Queues In Data Structures - Study Mode
[#41] What is the time complexity of the front operation in a queue implemented using a circular array?
Correct Answer
(A) O(1)
[#42] Which type of queue allows elements to be added or removed from both ends?
Correct Answer
(C) Deque
[#43] What is the primary purpose of a queue in a multi-threaded environment?
Correct Answer
(A) To manage task execution order
[#44] How can you implement a queue using two stacks efficiently?
Correct Answer
(A) By using one stack for enqueue and the other for dequeue
[#45] Which of the following operations in a queue involves removing an element from the front?
Correct Answer
(B) Dequeue