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SIGN CONDITION:
The sign condition establishes whether or not the algebraic value of an operand is negative, positive or zero. The operand can be either the numeric identifier or an arithmetic expression. The format of this condition is as shown below:
When an arithmetic expression is used, it should contain at least one of the identifier. The POSITIVE option establishes the value of the condition to be true only if the value of the operand is firmly positive. This means that the zero value is not considered as positive.
Example of Class condition: Let the BASIC-PAY be a data name in the card record defined with picture 9(5) V99. By reading the card we can test the value of the BASIC-PAY to ma
Introduction to MOVE Verb: The aim of this section is to introduce the learner how to move data from one place to the other place in the memory. This is completed with the help
Structure of a COBOL Program: Every COBOL program should have the 4 divisions in the order in which they are specified below: 1. Identification division 2. Environment D
Minus sign - edit characters for numeric data: The minus sign can appear either at the leftmost or rightmost location of the picture. If an item is negative, a minus sign will
RULES FOR SEARCH VERB: The rules apply for the SEARCH verb is as shown below: (1) The SEARCH verb can be applied only to a table that has the OCCURS clause and INDEXED phra
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-
, (Comma) : A comma, whenever used in a picture, is considered as an insertion character and inserted wherever it become visible. There can be more than one comma in the pictu
OPEN statement: We know that the processing of a file should start with the execution of an OPEN statement. The file can be opened in any one of the 4 open modes - INPUT, OUTP
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
Example of Level numbers - cobol programming: To explain the hierarchical structure introduced above, the concept of the level number is employed in COBOL. The most broad
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