case study, COBOL Programming

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Perform with until option, PERFORM WITH UNTIL OPTION: The format is as...

PERFORM WITH UNTIL OPTION: The format is as shown below: Illustration:  A) Perform p-3 until i > 5. Here p-3 will be executed whenever i B)  Perform p-2 thru

Move corresponding - cobol verb, MOVE CORRESPONDING: It is frequently ...

MOVE CORRESPONDING: It is frequently required to move some of the data items of one group to some other data items in the other group. If the names of the equivalent data item

Use of evaluate statement, Evaluate is like a case statement & Evaluate  s...

Evaluate is like a case statement & Evaluate  stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE

Rules for occurs clause, RULES FOR OCCURS CLAUSE: The rules apply for ...

RULES FOR OCCURS CLAUSE: The rules apply for the OCCURS clause and the subscripts are as shown below. (1) The integer in the OCCURS clause should be a positive integer.

On size error option, ON SIZE ERROR OPTION:   If after an arithmetic ...

ON SIZE ERROR OPTION:   If after an arithmetic expression, the result exceeds the highest value which can be accommodated in the result; this error is termed as size error. T

Rules for simple sort verb, Rules for Simple sort verb: The work file ...

Rules for Simple sort verb: The work file is to be defined by a sort elaboration entry (SD entry).The format of SD entry is as shown below. The rules below should be taken

If statement - cobol programming, IF STATEMENT: The easiest form of th...

IF STATEMENT: The easiest form of the IF statement is  IF condition-1 statement-1 where the condition-1 may be any one from the shown below. When the condition-1

Declarative and file status clause, DECLARATIVE and FILE STATUS Clause: ...

DECLARATIVE and FILE STATUS Clause: The input-output exception condition in the situation of a direct access files can be handled by a declarative procedure in a manner simila

#Array, Major difference between file and array how does record read from a...

Major difference between file and array how does record read from array and file why we are not preparing array for real time

File updation, FILE UPDATION: The method of modifying an old file with...

FILE UPDATION: The method of modifying an old file with present information is termed as file updating. Master file: A master file is a file which is used as an author

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