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 do you mean by collision in hashing?

907

Define parent node?

925

What do you mean by 2-3-4 tree?

938

which is the simplest file structure? (Sequential, indexed, random)

1209

What are the collision resolution methods?

928

Define indegree of a graph?

1018

What do you mean by structure property in a heap?

1028

List the types of rotations available in splay tree?

1117

What is a cycle or a circuit?

1011

Write the importance of hashing?

975

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

997

What is precision?

939

What do you mean by quadratic probing?

894

Define avl tree?

1102

Define linear probing?

935

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Un-Answered Questions { Data Structures }

What are the 4 types of data?

943

Which is faster binary or linear search?

846

What are the properties of binary heap?

974

State the demerit of linear representation of binary trees?

900

What do you mean by selection sort?

849

Why is map not a collection?

810

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

1362

Which sorting is worst?

941

Can hashset contain duplicates?

907

What is a hashset?

993

What is the best case complexity of bubble sort?

814

What is meant by binary tree?

823

How do we find duplicate elements in an array?

926

Can we give size to arraylist?

912

What is the difference between one and two dimensional?

950

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