Question

What is the mandatory part to present in function pointers?

(a) &

(b) return values

(c) data types

(d) $

The question was asked during an online interview.

I need to ask this question from Pointer to Function in section Functions, Namespaces & Exceptions in C++ of C++

Answer 1

Correct option is (c) data types

The explanation is: The data types are mandatory for declaring the variables in the function pointers.