Question

What is the general syntax for accessing the namespace variable?

(a) namespace::operator

(b) namespace,operator

(c) namespace#operator

(d) namespace$operator

This question was addressed to me during an interview for a job.

My question is taken from Namespaces in division Functions, Namespaces & Exceptions in C++ of C++

Answer 1

Correct choice is (a) namespace::operator

Easiest explanation - To access variables from namespace we use following syntax.

namespace :: variable;

General syntax:

namespace X{ int  a;}

cout<<X::a;