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Cobol Interview Questions

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LENGTH acts like a special register to tell the length of a group or elementary item. 

In COBOL II the 88 levels can be set rather than moving their associated values to the related data item. (Web note: This change is not one of COBOL II’s better specifications.) 

INITIALIZE moves spaces to alphabetic fields and zeros to alphanumeric fields. The REPLACING option can be used to override these defaults.

Absolutely. Evaluation of the WHEN clauses proceeds from top to bottom and their sequence can determine results. 

In COBOL II the optional clause WITH TEST BEFORE or WITH TEST AFTER can be added to all perform statements. By default the test is performed before the perform. 

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