CPP MCQ
What do maps and sets support?
A)
functional iterators
B)
Single directional iterators
C)
Bi-directional iterators
D)
Single & Bi-directional directional iterators

Correct Answer : Option (C) :   Bi-directional iterators

Explanation : Bi-directional iterator are used to move in both direction from any element i.e. both forward and backward movements are allowed.