Valid and invalid word - cobol words, COBOL Programming

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Valid and Invalid Word - Cobol words:

Valid Word Invalid Word & Reason

emp-sal -pay ( it starts with a hyphen)

TOTAL MARK (blank space embedded)

There are 2 types of words in the COBOL. The COBOL word can be either a user-defined word or reserved word. The reserved words are used in the COBOL statements and entries for the specific aims by the COBOL compiler.

Some reserved words are shown below:

IF, PERFORM, ADD, SUBTRACT, MULTIPLY, DIVIDE etc.

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