Data Structures Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Data Structures Interview Questions

Questions Answers Views Company eMail

applications of stacks and their uses?

Mind Tree, Samsung,

1 5828

simple algorithm for bubble sort?

1 4669

applications of linked lists and mostly used linked list?

3 6853

how a polynomial such as 6x^6+4x^3-2x+10 can be represnted by linked list?write an algorithm that reads such an polynomial

1 5954

input function and output function in c language

TCS,

2 5855

What is Storage Structures and File Structures? Can you show their relation? What are the examples of each? Thanks

2621

No. of possible ordered trees with n nodes ? Please give formula (if any).

CodeChef,

2 11077

why it is difficult to store linked list as an array?

1 3267

do records fall under linear or non linear data structures?

1795

Write a data structure for a queue.

Tavant Technologies, Zensar,

1298

Tell me about the different sorting techniques.

Visa,

980

Design a datastructure to represent the movement of a knight on a chess board

Amazon,

1012

What are the average and worst time complexity in a sorted binary tree is

TCS,

1014

What is a B tree?

Akamai Technologies,

1059

Is Linked List 'linear' or 'Non-linear' data structure?

Accenture,

1 2117

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Un-Answered Questions { Data Structures }

Define depth and height of a node?

965

Is it necessary to sort a file before searching a particular item ?

951

Define a tree?

1043

How do you sort an arraylist in descending order?

841

What are the benefits of using arrays?

1109

How can you correct these errors?

1057

Why is it important to sort waste?

1032

Define red-black trees.

1005

What is the difference between arraylist and hashmap?

1104

How do you increase the capacity of an arraylist?

996

Define a relation?

998

Which is the slowest sorting algorithm?

1002

What is a treemap chart?

909

What is variable size arrays?and why we use it?

1078

Is array immutable?

971

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