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MCQ

A common example of a queue is people waiting in line at a__________.

Bus stop

Movie hall

Shopping mall

None of the above

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MCQ

If queue is implemented using arrays, what would be the worst run time complexity of queue and dequeue operations?

?(n), ?(n)

?(n), ?(1)

?(1), ?(n)

?(1), ?(1)

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MCQ

Which data structure is used in breadth first search of a graph to hold nodes?

Stack

queue

Tree

Array

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MCQ

In linked list implementation of a queue, front and rear pointers are tracked. Which of these pointers will change during an insertion into EMPTY queue?

Only front pointer

Only rear pointer

Both front and rear pointer

None of the mentioned

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MCQ

Which of the following is a collection of items into which items can be inserted arbitrarity and from which only the smallest item can be removed?

Fifo queue

Ascending priority queue

Descending priority queue

None of these

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MCQ

A priority queue is used to implement a stack S that stores characters PUSH(C)is implemented as INSERT(Q,C,K)where K is an appropriate integer key chosen by the implementation.POP is implemented as DELETEMIN(Q)(Q). For a sequence of operations, the keys chosen are in

Non-increasing order

Non-decreasing order

Strictly increasing order

Strictly decreasing order

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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

Similar Questions

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