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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.
How do I move a single QUOTE to a field or set the value clause? "''" does not work?
Introduction to COBOL: In the year 1959, a new language named the COBOL ( CO mmon B usiness O riented L anguage) was introduced remembering the business purpose application
scope of marginal costing
Buffers: The Modern computers are able of handling I-O operations independent of the CPU by means of the hardware termed as data channel. For illustration, if two buffers a
Illustration of perform statement: PERFORM CALCUALTE-TAX. In this illustration, the CALCULATE-TAX is either a section name or paragraph name. Assume that it is a section
PROGRAM FOR MULTIPLY VERB: We have to write a simple program to elaborate MULTIPLY verb. You can also use the edit characters in the program. Identification division. Pr
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 FOR PERFORM - THRU: We have to write a program to elaborate PERFORM ...THRU statement Identification division. Program- id. Perfthru. Environment division.
SIMPLE MERGE VERB: Like sorting, the merging of files is often required in different commercial application. It is likely to merge two or more files with the help of one MERGE
DIVIDE VERB: The aim of the DIVIDE verb is to divide one number by the other and to store the result. There are few forms of this verb. One of its forms is as shown below:
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