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 differences exist between hashmap and hashtable?

986

Write the c program to insert a node in circular singly list at the beginning.

904

which notations are used in evaluation of arithmetic expressions using prefix and postfix forms?

1016

Which data structures are used in bfs and dfs algorithm?

1040

How can avl tree be useful in all the operations as compared to binary search tree?

844

Write the syntax in c to create a node in the singly linked list.

1023

What is the difference between push and pop?

1099

Define the tree data structure.

884

List some applications of tree-data structure?

889

What are the advantages of binary search over linear search?

1040

Mention the data structures which are used in graph implementation.

875

What are the advantages of selecetion sort?

1088

List some applications of multilinked structures?

890

What are the scenarios in which an element can be inserted into the circular queue?

1405

How to reference all the elements in a one-dimension array?

1276

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Un-Answered Questions { Data Structures }

What is non linear structure?

1063

Is linked list faster than array?

848

Does treeset remove duplicates?

926

What should be done in the base case for this recursive problem?

895

Can we add heterogeneous elements into treemap?

959

How to inverting a function in sort and searching?

989

What is data structure and its operations?

846

What is the best case complexity of bubble sort?

850

What is the difference between collections class vs collections interface?

959

What is the meaning of arraylist?

939

Write the c program to insert a node in circular singly list at the beginning.

904

What is circular linked list?

950

Write a program to reverse a link list.

931

What is an algorithm in coding?

869

How do I remove a value from a list?

853

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