Data Structures | Queue | Question 4

How many queues are needed to implement a stack. Consider the situation where no other data structure like arrays, linked list is available to you.

(A)

1

(B)

2

(C)

3

(D)

4

Answer: (B)

Explanation:

A stack can be implemented using two queues. 

Quiz of this Question
Please comment below if you find anything wrong in the above post

My Personal Notes arrow_drop_up

Save