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 5739

simple algorithm for bubble sort?

1 4562

applications of linked lists and mostly used linked list?

3 6721

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 5868

input function and output function in c language

TCS,

2 5739

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

2546

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

CodeChef,

2 10950

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

1 3193

do records fall under linear or non linear data structures?

1735

Write a data structure for a queue.

Tavant Technologies, Zensar,

1233

Tell me about the different sorting techniques.

Visa,

920

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,

998

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

Accenture,

1 2028

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Un-Answered Questions { Data Structures }

Explain the steps to insert data into a singly linked list?

869

Does arraylist allow null values?

941

What do you mean by garbage collection?

954

Is array a linked list?

901

List the data structures which are used in network data modal.

882

What is the difference between arraylist and array?

1089

Write the algorithm for converting infix expression to postfix expression?

964

Define graph?

1106

Tell me the difference between the character array and a string.

958

What is the non linear data structure?

922

What is the best case time complexity of bubble sort?

1031

How is hashmap o 1?

848

What is int data type?

940

Which is faster hashmap or concurrenthashmap?

899

Write a program to reverse a link list.

931

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