C | Macro & Preprocessor | Question 11

What is the use of “#pragma once”?
(A) Used in a header file to avoid its inclusion more than once.
(B) Used to avoid multiple declarations of same variable.
(C) Used in a c file to include a header file at least once.
(D) Used to avoid assertions

Answer: (A)


Quiz of this Question

My Personal Notes arrow_drop_up