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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-name
[; FILE STATUS IS data-name-2]
Whether the file must be used successively or randomly, must specified through the word SEQUNTIALLY or RANDOMLY in the access mode clause the clause ACCESS MODE IS DYNAMIC it represents that the file is accessed sequentially and / or randomly in the PROCEDURE DIVISION.
Data Division: The Data Division is a part of the COBOL program where every data item processed by the program is described. It is very important to note that unless a data
Valid and Invalid Word - Cobol words: Valid Word Invalid Word & Reason emp-sal -pay ( it starts with a hyphen) TOTAL MARK (blank space em
what does it used
What is the difference b/w index and subscript? Subscript indicates to the array occurrence whereas index is the displacement (in no of bytes) from the beginning of the array.
PERFORM WITH VARYING OPTION: The format is as shown below:
Common form of the READ statements: Format 1 is the common form of the READ statements. Format 2 is used when the access mode is either random or dynamic. For illustration,
program
Example of Nested if statement: Illustration: Consider the following sentence The nested IF sentence holds two IFs and one ELSE. The IF-ELSE couple has been marke
THE SIMPLE SORT VERB: The process of sequencing the records in some preferred manner is termed as sorting. The Sorting is done upon some key data item in the record. For illus
START STATEMENT: The START statement places the files to the initial logical record whose record key satisfies the condition specified by the KEY phrase. The access mode shoul
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