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in Data Structures & Algorithms I by (110k points)
In linked list implementation of a queue, the important condition for a queue to be empty is?

(a) FRONT is null

(b) REAR is null

(c) LINK is empty


This interesting question is from Queue using Linked List in portion Abstract Data Types of Data Structures & Algorithms I

I got this question during an interview.

1 Answer

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by (412k points)
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Best answer
Correct choice is (a) FRONT is null

Explanation: Because front represents the deleted nodes.

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