Difference between revisions of "Digital-Divide/D0/Getting-to-know-computers/English"
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| style="background-color:#ffffff;border-top:1pt solid #000000;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:0.25pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.018cm;padding-right:0.018cm;"| <center>'''Visual Cue'''</center> | | style="background-color:#ffffff;border-top:1pt solid #000000;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:0.25pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.018cm;padding-right:0.018cm;"| <center>'''Visual Cue'''</center> | ||
| style="background-color:#ffffff;border:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.018cm;padding-right:0.018cm;"| <center>'''Narration'''</center> | | style="background-color:#ffffff;border:1pt solid #000000;padding-top:0cm;padding-bottom:0cm;padding-left:0.018cm;padding-right:0.018cm;"| <center>'''Narration'''</center> | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Opening slide''' |
'''(Slide)''' | '''(Slide)''' | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Welcome to the Spoken Tutorial on '''Getting to know Computers''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Learning Objectives''' |
'''(Slide)''' | '''(Slide)''' | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| In this tutorial we will learn about |
* the various components of a '''computer'''. | * the various components of a '''computer'''. | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of a desktop and laptop |
one after the other | one after the other | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Generally, there are 2 types of '''computers''' - |
* '''Desktop''' or '''Personal Computer''' and | * '''Desktop''' or '''Personal Computer''' and | ||
* '''Laptop''' | * '''Laptop''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of a tab PC |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now-a-days, '''tablet PC'''s or '''tab'''s for short, are also quite popular. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Slide |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Functions of a computer. |
A '''computer''' performs five major functions irrespective of their size - | A '''computer''' performs five major functions irrespective of their size - | ||
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# it gives results in the form of '''output''' | # it gives results in the form of '''output''' | ||
# it controls all '''operations''' inside the '''computer''' | # it controls all '''operations''' inside the '''computer''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show block diagram on slide |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Basic organisation of a '''computer''' is as shown in this block diagram. |
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* '''Input unit''' | * '''Input unit''' | ||
* '''Central Processing unit''' | * '''Central Processing unit''' | ||
* '''Output unit''' | * '''Output unit''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Slide |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''Input unit''' helps to |
* enter the '''data''' and '''programs''' | * enter the '''data''' and '''programs''' | ||
* into a '''computer''' system | * into a '''computer''' system | ||
* in an organised manner | * in an organised manner | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show images of keyboard, mouse, camera and scanner |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| '''Keyboard, mouse, camera '''and '''scanner '''are some of the '''input devices.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Slide |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''Central Processing unit''' |
* performs '''operations''' like '''arithmetic''' and '''logical''' operations and | * performs '''operations''' like '''arithmetic''' and '''logical''' operations and | ||
* stores '''data '''and '''instructions''' | * stores '''data '''and '''instructions''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show 3D model of '''CPU''' |
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Zoom to show front USB ports and rotate to show USB ports at the back | Zoom to show front USB ports and rotate to show USB ports at the back | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Typically, the '''Central Processing unit''' or '''CPU '''looks like this. |
| + | It has many '''ports''' in the front and at the back of the '''unit.''' | ||
| − | + | We will learn about them in a little while. | |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Slide |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| It takes '''data''' and '''instructions''', processes them and gives the '''output''' or results. |
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The task of performing '''operations''' is called '''processing'''. | The task of performing '''operations''' is called '''processing'''. | ||
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The '''output''' is then stored along with the '''data''' and '''instructions''' in the '''storage unit'''. | The '''output''' is then stored along with the '''data''' and '''instructions''' in the '''storage unit'''. | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of monitor and printer |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The unit that supports the process of producing results from the data, is the '''output unit.''' |
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'''Monitor '''and '''printer '''are some of the '''output devices.''' | '''Monitor '''and '''printer '''are some of the '''output devices.''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of a desktop with the 4 components mentioned |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Generally, a '''desktop computer''' has 4 main components |
* '''Monitor''' | * '''Monitor''' | ||
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* '''Keyboard '''and | * '''Keyboard '''and | ||
* '''Mouse''' | * '''Mouse''' | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of printer and scanner connected to a PC |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| A '''camera, printer '''or '''scanner '''can also be connected to a computer. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of monitor |
(blank interface) | (blank interface) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is a '''monitor''' or the '''computer screen,''' as we call it. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Image of Monitor''' |
(with the Ubuntu interface (3 secs) and with the Windows interface (3 secs)) | (with the Ubuntu interface (3 secs) and with the Windows interface (3 secs)) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| It displays the '''computer''''s '''user interface.''' |
| − | + | One can open various '''programs''' and interact with the '''computer''', using the keyboard and mouse. | |
| − | One can open various '''programs''' and interact with the '''computer''' | + | |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Image of Keyboard '''>> then zoom in closer>> place a red border around the character keys and next around the number keys |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''keyboard''' is designed to enter text, characters and other commands into a '''computer.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Image of Mouse''' |
(Point to the 2 buttons and the scroll button with a big red arrow) | (Point to the 2 buttons and the scroll button with a big red arrow) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is the '''computer mouse'''. Typically, it has 2 clickable buttons and a '''scroll''' button in between. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show a finger clicking the left-mouse button |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Pressing the '''left mouse button''', activates most actions. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show a finger clicking the right-mouse button |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Pressing the '''right mouse button''', activates more non-standard actions like shortcuts. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the scroll button moving back and forth |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''mouse wheel''' is used to scroll up and down, by rolling the '''scroll button'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Image of Mouse''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''computer''' '''mouse''' is an alternative way to interact with the '''computer''', besides the '''keyboard.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now, let us see the various parts of the '''CPU.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Front part of the CPU '''>>Red arrow pointing to the '''POWER ON''' switch |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| There is a prominent button on the front of the '''CPU''' which is the '''POWER ON''' switch. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red/Blue lights appear on the '''POWER ON''' switch |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| To turn on the '''computer''', one needs to press this switch. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the '''reset '''button |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| There is a '''reset''' button, too, which helps us to restart the '''computer''', if required. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the '''USB ports '''switch and '''DVD/CD-ROM reader'''. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Also, on the front side, you will notice 2 or more '''USB ports''' and a '''DVD/CD-ROM reader-writer'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Zoom into the '''USB ports '''and show a '''pen-drive '''connected to it. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''USB ports '''are used to connect '''pen-drives''' to the '''computer'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the '''DVD/CD-ROM reader '''opening '''>> '''and show a '''CD '''placed in it >> show closing of the '''reader.''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| And the '''DVD/CD-ROM reader-writer''' is used to read or write a '''CD''' or a '''DVD.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Rotate the''' CPU '''model to show the back side of '''CPU''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now let's look at the back of the '''computer'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Zoom in to show the USB '''ports''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''ports '''at the back, are used for connecting the '''CPU''' to the other devices of the '''computer'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show 1 or 2 types of cables |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is done using '''cables.''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the internal components of the CPU |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| There are many '''components''' inside the '''CPU. ''' |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the fans by pointing with a red arrow >> show curved arrow to indicate air flow |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Fans at the back provide the air flow required to cool the components. |
| − | + | Otherwise, overheating can cause damage to the '''CPU''', often leading to '''data''' loss. | |
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| + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the '''case cooling fan''' | ||
| + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is the '''case cooling fan'''. | ||
It keeps the temperature of the '''CPU''' normal and prevents overheating. | It keeps the temperature of the '''CPU''' normal and prevents overheating. | ||
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Zoom out from previous image >> |
Red arrow pointing to the '''PSU''' | Red arrow pointing to the '''PSU''' | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| '''Power Supply Unit,''' also called '''PSU''', supplies power to the '''computer'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now, let's learn how to connect the various components to the '''CPU'''. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show all the components on a table |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Place all the components on the table, as shown. |
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| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show all the cables on a table |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Place all the cables on the table, as shown. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Rotate the monitor and show back side. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| First, let's connect the '''monitor '''to the '''CPU'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the power cable >> Show the blue part being connected to the CPU |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Connect the '''power cable''' to the '''monitor,''' as shown. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the power plug being connected to a power supply socket. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now, connect the other end to a '''power supply socket'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the CPU power cable >> connect it to the CPU |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is the '''power cable''' of the '''CPU. ''' |
| Line 303: | Line 263: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the power plug being connected to a power supply socket. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Then, connect it to a '''power supply socket'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the keyboard cable >> Show the cable head part being connected to the CPU |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Next, connect the '''keyboard cable''' to the '''CPU''', as shown. |
| Line 316: | Line 276: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the mouse cable >> Show the cable head part being connected to the CPU |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| You can connect the mouse to the port which is “green” in colour. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the mouse cable >> Show the cable head part being connected to the CPU |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
Red arrows pointing to the other USB ports | Red arrows pointing to the other USB ports | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Alternately, you can connect the '''USB keyboard '''and '''mouse''' to any of the '''USB ports'''. |
| Line 333: | Line 293: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrows pointing to the other USB ports |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The remaining '''USB ports '''can be used for connecting '''pen drive, hard disk''' etc. <nowiki><PAUSE></nowiki> |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the lan cable |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is a '''lan cable.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the lan port >> Show the lan cable head part being connected to the CPU |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| And this is a '''LAN port.''' |
| Line 350: | Line 310: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the other end of the lan cable head being connected to a wi-fi modem |
(zoomed in animation to show the part clearly) | (zoomed in animation to show the part clearly) | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The other end of the '''lan cable''' is connected to a '''modem''' or a '''wi-fi router'''. |
| Line 359: | Line 319: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the blinking led light on/near the lan port. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''led light''' will blink, when the '''lan port''' is active and receiving activity. |
<nowiki><PAUSE></nowiki> | <nowiki><PAUSE></nowiki> | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrows pointing to the other serial ports |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| You may notice that there are other '''serial ports''' on the '''CPU'''. |
| Line 372: | Line 332: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrows pointing to the other parallel ports |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| You will also notice that there are some '''parallel ports '''on the '''CPU'''. |
| Line 379: | Line 339: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red rectangle around the 3 audio jacks |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now, let's look at the '''audio jacks'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the pink port |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''port''' in “pink” is used for connecting a '''microphone.''' |
| − | + | ||
| − | + | ||
| − | + | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the blue port |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''port''' in “blue” is for connecting a''' line''' '''in''', for eg- from radio or tape player. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the green port |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''port''' in “green” is for connecting '''headphone/speaker '''or''' line out.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Zoom out and show the back side with all the cables connected as per requirement. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now that we have connected all our devices, let's turn on the '''computer'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the power supply buttons on the wall being switched on |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| First of all, switch on the '''power supply '''buttons of the '''monitor '''and the '''CPU.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the switching on of the ON button on the monitor |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Next, press the '''POWER ON '''button on the '''monitor'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Switching the ON button in CPU |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| And then press the '''POWER ON''' switch, on the front of the '''CPU.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the opening screen when the computer is switched on |
| − | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Usually, you will see a string of words on a black screen, when your '''computer''' first turns on. | |
| − | | style="border-top:none;border-bottom: | + | |
| Line 429: | Line 385: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The whole process of loading the '''operating system''' is called '''booting''' the '''computer'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the desktop interface in Ubuntu |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| When all the necessary checks are done, you will see the '''operating system''''s '''interface'''. |
| Line 440: | Line 396: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show the desktop interface in Windows |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| If you are a '''Windows''' user, you will see this screen. |
| Line 447: | Line 403: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Now, let us briefly look at a '''laptop.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of a laptop |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| '''Laptops''' are portable and compact '''computers'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Show image of a laptop on a person's lap |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| A '''laptop''' is small and light enough to sit on a person's lap, while in use. |
| Line 462: | Line 418: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the various components as per narration |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| It has most of the same components as a '''desktop computer''' including |
* a '''display''', | * a '''display''', | ||
| Line 474: | Line 430: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the lan port and USB ports as per narration |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| It also has a '''lan port '''and '''USB ports.''' |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the video port |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| There is a '''video port''', using which one can connect a '''projector''' to the '''laptop'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the mic and earphone icons |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The '''audio jacks''' are easily identifiable, with respective '''icons''' for '''mic''' and '''headphones'''. |
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the cooling fan |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| This is the inbuilt '''cooling fan''' in the '''laptop'''. |
| − | + | ||
This helps to keep the '''laptop''' from overheating. | This helps to keep the '''laptop''' from overheating. | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| Red arrow pointing to the connected power cable >> then show it without the cable but active. |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| A '''laptop''' is powered by electricity via an '''AC adapter''' and has a '''rechargeable battery'''. |
| − | + | ||
Hence, it is portable and can be used away from a power source. | Hence, it is portable and can be used away from a power source. | ||
| Line 503: | Line 457: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Summary''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Let us summarize. In this tutorial we have learnt |
* about the various components of a '''desktop''' and '''laptop''' | * about the various components of a '''desktop''' and '''laptop''' | ||
* and how to connect the various components of a '''desktop''' | * and how to connect the various components of a '''desktop''' | ||
| − | |||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''About Slide''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Watch the video available at |
http://spoken-tutorial.org/What_is_a_Spoken_Tutorial | http://spoken-tutorial.org/What_is_a_Spoken_Tutorial | ||
| Line 518: | Line 471: | ||
• It summarizes the Spoken Tutorial project | • It summarizes the Spoken Tutorial project | ||
| − | |||
| − | |||
• If you do not have good bandwidth, you can | • If you do not have good bandwidth, you can | ||
| Line 525: | Line 476: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''About Slide''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The Spoken Tutorial Project Team |
| Line 540: | Line 491: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''About Slide''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| Spoken Tutorial Project is a part of the Talk to a |
Teacher project | Teacher project | ||
| Line 558: | Line 509: | ||
|- | |- | ||
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:none;padding:0.097cm;"| '''Acknowledgment''' |
| − | | style="border-top:none;border-bottom: | + | | style="border-top:none;border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;padding:0.097cm;"| The animation and 3D modelling for this tutorial was done by Arthi. |
| − | And this is Nancy from the Spoken Tutorial project, IIT Bombay signing off. | + | And this is Nancy Varkey from the Spoken Tutorial project, IIT Bombay signing off. |
Latest revision as of 18:34, 30 August 2013
Title of script: Getting to know Computers
Author : Nancy Varkey
Keywords: Parts of a Computer and Laptop
| |
|
| Opening slide
(Slide) |
Welcome to the Spoken Tutorial on Getting to know Computers |
| Learning Objectives
(Slide) |
In this tutorial we will learn about
We will also learn to connect the various components. |
| Show image of a desktop and laptop
one after the other |
Generally, there are 2 types of computers -
|
| Show image of a tab PC | Now-a-days, tablet PCs or tabs for short, are also quite popular. |
| Slide | Functions of a computer.
A computer performs five major functions irrespective of their size -
|
| Show block diagram on slide | Basic organisation of a computer is as shown in this block diagram.
|
| Slide | The Input unit helps to
|
| Show images of keyboard, mouse, camera and scanner | Keyboard, mouse, camera and scanner are some of the input devices. |
| Slide | The Central Processing unit
|
| Show 3D model of CPU
Zoom to show front USB ports and rotate to show USB ports at the back |
Typically, the Central Processing unit or CPU looks like this.
It has many ports in the front and at the back of the unit. We will learn about them in a little while. |
| Slide | It takes data and instructions, processes them and gives the output or results.
The task of performing operations is called processing. The output is then stored along with the data and instructions in the storage unit. |
| Show image of monitor and printer | The unit that supports the process of producing results from the data, is the output unit.
Monitor and printer are some of the output devices. |
| Show image of a desktop with the 4 components mentioned | Generally, a desktop computer has 4 main components
|
| Show image of printer and scanner connected to a PC | A camera, printer or scanner can also be connected to a computer. |
| Show image of monitor
(blank interface) |
This is a monitor or the computer screen, as we call it.
|
| Image of Monitor
(with the Ubuntu interface (3 secs) and with the Windows interface (3 secs)) |
It displays the computer's user interface.
One can open various programs and interact with the computer, using the keyboard and mouse. |
| Image of Keyboard >> then zoom in closer>> place a red border around the character keys and next around the number keys | The keyboard is designed to enter text, characters and other commands into a computer. |
| Image of Mouse
(Point to the 2 buttons and the scroll button with a big red arrow) |
This is the computer mouse. Typically, it has 2 clickable buttons and a scroll button in between. |
| Show a finger clicking the left-mouse button | Pressing the left mouse button, activates most actions. |
| Show a finger clicking the right-mouse button | Pressing the right mouse button, activates more non-standard actions like shortcuts. |
| Show the scroll button moving back and forth | The mouse wheel is used to scroll up and down, by rolling the scroll button. |
| Image of Mouse | The computer mouse is an alternative way to interact with the computer, besides the keyboard. |
| Now, let us see the various parts of the CPU. | |
| Front part of the CPU >>Red arrow pointing to the POWER ON switch | There is a prominent button on the front of the CPU which is the POWER ON switch. |
| Red/Blue lights appear on the POWER ON switch | To turn on the computer, one needs to press this switch. |
| Red arrow pointing to the reset button | There is a reset button, too, which helps us to restart the computer, if required. |
| Red arrow pointing to the USB ports switch and DVD/CD-ROM reader. | Also, on the front side, you will notice 2 or more USB ports and a DVD/CD-ROM reader-writer.
|
| Zoom into the USB ports and show a pen-drive connected to it. | The USB ports are used to connect pen-drives to the computer. |
| Show the DVD/CD-ROM reader opening >> and show a CD placed in it >> show closing of the reader. | And the DVD/CD-ROM reader-writer is used to read or write a CD or a DVD. |
| Rotate the CPU model to show the back side of CPU | Now let's look at the back of the computer. |
| Zoom in to show the USB ports | The ports at the back, are used for connecting the CPU to the other devices of the computer. |
| Show 1 or 2 types of cables | This is done using cables. |
| Show the internal components of the CPU | There are many components inside the CPU.
|
| Show the fans by pointing with a red arrow >> show curved arrow to indicate air flow | Fans at the back provide the air flow required to cool the components.
Otherwise, overheating can cause damage to the CPU, often leading to data loss. |
| Show the case cooling fan | This is the case cooling fan.
It keeps the temperature of the CPU normal and prevents overheating. |
| Zoom out from previous image >>
Red arrow pointing to the PSU |
Power Supply Unit, also called PSU, supplies power to the computer. |
| Now, let's learn how to connect the various components to the CPU. | |
| Show all the components on a table | Place all the components on the table, as shown. |
| Show all the cables on a table | Place all the cables on the table, as shown. |
| Rotate the monitor and show back side. | First, let's connect the monitor to the CPU. |
| Show the power cable >> Show the blue part being connected to the CPU
(zoomed in animation to show the part clearly) |
Connect the power cable to the monitor, as shown. |
| Show the power plug being connected to a power supply socket. | Now, connect the other end to a power supply socket. |
| Show the CPU power cable >> connect it to the CPU | This is the power cable of the CPU.
|
| Show the power plug being connected to a power supply socket. | Then, connect it to a power supply socket. |
| Show the keyboard cable >> Show the cable head part being connected to the CPU
(zoomed in animation to show the part clearly) |
Next, connect the keyboard cable to the CPU, as shown.
|
| Show the mouse cable >> Show the cable head part being connected to the CPU
(zoomed in animation to show the part clearly) |
You can connect the mouse to the port which is “green” in colour. |
| Show the mouse cable >> Show the cable head part being connected to the CPU
(zoomed in animation to show the part clearly) Red arrows pointing to the other USB ports |
Alternately, you can connect the USB keyboard and mouse to any of the USB ports.
|
| Red arrows pointing to the other USB ports | The remaining USB ports can be used for connecting pen drive, hard disk etc. <PAUSE> |
| Show the lan cable | This is a lan cable. |
| Show the lan port >> Show the lan cable head part being connected to the CPU
(zoomed in animation to show the part clearly) |
And this is a LAN port.
|
| Show the other end of the lan cable head being connected to a wi-fi modem
(zoomed in animation to show the part clearly) |
The other end of the lan cable is connected to a modem or a wi-fi router.
|
| Show the blinking led light on/near the lan port. | The led light will blink, when the lan port is active and receiving activity.
<PAUSE> |
| Red arrows pointing to the other serial ports | You may notice that there are other serial ports on the CPU.
|
| Red arrows pointing to the other parallel ports | You will also notice that there are some parallel ports on the CPU.
|
| Red rectangle around the 3 audio jacks | Now, let's look at the audio jacks. |
| Red arrow pointing to the pink port | The port in “pink” is used for connecting a microphone. |
| Red arrow pointing to the blue port | The port in “blue” is for connecting a line in, for eg- from radio or tape player. |
| Red arrow pointing to the green port | The port in “green” is for connecting headphone/speaker or line out. |
| Zoom out and show the back side with all the cables connected as per requirement. | Now that we have connected all our devices, let's turn on the computer. |
| Show the power supply buttons on the wall being switched on | First of all, switch on the power supply buttons of the monitor and the CPU. |
| Show the switching on of the ON button on the monitor | Next, press the POWER ON button on the monitor. |
| Switching the ON button in CPU | And then press the POWER ON switch, on the front of the CPU. |
| Show the opening screen when the computer is switched on | Usually, you will see a string of words on a black screen, when your computer first turns on.
BIOS is the software which gives the CPU its first instructions, when the computer is turned on. |
| The whole process of loading the operating system is called booting the computer. | |
| Show the desktop interface in Ubuntu | When all the necessary checks are done, you will see the operating system's interface.
|
| Show the desktop interface in Windows | If you are a Windows user, you will see this screen.
|
| Now, let us briefly look at a laptop. | |
| Show image of a laptop | Laptops are portable and compact computers. |
| Show image of a laptop on a person's lap | A laptop is small and light enough to sit on a person's lap, while in use.
|
| Red arrow pointing to the various components as per narration | It has most of the same components as a desktop computer including
built into a single unit. |
| Red arrow pointing to the lan port and USB ports as per narration | It also has a lan port and USB ports. |
| Red arrow pointing to the video port | There is a video port, using which one can connect a projector to the laptop. |
| Red arrow pointing to the mic and earphone icons | The audio jacks are easily identifiable, with respective icons for mic and headphones. |
| Red arrow pointing to the cooling fan | This is the inbuilt cooling fan in the laptop.
This helps to keep the laptop from overheating. |
| Red arrow pointing to the connected power cable >> then show it without the cable but active. | A laptop is powered by electricity via an AC adapter and has a rechargeable battery.
Hence, it is portable and can be used away from a power source.
|
| Summary | Let us summarize. In this tutorial we have learnt
|
| About Slide | Watch the video available at
http://spoken-tutorial.org/What_is_a_Spoken_Tutorial
download and watch it |
| About Slide | The Spoken Tutorial Project Team
• Gives certificates for those who pass an online test • For more details, please write to |
| About Slide | Spoken Tutorial Project is a part of the Talk to a
Teacher project
Education through ICT, MHRD, Government of India
|
| Acknowledgment | The animation and 3D modelling for this tutorial was done by Arthi.
|
