Queues In Data Structures - Study Mode
[#21] Which of the following is true about a queue implemented using a singly linked list?
Correct Answer
(A) Elements are enqueued at the end and dequeued from the front
[#22] How do you handle the overflow situation in a queue implemented using a circular buffer?
Correct Answer
(B) By wrapping around when the end is reached
[#23] Which of the following operations is used to view the last element in a queue without removing it?
Correct Answer
(A) Peek
[#24] What does it mean if a queue is described as "full" in the context of a fixed-size implementation?
Correct Answer
(A) No more elements can be added
[#25] In which scenario would a double-ended queue (Deque) be particularly useful?
Correct Answer
(A) When you need to add or remove elements from both ends