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WRITE statement:
The WRITE statement for tape and sequential-disk files has the syntax shown below.
WRITE record-name [ FROM identifier ]
As a result of the execution of the WRITE statement, the record is free from the record region and is written onto the file.
PICTURE specification: The size of a group item is equivalent to the total of the sizes of all the subordinate elementary items. The group item class is alphanumeric. The i
DELETE STATEMENT : The file should be opened in the I-O mode. If the access is SEQUENTIAL, the INVALID KEY phrase must be specified. Rather than, the last input-output state
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
FILE-CONTROL paragraph for the relative files: The normal format for the SELECT clause for a relative file is as shown below. SELECT file-name ASSIGN TO implementor-nam
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
Rules for apply for the condition name: The rules below apply for the condition name. (i) The Condition names should be explained at level 88. The level number starts in ma
FILE CHARACTERISTICS: The task of file handling is the responsibility of the system software termed as IOCS (Input-Output control system). Record Size: We know that th
DISPLAY STATEMENT: The function of the DISPLAY statement is just opposite to that of the ACCEPT statement. It is used to display the low-volume results on the operator's co
Display control verbs in Cobol
MULTIPLY VERB: The Multiply Verb causes one or more multiplicands to be multiplied by the multiplier and to store the products. The form of the MULTIPLY verb is as shown be
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