Question

Which operator is used to signify the namespace?

(a) conditional operator

(b) ternary operator

(c) scope operator

(d) bitwise operator

The question was asked in a national level competition.

The question is from Namespaces in chapter Functions, Namespaces & Exceptions in C++ of C++

Answer 1

Right option is (c) scope operator

To explain I would say: Scope operator(::) is used in namespace syntax.

General syntax:

namespace X{ int  a;}

cout<<X::a;