Computer Programming Languages

Engg.... | 00:22 | | | Best Blogger Tips

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PROGRAM:
Program is a collection of well defined instructions and the art of writing instructions for a computer to solve a particular task is known as programming.
SOFTWARE:
Software is a collection of programs and it cannot be touched. Software developed with the help of programming languages. Programming languages is the medium of communication between the man and the machine. There are different programming languages.

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Structure of C Program

Engg.... | 09:55 | | | Best Blogger Tips
c program structure


C PROGRAM  STRUCTURE:
Different programming languages have their own format of coding. The basic components of C program are
  • main()
  • pair of curly braces {,}
  • declarations and statements
  • user define functions   
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Basic Concepts of C Language

Engg.... | 06:37 | | Best Blogger Tips
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CHARACTER SET:
Every programming language has its own set of characters. The characters used in C are divided into 3 categories
  1. Digits
  2. Alphabets
  3. Special characters.
TABLE SHOWS DIFFERENT ALPHABETS , DIGITS , SPECIAL SYMBOLS USED IN C LANGUAGE:


  • ALPHABETS    
  • UPPERCASE                   
  • LOWERCASE                                       
  • A-Z                            
  • a-z                  

  • DIGITS                  
  • 0-9    

  • SPECIAL                CHARACTERS                                                         
  • , COMMA
  • . PERIOD
  • : COLON
  • ; SEMICOLON
  • 'APOSTROPHE            
  • + PLUS SIGN
  • - MINUS SIGN            
  • *ASTERISK                     
  • / SLASH
  • % PERCENTAGE         SIGN
  •   & AMPERSAND
  • ^ CARAT
  • ~ TILDE
  • [ LEFT BRACKET
  • ] RIGHT BRACKET
  • { LEFT                         BRACES                                                 
  • " QUOTATION MARK
  • ? QUESTION MARK                      
  • ! EXPLAMATION   MARK                       
  • _ UNDERSCORE
  • # HASH
  • = EQUAL SIGN
  • | PIPELINE SIGN
  • < LESS THAN
  • > GREATER THAN
  • \ BACKSLASH
  • ( LEFT PARENTHESIS
  • ) RIGHT PARENTHESIS
  • } RIGHT BRACES                                          


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History of C++ Programming Language

Engg.... | 06:32 | | Best Blogger Tips
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HISTORY OF C LANGUAGE:
C++ is an object oriented programming(OOP) language. It was developed by BJARNE STROUSTRUP in 1980 at AT AND T BELLS laboratory in Murray Hills, New Jersey,USA.
STROUSTRUP, strong supporter of C as well as an admire of Simula 67,wanted to combine the best features of both the languges and create a more powerful language that could support object oriented programming features and still retain power of c .
The result was C++. Therefore C++ is an extension of C with a major addition of simula67 concept i.e class. Its initial name is C with classes.

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Characterstics of C Language

Engg.... | 06:31 | | Best Blogger Tips
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FEATURES OF C PROGRAMMING LANGUAGE:
C is powerful as well as popular programming language because of its certain characterstics which describe as
  •  C is general purpose programming language.
  •  C is a structured programming language.
  •  Helps in development of system software
  •  Ability to extend itself by adding functions to its library
  •  Very less number of reserved words.
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What is C Language and Its Need

Engg.... | 06:29 | | Best Blogger Tips
c programming language


INTRODUCTION ABOUT NEED OF "C LANGUAGE" 
Since computer is a machine which is used for many purposes such as manipulation of data , scientific calculations , business data processing etc. It was further expanded to various fields of applications. Based on the applications, different programming languages were developed. For example:
  • FORTRAN was developed for scientific calculations
  • PASCAL was developed for general applications
  • COBOL was developed for business data processing
  • PROLOG AND LISP was developed for artificial intelligence applications.

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