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How will you implement dynamic arrays in Java?

Set

Map

HashMap

List

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Suppose the contents of an array A are, A = {1, null, null, null, null, 10};What would be the size of the array considering it as a normal array and a sparse array?

6 and 6

6 and 2

2 and 6

2 and 2

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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

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An array elements are always stored in ________ memory locations.

Sequential

Random

Sequential and Random

None of the above

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How do you initialize an array in C?

int arr[3] = (1,2,3);

int arr(3) = {1,2,3};

int arr[3] = {1,2,3};

int arr(3) = (1,2,3);

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MCQ

One way is to have the linear relationship between the elements by means of sequential memory locations and such linear structures are called ______.

Linked list

Stacks

Arrays

All are the same

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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

Similar Questions

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More Data Structure Topics