Question

The C library macro type _________ retrieves the next argument in the parameter list of the function with type.

(a) va_end

(b) va_arg

(c) va_start

(d) no macros

The question was asked during an interview.

This is a very interesting question from Variable Argument Lists in division C Library of C

Answer 1

The correct answer is (b) va_arg

For explanation: va_arg is the C library macro defined under stdarg.h which retrieves the next argument in the parameter list of the function.