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ADD and SUBTRACT CORRESPONDING:
The CORRESPONDING option can also used with the ADD and SUBTRACT verbs. The following are some of the formats of these verbs with the CORRESPONDING option.
In the situation of the ADD statement, the numeric elementary items in the group referred to by identifier-1 are added to and stored in the equivalent elementary items of the group named in identifier-2. In the situation of the SUBTRACT statement, the equivalent numeric elementary items of the group referred to by identifier-1 are subtracted from and are stored in the equivalent numeric elementary items of the group referred to by identifier-2.
REWRITE statement: The REWRITE statement is used to update the existing record in a disk file. The normal format is as shown below: REWRIE record-name [ FROM ide
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
PROGRAM FOR MASTER FILE MAINTENANCE: We have to write a program to keep the stu-file for which a record has just 2 fields,viz., rno(Roll Number) and name(Student Name). Give t
Encryption and Decryption
Illustration of the abbreviation: A few illustration of the abbreviation are given below: Illustration: The compound condition AMOUNT GREATER THAN 499 AND AMOUNT L
RELATIVE FILES: The Files that are stored on a direct access storage medium like magnetic disk are frequently known as direct access files. The COBOL supports three different
Major difference between file and array how does record read from array and file why we are not preparing array for real time
CONDITIONS-NAME CONDITION: The condition name is an entity which itself is a condition and these can have either a true or false value. Though, a condition name cannot be d
Evaluate is like a case statement & Evaluate stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE
OCCURS CLAUSE - PROGRAM: We have to write a program to elaborate occurs clause. Get names and marks of the students and show them on the screen. identification division.
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