What is C Language ? C is a programming language developed at “AT & T’s Bell Laboratories” of USA in 1972 and it was developed by Dennis Ritchie. Aim of the c language to design the UNIX operating system (which is used on many computers). C is a powerful programming language than other programming language. C Language spread beyond Bell Labs in very short period. In the late 1970′s C began to replace widespread well-known languages of that time like PL/I, ALGOL etc. Programmers began use C to write all sorts of programs. many organizations began applying their own versions of C with a subtle difference. This was a serious problem for system developers. http://www.educorporatebridge.com/technology/c-programming-training/[^]