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

Data Structures Interview Questions

Questions Answers Views Company eMail

State the merit of linked representation of binary trees?

926

Define a priority queue?

1109

Write an algorithm for inserting and deleting an element from doubly linked list?

907

What is a threaded binary tree? Explain its operation with example?

1136

Write the algorithm for converting infix expression to postfix expression?

960

What are the tasks performed during postorder traversal?

942

What is the use of threaded binary tree?

985

State the different types of linked lists?

940

List the basic operations carried out in a linked list?

1027

Define left-in threaded tree?

852

State the demerit of linear representation of binary trees?

943

State the rules to be followed during infix to prefix conversions?

1040

Define a queue?

1000

What do you mean by general trees?

1006

Write the procedure to convert general tree to binary tree?

1056

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Un-Answered Questions { Data Structures }

Explain the term base case?

910

Can we modify final arraylist?

1031

Is arraylist a class?

976

What are the properties of binary heap?

1009

What is the difference between binary tree and binary search tree?

882

What is rule regarding overriding equals and hascode method?

899

Can we insert null in list?

887

Can treemap have duplicate values?

874

What is a subtree?

964

Explain linked list in short.

894

How to search binary in a sorted array?

838

What do you mean by overflow and underflow?

931

What is numeric array?

838

In rdbms, explain what is the efficient data structure used in the internal storage representation?

924

What is a map programming?

943

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