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

Data Structures Interview Questions

Questions Answers Views Company eMail

What are the data structures used in RDBMS, Network data model & Hierarchical data model?

Accenture,

1 2045

Explain data structure

Accenture,

1 1795

Name a few tree data structure application.

Accenture,

1 1818

Name the areas in which you can apply data structures extensively?

Accenture,

1034

Which type of efficient data structure is used in the internal storage representation in RDBMS?

Accenture,

1 1978

Model a data structure for a DFA that takes an event as parameter and performs a desired action.

Adobe,

1148

What is the best data structure and algorithm to implement cache?

Adobe,

1010

what is the difference between dynamic as well as non - dynamic data structures.

Aricent,

1008

In Data Structure, write output of given program.

HPCL, Hughes Systique Corporation,

956

Explain recursive function & what is the data structures used to perform recursion?

TCS,

1097

Find duplicates in infinite range. Which data structure to be used to give efficient solution?

Expedia,

1008

In depth questions regarding the data structures and the Databases used in the Projects developed.

Motorola,

1003

A lot of data structures related programs related to only trees and graphs, like the diameter of a tree, removing the loops in a graph etc.

Motorola,

1075

Can you list out the areas in which data structures are applied extensively?

TCS,

1064

List all data structures you would use for a memory management module.

HPCL, Hughes Systique Corporation, ITC Indian Tobacco Company,

1016

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Un-Answered Questions { Data Structures }

Is quicksort recursive?

1017

Does stringutils isempty check for null?

856

What are data and data types?

1111

What is height balanced tree?

984

Explain what are the notations used in evaluation of arithmetic expressions using prefix and postfix forms?

1097

What are the properties of binary tree?

953

Is collection a class or interface?

954

Can you provide some implementation of a dictionary having large number of words?

1154

How are elements stored in hashset?

1008

Why is quicksort faster than merge sort?

967

Describe the degree term in a tree.

1012

Why is quicksort so fast?

942

What is the use of sorting the data?

970

Why is arraylist used?

1009

What is significance of ” * ” ?

1070

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