An rvalue reference is declared as ________ (where T is the type of the object being referenced. to distinguish it from a normal reference ________ (called an lvalue reference).
A) &&T, &T
B) T&, T&&
C) T*, T-
D) T&&, T&

Question

An rvalue reference is declared as ________ (where T is the type of the object being referenced. to distinguish it from a normal reference ________ (called an lvalue reference).
A) &&T, &T
B) T&, T&&
C) T*, T->
D) T&&, T&

Quizplus · Accepted Answer

An rvalue reference is declared as T&& to distinguish it from a normal reference (lvalue reference) which is declared as T&. Option A is incorrect as it has the && after T, which is invalid syntax. Option B is the syntax for a normal reference. Option C is the syntax for a pointer.

An Rvalue Reference Is Declared as ________ (Where T Is