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Question

Which of the following are unary operators in C?

1.!

2.sizeof

3.~

4.&&


Options:
A .  1, 2
B .  1, 3
C .  2, 4
D .  1, 2, 3
Answer: Option D

An operation with only one operand is called unary operation.
Unary operators:
! Logical NOT operator.
~ bitwise NOT operator.
sizeof Size-of operator.

&& Logical AND is a logical operator.

Therefore, 1, 2, 3 are unary operators.



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