#Array, COBOL Programming

Major difference between file and array
how does record read from array and file
why we are not preparing array for real time
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Picture Clause: The picture clause explains the general characteristics of an elementary data item. These characteristics are elaborated below: Class: In COBOL the

Literals: The actual values can too appear in a program. These values are termed as literals. For illustration, the statement MOVE 0 TO TOTAL indicates that the value zero wil

READ STATEMENTS: The common format for the read statements is as shown bellow. Format 1: READ file-name RECORD [ INTO   identifier ] [  ;  AT   END     imperative-s


Transaction file : A transaction file is a file which contains new records those changes to old records which are used to update the master file. The problem of file updatio

PROGRAM FOR SIZE ERROR:   We have to write an easy program to elaborate the size error option. Identification division. Program- id. sizeerr. Environment division.

/ (Slash Insertion): The edit character slash (/) also termed as virgule or stroke, may appear anyplace in the picture. When used, it will be inserted. More than one slash can

PROGRAM FOR INVENTORY  We have to write a program to update the inventory file. Consider 2 files,viz, invfile an tranfile. Invfile has 3 fields pno,name,qty. Tranfile has 3 fil

ADD and SUBTRACT CORRESPONDING: The CORRESPONDING option can also used with the ADD and SUBTRACT verbs. The following are some of the formats of these verbs with the CORRESPON

Example of Redefines clause: This illustration describes a sales record that may either contain the total amount of sale or the quantity (QTY) and UNIT-PRICE. The aim of such