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PROCEDURE DIVISION statements for the relative files:
The statements OPEN, CLOSE, READ, WRITE and REWRITE that are available for sequential files are also available for the relative files. In addition, two other words, namely, the DELETE and START are also available. As observes the OPEN and CLOSE statements, there is no distinction between relative file and sequential disk file.
PROGRAM FOR IF -ELSE: We have to write a program to check whether the given number is ODD or EVEN. You can use IF..ELSE. Identification division. Program- id. IfElse.
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
Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can
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
Format for COBOL Programs: The COBOL is a high-level language. Therefore, a COBOL program can be executed on a computer for which a COBOL compiler exists. The compiler transla
Example of condition names: The illustration below is of the use of the condition names 77 MARITAL-STATUS PIC 9 88 SINGLE VALUE IS ZERO 88 MA
Rules for constructing an Arithmetic Expression: The rules for constructing an arithmetic expression are as shown below: (i) When an arithmetic expression specifies a calcu
Illustration of if- else statement: IF OK-BALANCE NEXT SENTENCE ELSE MOVE 2 BALANCE-CODE In this illustration, the OK-BALANCE is a condition name. No action is specific if
Identification Division: The Identification Division is the first division of each and every COBOL source program. The paragraph PROGRAM-ID is necessary in most of the mac
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
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