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

Data Structures Interview Questions

Questions Answers Views Company eMail

Which is the simplest file structure? (a) Sequential (b) Indexed (c) Random (a) Sequential

1116

Whether Linked List is linear or Non-linear data structure?

1 1355

Draw a binary Tree for the expression : A * B - (C + D) * (P / Q)

1407

For the following COBOL code, draw the Binary tree? 01 STUDENT_REC. 02 NAME. 03 FIRST_NAME PIC X(10). 03 LAST_NAME PIC X(10). 02 YEAR_OF_STUDY. 03 FIRST_SEM PIC XX. 03 SECOND_SEM PIC XX.

1297

What is Jagged Arrays?

955

Construct a doubly linked list using a single pointer in each node?

929

where do you use double linked list?

1058

Explain binary searching and Fibinocci search?

950

Write program for Quick sort ?

1095

What is the difference between Array and LinkedList?

1005

write a program to accept name & sort them?

902

Write program for Bubble Sort ?

978

What is the difference between Array and Arraylist?

1074

Differentiate between compilers and interpreters.

Tech Mahindra,

923

How many links are there in a binary tree of N nodes?

Tech Mahindra,

1018

Post New Data Structures Questions

Un-Answered Questions { Data Structures }

Which interfaces are implemented by hashmap?

967

What is tree in computer science?

971

Which is best book for data structures?

935

What sorting algorithm does arrays sort use?

818

What's the difference between a hashtable and a hashmap?

900

What is modcount in hashmap?

878

How to search binary in a sorted array?

838

When should structures be passed by values or by reference?

1019

Why is map not a collection?

850

What is the difference between an array and vector?

1032

Is arraylist synchronized?

975

How many types of data structures are there?

1094

Can you use Bubble Sort To sort the number of elements.

853

What is tree and its properties?

883

What is rule regarding overriding equals and hascode method?

899

For More Un-Answered { Data Structures } Questions Click Here