HISTORY, FEATURES, USES OF C LANGUAGE

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C – Language History


  • C language is a structure oriented programming language, was developed at Bell Laboratories in 1972 by Dennis Ritchie
  • C language features were derived from earlier language called “B” (Basic Combined Programming Language – BCPL)
  • C language was invented for implementing UNIX operating system
  • In 1978, Dennis Ritchie and Brian Kernighan published the first edition “The C Programming Language” and commonly known as K&R C
  • In 1983, the American National Standards Institute (ANSI) established a committee to provide a modern, comprehensive definition of C. The resulting definition, the ANSI standard, or “ANSI C”, was completed late 1988.


C standards


  • C89/C90 standard – First standardized specification for C language was developed by American National Standards Institute in 1989. C89 and
  • C90 standards refer to the same programming language.
  • C99 standard – Next revision was published in 1999 that introduced new futures like advanced data types and other changes.ICP





Features of C language:


  • Reliability
  • Portability
  • Flexibility
  • Interactivity
  • Modularity
  • Efficiency and Effectiveness





Uses of C language:


C language is used for developing system applications that forms major portion of operating systems such as Windows, UNIX and Linux. Below are some examples of C being used

  • Database systems
  • Graphics packages
  • Word processors
  • Spread sheets
  • Operating system development
  • Compilers and Assemblers
  • Network drivers
  • Interpreters







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