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 is the difference between null and void?

998

Write the postfix form of the expression: (a + b) * (c - d)

1092

In what scenario, binary search can be used?

970

Define linked list data structure.

1074

List the area of applications where stack data structure can be used?

959

Define the graph data structure?

1008

List the data structures which are used in rdbms.

920

List the data structures which are used in hierarchical data model.

1006

What are the advantages of linked list over an array?

983

State the properties of b tree.

1100

What are the applications of graph data structure?

964

Describe the types of data structures?

1023

List the data structures which are used in rdbms, network data modal, and hierarchical data model.

937

What is doubly linked list?

960

Write the recursive c function to count the number of nodes present in a binary tree.

915

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Un-Answered Questions { Data Structures }

Is bubble sort faster than selection sort?

895

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

1100

Describe the types of data structures?

1023

What is difference between hashmap and map?

1174

Can we insert null in list?

953

Differentiate between compilers and interpreters.

977

What is adt and its advantages?

1098

Differentiate between the singly linked list and doubly linked list.

1030

Which is the parent class of linkedlist class?

1110

What is data and its type?

1108

Define a tree?

1038

Define shortest path?

1114

Explain the sorting algorithm that is most suitable to be used with single linked list?

890

What is impact of signed numbers on the memory using data structures?

1097

How do you rotate an AVL tree?

1020

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