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RELATIONAL CONDITION:
We know that a relational condition specifies a comparison between two operands and has the form.
Operand-1 relational-operator operand-2
where the relational-operator can be anyone of the shown below:
IS [NOT] GREATER THAN
IS [NOT] > THAN
IS [NOT] LESS THAN
IS [NOT] < THAN
IS [NOT] EQUAL TO
IS [NOT] =
It was acknowledged earlier that the operands can be an identifier or a literal. Though, either operand can also be an arithmetic expression but should contain at least one reference to an identifier. Occasionally, operand-1 and operand-2 are respectively referred to as the subject and object of the relational condition.
Illustration of Subtract verb: (a) SUBTRACT A FROM B. This illustration means that the value of A will be subtracted from the value of B and the subtracted result will be s
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
NESTED IF STATEMENT: The then and else statement of an IF statement can hold other IF statements. The involved IF statements in their turn may also hold other IF statements
COMPOUND CONDITION: The two simple conditions can be connected by the logical operators AND or OR to form a compound condition (also termed as combined condition). When two co
CLASS CONDITION: The class condition establishes whether or not the value of the operand is numeric or alphabetic. The operand is numeric if it contains only the digits 0 t
can we move spaces to numeric field
FILE-CONTROL ENTRIES FOR THE SEQUENTIAL FILES: The characteristics of each and every files handled in a program are specified in the ENVIRONMENT DIVISION and DATA DIVISION.
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
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
PERFORM WITH TIMES OPTION: The format of a PERFORM TIMES statement is as shown below: Illustration: A) Perform the para-2 5 times. In this situation the specifie
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