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

Data Structures Interview Questions

Questions Answers Views Company eMail

Can a stack be described as a pointer? Explain.

988

Define threaded binary tree. Explain its common uses

928

How do you find the depth of a binary tree?

1019

Describe tree database. Explain its common uses.

1029

What is a b+ tree? Explain its uses.

1005

Explain implementation of deletion from a binary tree.

1018

Explain the uses of b+ tree.

986

Define threaded binary tree.

1081

What is binary tree? Explain its uses.

955

What are splay trees?

1032

Explain the uses of binary tree.

971

Explain the common uses of threaded binary tree.

1046

Explain the common uses of tree database.

981

Explain implementation of traversal of a binary tree.

1106

Explain pre-order and in-order tree traversal.

992

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Un-Answered Questions { Data Structures }

Which sorting has less time complexity?

972

What is the difference between hashset and hashtable?

996

Which sort algorithm is best?

1004

Write is a binary search tree? Write an algorithm and tell complexity?

946

What is an ordered list?

1035

What is the best case time complexity of bubble sort?

1091

Which data structure is used to perform recursion?

1034

What is sorting explain?

980

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

1210

If we add enum constants to a sorted collection ( treemap , treeset ), what will be the order in which they will be maintained?

1009

What is unbounded queue?

970

What is the slowest sorting algorithm?

958

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

1065

What is declaring array?

947

How many passes does bubble sort need?

977

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