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 5743

simple algorithm for bubble sort?

1 4569

applications of linked lists and mostly used linked list?

3 6728

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 5870

input function and output function in c language

TCS,

2 5750

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

2549

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

CodeChef,

2 10962

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

1 3196

do records fall under linear or non linear data structures?

1738

Write a data structure for a queue.

Tavant Technologies, Zensar,

1237

Tell me about the different sorting techniques.

Visa,

924

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

Amazon,

956

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

TCS,

967

What is a B tree?

Akamai Technologies,

1001

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

Accenture,

1 2035

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Un-Answered Questions { Data Structures }

What is sequential mapping in data structure?

947

List some applications of tree-data structure?

891

Define rehashing?

1052

How to find the duplicate in an array?

957

What are the objectives of studying data structures?

1132

What is an array vs list?

863

Is bubble sort faster than selection sort?

845

Does arraylist contain duplicates?

893

How do we search a specific element in an array?

938

What is heap tree?

966

How can someone display singly linked list from first to last?

859

Can you distinguish between ArrayList and Array?

1079

How will you check the validity of an expression containing nested parentheses?

941

Define depth and height of a tree?

1117

Tell me how to find middle element of linked list in one pass?

909

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