The document discusses the history and significance of the C programming language, highlighting its development by Dennis Ritchie in 1972 at Bell Labs, and its foundational role in various software applications and systems. It emphasizes the importance of C for students in building programming skills and its prevalence in industry-standard technologies, such as operating systems and databases. Key points include the language's core role in critical software development and its status as a popular language for hardware-dependent programming.

1. NATIONAL MATHEMATICS DAY
THE MAN WHO KNEW INFINITY
SHINIVASA RAMANUJAN LYENGAR
(Best know as S. Ramanujan)
(22nd DECEMBER 1887-26th APRIL 1920)

2. APPLICATION OF C LANGUAGE
A
BY
SONU KUMAR
M.Sc.(SEM.-IV), R.N. COLLEGE, HAJIPUR
(B.R.A. BIHAR UNIVERSITY, MUZAFFARPUR)

3. OUTLINES
• History of C language.
• Basic concept of C language.
• Software development in C.
• Why C language is so important.

4. History of C language:-
• Developer of BCPL.
• Basic Combined Programming
Language.
• 1966. Martin Richards

5. History of C language:-
• Developer of B language.
• 1969.
• Also developer of UNIX operating
system.
• He also developed first master level chesks
called Belle in 1980.
Ken Thompson

6. History of C language:-
• Developer of C language.
• In 1972.
• At AT & T’s Bell LABs, USA.
• Co-developer of UNIX operating
system.
Dennis Ritchie

7. Basic concept of language
A to Z
a to z
0 to 9
( { : “ / ?
> < + = *
& % ! )
1. Constant
2. Variable
3. Keywords
1. Data type declaration
instruction
2. Input / Output instruction
3. Arithmetic instruction
4. Control instruction
Program

8. Software development in C
#include<stdio.h>
Void main()
{
…..
…..
}
preprocessor
….
Void main()
{
…..
}
compiler
0010110
1011110
0101000
1101110
1010100
Linker
0010110
1011110
0101000
1101110
1010100
Sum.exe
Sum.c
Sum.i
Sum.obj
Library files
Header files

9. Why C language is so important? :-
Worthto know about C language:-
 Oracle is written in C.
 Core libraries of android are written in C.
 My SQL is written in C.
 Almost every device driver is written in C.
 Major part of web browser is written in C.
 Unix operating system is developed in C.
 C is the world’s most popular programming
language.

10. Why C language is so important? :-
For students:-
 C is important to build programming skills.
 C covers basic features of all programming
language.
 Campus recruitment process.
 C is the most popular language for hardware
dependent programming.

11. THANK YOU