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MCQ

The elements of an array are stored successively in memory cells because

by this way computer can keep track only the address of the first element and the addresses of other elements can be calculated

the architecture of computer memory does not allow arrays to store other than serially

both of above

none of above

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MCQ

The process of adding a new element to an existing array is known as_________.

Deletion

Insertion

Searching

None of the above

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MCQ

What are the disadvantages of arrays?

We must know before hand how many elements will be there in the array

There are chances of wastage of memory space if elements inserted in an array are lesser than than the allocated size

Insertion and deletion becomes tedious

All of the mentioned

Discussion

MCQ

What is the time complexity for inserting/deleting at the beginning of the array?

O(1)

O(n)

O(logn)

O(nlogn)

Discussion

MCQ

Once an array is declared and initialized, various operations, such as,___________can be performed on the array.

Traversing and searching

Insertion and deletion

Sorting and merging

All of the above

Discussion

MCQ

What is a bit array?

Data structure for representing arrays of records

Data structure that compactly stores bits

An array in which most of the elements have the same value

None of the mentioned

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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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