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Label Records / Disk Directory:
The most important information stored in the header label is what is termed as the file title. In the situation of magnetic-disk files the labels normally do not exist (there are lots of exceptions). As, more than one file is stored on a disk pack, the Input-Output control system also maintains a disk directory for all the files.
Plus Sign - edit characters for numeric data: + (Plus Sign) : A plus sign is alike to minus sign except that when the item is positive, +sign will be inserted rather th
RENAMES CLAUSE: At times re-grouping of an elementary data items in a record may be essential so that they can belong to the original as well as to the latest group. This is o
PROGRAM FOR CONDITION NAMES: We have to write a simple program to demonstrate Condition names usage. identification division. program- id. environment division.
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
Example of Sign condition: The illustration below describes the use of the sign condition. Illustration: 77 BALANCE PIC S9 (6) V99. . . I
LABEL RECORD CLAUSE: This clause specifies whether or not the standard header and trailer labels must be present in the magnetic-tape files. VALUE OF CLAUSE: The VAL
PROGRAM TO FIND INTEREST ON BANK DEPOSITS: We have to write a program to find interest on deposits. The criteria is given below : identification division. program-
Identification Division: The Identification Division is the first division of each and every COBOL source program. The paragraph PROGRAM-ID is necessary in most of the mac
PROGRAM FOR MOVE CORRESPONDING: We have to write a simple program to demonstrate Move Corresponding. identification division. program- id. environment division.
Example of condition names: The illustration below is of the use of the condition names 77 MARITAL-STATUS PIC 9 88 SINGLE VALUE IS ZERO 88 MA
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