C is a general-purpose high level language that was originally developed by Dennis Ritchi for the Unix operating system.
The Unix operating system and virtually all Unix applications are written in the C language.
C has now become a widely used professional language for various reasons.
1)Easy to learn.
2)Structured language.
3)It produces efficient programs.
4)It can handle low-level activities.
5)It can be compiled on a variety of computers.
About C's facts
1)C was invented to write an operating system called UNIX.
2)C is a successor of B language which was introduced around 1970.
3)The language was formalized in 1988 by the American National Standard Institue (ANSI).
4)By 1973 UNIX OS almost totally written in C.