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Picture Clause:
The picture clause explains the general characteristics of an elementary data item.
These characteristics are elaborated below:
Class:
In COBOL the data item may be one of the 3 classes - numeric, alphabetic or alphanumeric. The numeric items consist only of digits 0 to 9. The Alphabetic items consist only of the letters A to Z (a to z) and the space (blank) character. The alphanumeric may consist of alphabets, digits as well as the special characters.
CLOSE STATEMENT: When the processing of a file is completed, then the file may be closed. This is completed with the help of the CLOSE-verb. The form of the CLOSE statement is
Environment Division: The Environment Division is the second division in the COBOL source program. It is mainly machine-dependent . The computer and all the peripheral dev
Illustration of Search verb: To illustrate the other use of SEARCH verb, assume we wish to search the similar tab to find the number of persons whose deposited amount is more
PROGRAM FOR INVENTORY We have to write a program to update the inventory file. Consider 2 files,viz, invfile an tranfile. Invfile has 3 fields pno,name,qty. Tranfile has 3 fil
Illustration of Perform with varying option: A) Perform para-3 varying the k from 1 by 1 until k > 10. Here para-3 will be constantly executed 10 times (For k=1,2,3, .....1
ADD VERB: The ADD Verb can be used to find the sum of two or more numbers and to store the sum. The ADD verb takes any one of the two forms as shown below:
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-
DATA RECORD CLAUSE: The DATA RECORD clause, documents the record names defined for the file. For illustration, DATA RECORDS ARE REC-1, REC-2, REC-3 that means there are 3diffe
Example of Perform statement: PERFORM BEGIN-CALCULATION THRU END-CALCULATION. Assume, BEGIN-CALCULATION and END-CALCULTION is paragraph names. The execution of the PERFORM
Character Set: To study any language, first one should know the alphabets of the language and they are termed as character set in general. There are 50 different characters in
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