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?

934

Define a priority queue?

1119

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

915

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

1140

Write the algorithm for converting infix expression to postfix expression?

964

What are the tasks performed during postorder traversal?

949

What is the use of threaded binary tree?

991

State the different types of linked lists?

945

List the basic operations carried out in a linked list?

1034

Define left-in threaded tree?

859

State the demerit of linear representation of binary trees?

950

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

1047

Define a queue?

1011

What do you mean by general trees?

1014

Write the procedure to convert general tree to binary tree?

1062

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Un-Answered Questions { Data Structures }

What is nsmutablearray?

844

Why quicksort is better than merge sort?

915

Difference between abstract data type, data type and data structure?

1046

What is the difference between ienumerable and list?

856

Explain set interface?

1085

How to find the duplicate in an array?

954

Are data structures important?

939

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

1033

What is time complexity of sorting algorithms?

930

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

1049

What do you mean by the term “percolate down”?

902

What is data algorithm?

986

Define rehashing?

1047

State the difference between arrays and linked lists?

994

What is immutablelist?

916

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