COBOL: An application of business purpose

A latest language, in the year 1959 termed COBOL (or Common Business Oriented Language) was introduced for business purpose applications.

The board of directorate that is known as CODASYL (that is, Conference on the DATA System Language) COBOL programming language group recognized COBOL maintenance group to remain COBOL in step throughout times. The initial COBOL compiler became present in the year of 1962. The enhanced version with some latest advances was published in the year of 1965. In August 1968, a standard version of the language was accepted by the American National Standard Institute (that is, ANSI). This standard version was again customized in the year 1974 and is known as ANSI-74 COBOL or the COBOL -74. The revision procedure has been steady and in the year of 1985 a modified standard was come. This standard was known as COBOL-85.

Divisions of a COBOL Program:

Each and every COBOL program must have four divisions in order in which they are illustrated below:

a) Identification division
b) Environment Division
c) Data Division
d) Procedure Division

In Identification division, the particulars concerning the author, date of writing the program and so on will be specified.

In atmosphere division, the particulars concerning the computer surroundings beneath which the program was compiled and written and so on will be well-informed.

In Data division, the variables which are employed by the program will be stated and this is a significant division for program.

In procedure division, the statements of programming will be written and it is the most vital division.

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