This document discusses several programming languages and concepts. It mentions early programming languages like FORTRAN, COBOL, and RPG. It also discusses newer languages like Pascal, Java, C#, and C++. It provides an example of a guessing game program written in C that uses concepts like variable declaration, input/output functions like scanf and printf, conditional statements like if/else, and a while loop. It returns 0 at the end as required by the main function signature in C.

3. Pseudo code) Flow chart)

9. FORTRAN)
COBOL) RPG)
Pascal)

10. Java) C#) C++)

11. fourth-generation languages: 4GLs)
GL
SQL)
Hypertext Markup Language: HTML )
tags)

12. main( )
int main ( ) { <

14. - header files )
1 #include <stdio.h>
1 #include <stdiob.h>
printf(
) scanf( )
- variable declaration )
6 int target ;
7 int number ;
8. int no_of_guesses = 1 ;
target, number no_of_guesses
int )
data_type identification_name data_type
identification_name
no_of_guesses
-
scanf ("%", &target) ;
12 scanf ("%", &number) ;
13 scanf ("%", &number) ;
scanf ( )
d"

15. -
printf ("Enter the number you guess ") ;
16 printf ("Too highn") ;
17 printf ("Too lown") ;
19 printf ("Enter the number you guess ") ;
printf ( )
printf ( )
printf ("Correct - You try %d time . n" , no_of_guesses ) ;
no_of_guesses
no_of_guesses int
d" scanf ( )
-

16. while while (
number target
-
no_of_guesses = no_of_guesses + 1 ;
no_of_guesses
no_of_guesses
operand )
operator )
-
if (number > target)

17. if-else
if else
if if
if else
- return
25 return 0;
return
main ( )
main ( )