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A ___________________ is an explicit numeric, character, string or Boolean value not represented by an identifier.

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A ___________________ is an explicit numeric, character, string or Boolean value not represented by an identifier.

(a) Comments

(b) Literals

(c) Delimiters

(d) Identifiers

I have been asked this question by my college professor while I was bunking the class.

Query is from Advanced Query Optimization topic in section Query Processing Techniques of Database Management

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Correct answer is (b) Literals

The explanation is: The terms literal and constant value are synonymous and refer to a fixed data value.

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