case study, COBOL Programming

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cobol program for generate a eb bill

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Delete statement, DELETE STATEMENT: The format of the delete statement...

DELETE STATEMENT: The format of the delete statement is as shown below: DELETE   file-name RECORD   [  ;   INVALID   KEY  imperative-statement  ] Whenever the ACCESS MOD

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FILE-CONTROL: The FILE-CONTROL paragraph names each and every file and identifies the first medium through file control entries. The basic format of a file control entry is gi

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File Description for the Relative and Indexed Files: The FD entry for a relative or an indexed file is similar to that of a sequential file. Some compilers do not permit varia

Blank insertion and zero insertion, B (Blank Insertion) : The occurren...

B (Blank Insertion) : The occurrence of a B anyplace in the picture will insert a space character in the edited data. There can be more than one B in the picture. Examples:

Example of add verb, Example of add verb: (a) ADD A TO B. This illu...

Example of add verb: (a) ADD A TO B. This illustration represents that the value of A will be added to the value of B and the result will be stored in B.  The alignment of

Program for simple perform, PROGRAM FOR SIMPLE PERFORM: We have to wri...

PROGRAM FOR SIMPLE PERFORM: We have to write a program to elaborate simple PERFORM statement Identification division. Program- id.  Perf1. Environment division. Da

Currency sign - edit characters for numeric data, Currency Sign - edit char...

Currency Sign - edit characters for numeric data: $ (Currency Sign): The single currency sign can appear at the leftmost place of a picture. In that situation the $ cha

Perform statement, PERFORM STATEMENT:   The PERFORM statement can be ...

PERFORM STATEMENT:   The PERFORM statement can be used to execute the group of consecutive statements written elsewhere in the program. We refer to this group of statements a

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PROGRAM FOR DIVIDE VERB:   We have to write an easy program to elaborate DIVIDE verb. You can also use edit characters in the program. Identification division. Program-

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B (Blank Insertion) : The occurrence of a B anyplace in the picture will insert a space character in the edited data. There can be more than one B in the picture. Examples:

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