This document discusses programming languages and their evolution. It explains that machine language uses binary, while assembly language uses mnemonics. Higher-level languages have evolved over time, becoming more English-like and object-oriented. Some examples of early languages are BASIC, FORTRAN, and COBOL. Modern popular languages discussed include C, C++, Java, Visual Basic, and Pascal.

1. C

2. 1.
2.
3. C
4. C
5. C
6. C

3. 3
1. (Input Data)
2. (Data
Processing)
3. (Output Data)

4. -
-
-
-

5. 1.
0” 1”
(Machine Language

6. 5
1) Machine Language)
2) Assembly
Language)
(Mnemonic Code)

7. 4) (Very high-level
Language)
5) (Natural Language)

8. 2.
2.1 BASIC)
10 PRINT “HELLO WORLD”
20 GOTO 10

9. 2.2 FORTRAN)
Program HelloWorld
write (*,*) „Hello, world!‟
End program HelloWorld

10. 2.3 COBOL)
Structure Program)
IDENTIFICATION DIVISION.
Program-Id. Hello-World
*
ENVIRONMENT DIVISION
*
DATA DIVISION.
*
PROCEDURE DIVISION.
Paral.
DISPLAY “Hello, world”.
*
Stop Run

11. OOP)

12. 2.4 PASCAL)
Turbo Pascal)
HelloWorld(output);
Begin
Writeln(„Hello, World!)
End.

13. 2.5 C
Unix)
#include “stdio.h”
Int main(void)
{
printf(“Hello, worldn”);
return 0;
}

14. 2.6 C++)
Class
#include <iostream>
Int main()
{
std::cout << “Hello world!” << std::endl;
return 0;
}

15. 2.7 VISUAL BASIC)

16. 2.8 JAVA)
ByteCode)
//Hello.java
Public class Hello {
Public static void main(String[] args) {
System.out.println(“Hello,world!”);
}
}

17. C
1.
2.
3.