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Which keyword is used to prevent any changes in the variable within a C program?

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Which keyword is used to prevent any changes in the variable within a C program?

(a) immutable

(b) mutable

(c) const

(d) volatile

This question was addressed to me during an internship interview.

The question is from Declarations in section Data Types, Operators and Expressions in C of C

1 Answer

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Best answer
Right choice is (c) const

The explanation is: const is a keyword constant in C program.

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