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FILE-CONTROL paragraph for the indexed files:
The common format for the SELECT clause for a file is as shown below:
SELECT file-name ASSIGN TO implementor -name
The ORGANIZATION clause specifies that the file is an indexed file. The RECORD KEY clause indicates the record key data item on the basis of which the file is sequenced. The field that is specified in the RECORD KEY clause (data-name-1) is also termed as the primary key. Whereas the files are stored on the basis of the prime key, that is the records of an alternative key.
Major difference between file and array how does record read from array and file why we are not preparing array for real time
PROGRAM FOR ADD CORRESPONDING: We have to write a simple program to demonstrate Add Corresponding. identification division. program- id. environment division.
ACCEPT STATEMENT: The ACCEPT statement is used to read the low-volume data from the operator's console, several other hardware device or from the operating system. The common
PROGRAM USING OCCURS CLAUSE: We have to write a simple program to demonstrate Occurs Clause. Get the employee details for 3 persons and compute the total salary. identifica
Name the divisions in a COBOL program are given below DENTIFICATION DIVISION DATA DIVISION ENVIRONMENT DIVISION PROCEDURE DIVISION.
SPECIAL-NAMES: This paragraph is used to associate some hardware names to the user-specified mnemonic names. This paragraph is elective in all compilers. The format of this pa
Non numeric: The nonnumeric literal is used in normal to output messages or headings. The Characters which are enclosed between " " constitute nonnumeric literal. The maximum
REWRITE STATEMENT: As in the situation of a relative file, the REWRITE statement needs that the file should be opened in the I-O mode, and if the SEQENTIAL access mode is spec
MULTI-DIMENSIONAL TABLES: The type of table which has been considered above is known as one-dimensional table. Whenever a table is such that each of its elements in turn is a
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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