C-and-C++/C2/Scope-Of-Variables/English-timed - Revision history

Pratik kamble at 07:27, 24 March 2017

2017-03-24T07:27:15Z

PoojaMoolya at 11:30, 8 March 2017

2017-03-08T11:30:24Z

Sandhya.np14 at 11:38, 3 February 2015

2015-02-03T11:38:17Z

Sandhya.np14 at 11:34, 3 February 2015

2015-02-03T11:34:21Z

Sandhya.np14 at 11:00, 3 February 2015

2015-02-03T11:00:08Z

Sandhya.np14 at 16:58, 1 February 2015

2015-02-01T16:58:24Z

Sandhya.np14 at 16:48, 1 February 2015

2015-02-01T16:48:23Z

Sandhya.np14 at 16:46, 1 February 2015

2015-02-01T16:46:14Z

Sandhya.np14 at 16:35, 1 February 2015

2015-02-01T16:35:08Z

Pratik kamble at 12:16, 9 July 2014

2014-07-09T12:16:42Z

@@ Line 13: / Line 13: @@
 |-
 | 00:11
-|* What is the Scope of variable?
+| What is the Scope of variable?
 |-
 | 00:13
-|* What is a Global variable?
+|What is a Global variable?
 |-
 | 00:16
-|* What is a Local variable?
+| What is a Local variable?
 |-

@@ Line 141: / Line 141: @@
 |-
 |02:40
-| Now click on Save.
+|Now click on Save.
 |-
 | 02:43
-| Let us execute the program.
+|Let us execute the program.
 |-
 | 02:45
-| | Please open the terminal window  by pressing '''Ctrl, Alt''' and '''T''' keys simultaneously on your keyboard.
+|Please open the terminal window  by pressing '''Ctrl, Alt''' and '''T''' keys simultaneously on your keyboard.
 |-
 | 02:55
-| To compile, type
+| To compile, type '''gcc space scope.c space hyphen o space sco''' and press Enter.
-−
-|-
-| 02:56
-|'''gcc space scope.c space hyphen o space sco''' and press Enter.
 |-
 | 03:05
-|To execute,
+|To execute, type '''./sco''' (dot slash sco), press Enter.
-−
-|-
-| 03:06
-|type '''./sco''' (dot slash sco), press Enter.
 |-
 | 03:10
-|  The output is displayed as
+| The output is displayed as
 |-
@@ Line 256: / Line 248: @@
 |-
-|  05:19
+| 05:19
 | We can see  that it is similar to our C code.
 |-
-|  05:27
+| 05:27
 |Now we will see some common errors which we can come across.
@@ Line 272: / Line 264: @@
 |-
-|  05:45
+| 05:45
 | Click on Save. We have declared  the variable 'a' above the main() function and after the '''add''' function.
 |-
-|  05:55
+| 05:55
 | Let us see what happens.
@@ Line 312: / Line 304: @@
 |-
-|  06:36
+| 06:36
 | Delete this .
@@ Line 321: / Line 313: @@
 |-
 |  06:41
-| Let us execute again.
+| Let us execute again Come back to our terminal.
-−
-|-
-|06:42
-|Come back to our terminal.
 |-
 |  06:45
-|  Now  compile as before, execute as before.
+|  Now compile as before, execute as before.
 |-
 | 06:49
-|  Yes, it is working.
+| Yes, it is working.
 |-
@@ Line 409: / Line 397: @@
 |-
 | 08:04
-|  This is Ashwini Patil from IIT Bombay signing off.
+| This is Ashwini Patil from IIT Bombay signing off.
 |-

@@ Line 213: / Line 213: @@
 |-
 | 04:17
-|now delete the comma .
+|Now delete the comma.
 |-
@@ Line 225: / Line 225: @@
 |-
 | 04:26
-|and within the double quotes type backslash n. Now click on Save.
+|And within the double quotes type backslash n. Now click on Save.
 |-
@@ Line 245: / Line 245: @@
 |-
 | 05:04
-| now press Enter.
+| Now press Enter.
 |-

@@ Line 101: / Line 101: @@
 |-
 | 01:51
-|These have a '''Global scope.'''
+|These have a '''global scope.'''
 |-
@@ Line 109: / Line 109: @@
 |-
 |01:59
-|Here sum is  a local variable, it is declared inside the function add.
+|Here 'sum' is  a local variable, it is declared inside the function '''add'''.
 |-
@@ Line 129: / Line 129: @@
 |-
 | 02:29
-| This is our '''main function.'''
+| This is our '''main()''' function.
 |-
@@ Line 137: / Line 137: @@
 |-
 | 02:38
-| And this is our return statement.
+| And this is our '''return''' statement.
 |-
 |02:40
-| Now click on save.
+| Now click on Save.
 |-
@@ Line 157: / Line 157: @@
 |-
 | 02:56
-|'''gcc space scope.c space hyphen o space sco''' and press enter.
+|'''gcc space scope.c space hyphen o space sco''' and press Enter.
 |-
@@ Line 241: / Line 241: @@
 |-
 | 04:52
-| Here we have '''sco1''' because we don't want to overwrite output parameter '''sco''' for the file scope .c
+| Here we have '''sco1''' because we don't want to overwrite output parameter '''sco''' for the file 'scope.c'.
 |-
 | 05:04
-| now press enter.
+| now press Enter.
 |-
 | 05:07
-| To execute type '''./sco1''' and press enter.
+| To execute type '''./sco1''' and press Enter.
 |-
@@ Line 265: / Line 265: @@
 |-
 | 05:31
-|Come back to our program. Suppose here I will declare a  variable '''a''' again,
+|Come back to our program. Suppose here I will declare a  variable '''a''' again.
 |-
@@ Line 289: / Line 289: @@
 |-
 |06:05
-|We see errors, Redefinition of ''int''a , ''int'' a previously defined here.   Come  back to our program.
+|We see errors, '''redefinition of 'int a' ''' , ''' 'int a' previously defined here'''. Come back to our program.
 |-
@@ Line 301: / Line 301: @@
 |-
 |06:22
-|We cannot declare the variable twice as it is already declared globally
+|We cannot declare the variable twice as it is already declared globally.
 |-
@@ Line 313: / Line 313: @@
 |-
 |  06:36
-| Delete  this .
+| Delete this .
 |-
 |  06:39
-| Click on save.
+| Click on Save.
 |-
 |  06:41
-|  Let us execute again.
+| Let us execute again.
 |-
@@ Line 333: / Line 333: @@
 |-
 | 06:49
-|  Yes it is working.
+|  Yes, it is working.
 |-
@@ Line 341: / Line 341: @@
 |-
 |  06:56
-| let us summarise
+| Let us summarize.
 |-
 |  06:58
-| In this tutorial we learn't ,
+| In this tutorial we learnt ,
 |-
@@ Line 357: / Line 357: @@
 |-
 |  07:07
-| And  local variable ,e.g:int sum
+| and  local variable ,e.g:int sum
 |-
 |  07:12
-|   As an assignment,
+|  As an assignment,
 |-
 |07:14
-|Write a program to print the difference of two numbers.
+|write a program to print the difference of two numbers.
 |-
@@ Line 381: / Line 381: @@
 |-
 | 07:30
-| The Spoken Tutorial Project Team,
+| The Spoken Tutorial Project Team:
 |-
 |07:32
-|Conducts workshops using spoken tutorials .
+|Conducts workshops using spoken tutorials,
 |-
@@ Line 397: / Line 397: @@
 |-
 | 07:47
-|  Spoken Tutorial Project is a part of the Talk to a Teacher project.
+| Spoken Tutorial Project is a part of the Talk to a Teacher project.
 |-
@@ Line 406: / Line 406: @@
 |08:00
 |More information on this Mission is available at the link shown below
 |-
 | 08:04
-|  This is Ashwini Patil from IIT Bombay signing off
+|  This is Ashwini Patil from IIT Bombay signing off.
 |-

@@ Line 278: / Line 278: @@
 |  05:55
 | Let us see what happens.
 |-
@@ Line 287: / Line 286: @@
 |06:01
 | Now compile as before.
 |-
@@ Line 296: / Line 294: @@
 |06:18
 |'''a''' is a global variable.
 |-
 |06:20
 |It has a '''global scope.'''
 |-
 |06:22
 |We cannot declare the variable twice as it is already declared globally
 |-
 |06:27
 |We can only declare '''variable a''' as a local variable .
 |-
@@ Line 329: / Line 322: @@
 |  06:41
 |  Let us execute again.
 |-
@@ Line 342: / Line 334: @@
 | 06:49
 |  Yes it is working.
 |-
@@ Line 371: / Line 362: @@
 |  07:12
 |   As an assignment,
 |-
@@ Line 380: / Line 370: @@
 | 07:19
 | Watch the video available at the link shown below  .
 |-
 |07:22
-|It summarises the Spoken Tutorial project.
+|It summarizes the Spoken Tutorial project.
-−
 |-
@@ Line 394: / Line 382: @@
 | 07:30
 | The Spoken Tutorial Project Team,
 |-
 |07:32
 |Conducts workshops using spoken tutorials .
 |-
 |07:35
 |Gives certificates to those who pass an online test .
 |-
@@ Line 413: / Line 398: @@
 | 07:47
 |  Spoken Tutorial Project is a part of the Talk to a Teacher project.
 |-
 |07:52
 |It is supported by the National Mission on Education through ICT, MHRD, Government of India.
 |-
@@ Line 426: / Line 409: @@
 | 08:04
 |  This is Ashwini Patil from IIT Bombay signing off
 |-

@@ Line 189: / Line 189: @@
 |-
 |  03:41
-| Let us change the header file as'''iostream.'''
+| Let us change the header file as '''iostream'''.
-−
 |-
@@ Line 198: / Line 197: @@
 |-
 | 03:58
-| The  declaration of global variable  and local variable  is same in  C++
+| The  declaration of global variable and local variable is same in  C++.
 |-
 | 04:03
-|So no need to change anything
+|So, no need to change anything.
 |-
 |  04:07
-|  Now replace the '''printf '''statement with the  '''cout''' statement
+| Now replace the '''printf '''statement with the '''cout''' statement.
-−
-−
 |-
 |  04:13
-|   Delete the  '''format specifier''' and '\n'
+| Delete the '''format specifier''' and '\n'.
 |-
@@ Line 220: / Line 217: @@
 |-
 |  04:19
-| Type two opening angle brackets
+| Type two opening angle brackets.
 |-
 | 04:22
-|Delete the closing bracket, again type two opening  angle bracket
+|Delete the closing bracket, again type two opening angle brackets.
 |-
 | 04:26
-|and within the double quotes type backslash n. Now click on save
+|and within the double quotes type backslash n. Now click on Save.
 |-
 | 04:35
-|Let us execute the program
+|Let us execute the program.
-−
 |-
 | 04:39
-|Come back to a terminal.
+|Come back to our terminal.
 |-
 | 04:42
-| To compile type, '''g++ space scope dot cpp space -o space sco1, '''
+| To compile, type '''g++ space scope dot cpp space -o space sco1 '''
-−
 |-
 | 04:52
-| Here we have ,'''sco1''',  because We don't want to overwrite output parameter  sco for the file scope .c
+| Here we have '''sco1''' because we don't want to overwrite output parameter '''sco''' for the file scope .c
 |-
 | 05:04
-| now press enter
+| now press enter.
-−
 |-
 | 05:07
-|  To execute type'''./sco1'''  and press enter .
+| To execute type '''./sco1''' and press enter.
 |-
 |05:14
-|The output is displayed as,  '''Sum of a and b is 7.'''
+|The output is displayed as  '''Sum of a and b is 7.'''
 |-
 |  05:19
-| We can see  that it is similar to our C code,
+| We can see  that it is similar to our C code.
 |-
@@ Line 271: / Line 265: @@
 |-
 | 05:31
-|Come back to our program, Suppose here I will declare a  variable '''a''' again,
+|Come back to our program. Suppose here I will declare a  variable '''a''' again,
 |-
 | 05:41
-|Type '''int a ''' and a semicolon
+|Type '''int a ''' and a semicolon.
 |-
 |  05:45
-|  Click on save. We have declared  the variable ''a'' above the main function and after the add function ,
+| Click on Save. We have declared  the variable 'a' above the main() function and after the '''add''' function.
 |-
@@ Line 292: / Line 286: @@
 |-
 |06:01
-| Now compile as before ,
+| Now compile as before.
 |-
 |06:05
-|We see errors , Redefinition of ''int''a , ''int'' a previously defined here.   Come  back to our program
+|We see errors, Redefinition of ''int''a , ''int'' a previously defined here.   Come  back to our program.
 |-

@@ Line 185: / Line 185: @@
 |-
 | 03:31
-|Now Save the file''' '''with''' an extension '''.cpp ''' (dot cpp) and click on Save.
+|Now save the file with an extension '''.cpp ''' (dot cpp) and click on Save.
 |-

@@ Line 97: / Line 97: @@
 |-
 | 01:44
-|These are declared outside any functions above main() function.
+|These are declared outside any functions, above main() function.
 |-
@@ Line 109: / Line 109: @@
 |-
 |01:59
-|  Here  sum is  a local variable  it is  declared  inside the function add.
+|Here sum is  a local variable, it is declared inside the function add.
-−
-−
 |-
@@ Line 127: / Line 125: @@
 |-
 | 02:19
-|Then sum of a & b will be stored in the variable sum . Here we print the sum
+|Then sum of a & b will be stored in the variable 'sum'. Here we print the sum.
 |-
@@ Line 139: / Line 137: @@
 |-
 | 02:38
-|  And This is our return statement.
+| And this is our return statement.
 |-
 |02:40
-| Now Click on save.
+| Now click on save.
 |-
@@ Line 151: / Line 149: @@
 |-
 | 02:45
-| | Please open the terminal window  by pressing '''Ctrl, ''Alt'' and T''' keys simultaneously on your keyboard.
+| | Please open the terminal window  by pressing '''Ctrl, Alt''' and '''T''' keys simultaneously on your keyboard.
 |-
 | 02:55
-|  To compile type,
+| To compile, type
 |-
@@ Line 163: / Line 161: @@
 |-
 | 03:05
-|To execute
+|To execute,
 |-
 | 03:06
-|Type'''./sco''' (dot slash), press enter
+|type '''./sco''' (dot slash sco), press Enter.
 |-
 | 03:10
-|  the output is displayed as
+|  The output is displayed as
 |-
 | 03:13
-|'''Sum of a and b is 7'''
+|'''Sum of a and b is 7'''.
 |-
@@ Line 183: / Line 181: @@
 |-
 |  03:20
-|  Come back to our program. First press Shift ''Ctrl' & ''S'' key simultaneously on your keyboard
+| Come back to our program. First press '''Shift, Ctrl''' & '''S''' keys simultaneously on your keyboard.
 |-
 | 03:31
-|Now Save the file''' '''with''' an extension .cpp ''' and click on save
+|Now Save the file''' '''with''' an extension '''.cpp ''' (dot cpp) and click on Save.
-−
 |-

@@ Line 5: / Line 5: @@
 |-
 | 00:01
-| Welcome to the spoken tutorial on Scope of variables in C and C++.
+| Welcome to the spoken tutorial on '''Scope of variables in C and C++'''.
 |-
@@ Line 13: / Line 13: @@
 |-
 | 00:11
-| What is the Scope of variable?
+|* What is the Scope of variable?
 |-
 | 00:13
-| What is a Global variable?
+|* What is a Global variable?
 |-
 | 00:16
-| What is a Local variable?
+|* What is a Local variable?
 |-
@@ Line 37: / Line 37: @@
 |-
 | 00:30
-|'''Ubuntu Operating System''' version 11.04, '''gcc''' and '''g++''' '''Compiler''' version 4.6.1
+|'''Ubuntu Operating System''' version 11.04, '''gcc''' and '''g++ Compiler''' version 4.6.1.
 |-
 |  00:41
-|   Let us start with the introduction to the scope of variables.
+| Let us start with the introduction to the scope of variables.
 |-
@@ Line 49: / Line 49: @@
 |-
 | 00:54
-|Depending on its type and place of declaration it is divided into two categories:
+|Depending on it's type and place of declaration it is divided into two categories:
 |-
@@ Line 61: / Line 61: @@
 |-
 |01:05
-| Now we will see an example,
+| Now we will see an example.
 |-
 | 01:07
-|I have already typed the program on the editor,
+|I have already typed the program on the editor.
 |-
 | 01:10
-|Let me open it
+|Let me open it.
 |-
@@ Line 85: / Line 85: @@
 |-
 |01:26
-| Here we have declared two global variables '''a and b.'''
+|Here we have declared two global variables '''a and b.'''
 |-
@@ Line 97: / Line 97: @@
 |-
 | 01:44
-|These are declared outside any functions above main() funtion.
+|These are declared outside any functions above main() function.
 |-
 | 01:51
-|These have a Global scope.'''
+|These have a '''Global scope.'''
 |-
 | 01:53
-|  Here we have declared a '''function''' '''add '''without''' arguments.'''
+|Here we have declared a '''function''' '''add '''without''' arguments.'''
 |-

@@ Line 1: / Line 1: @@
 {| border=1
-|| Time
+|| '''Time'''
-|| Narration
+|| '''Narration'''
 |-