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MCQ

Which of the following is not the type of queue?

Ordinary queue

Single ended queue

Circular queue

Priority queue

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What is the time complexity to insert a node based on key in a priority queue?

O(nlogn)

O(logn)

O(n)

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In a circular queue the value of r will be ..

r=r+1

r=(r+1)% [QUEUE_SIZE

r=(r+1)% QUEUE_SIZE

r=(r-1)% QUEUE_SIZE

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The essential condition which is checked before deletion in a linked queue is?

Underflow

Overflow

Front value

Rear value

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Stack

Queue

List

None of the above

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What is a dequeue?

A queue with insert/delete defined for both front and rear ends of the queue

A queue implemented with a doubly linked list

A queue implemented with both singly and doubly linked lists

None of the mentioned

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category More Data Structure Topics

Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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Community Discussion

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