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Data Structures Interview Questions
Questions Answers Views Company eMail

On clicking a node in a tree, all the adjacent edges are turned on. Calculate min of clicks such that all the edges are turned on.

Aspiring Minds,

1019

Explain the implementation of an AVL tree and Binary tree.

Ittiam Systems,

1002

Describe the complexity of Quick Sort

Honeywell, Zomato,

988

Explain different methods in which you can traverse a tree?

NIIT,

966

How can you implement a stack?

NIIT,

1117

What is a Breadth First Search? Give a few of its applications.

Ciena,

934

How would you check if a binary tree is BST or not ? Write a program.

DELL,

951

What the principle of quick sort and its complexity?

Honeywell, Zomato,

1045

Describe the complexity of Binary search

Honeywell, Zomato,

958

What is peep stack?

HCL,

1062

What is the prerequisite for binary searching?

Expedia,

1097

Write a program for reversing the Single Linked List?

Honeywell, Zomato,

1135

What are stacks? Give some of its applications.

TCS,

1038

You are given a singly linked list. How would you find out if it contains a loop or not without using temporary space?

TCS,

1169

Given an array of integers, devise a program to replace every element with the next greatest element on the right side in the array. Also, replace the last element with 5 as there no element on the right side of it.

Wipro,

1127


Post New Data Structures Questions

Un-Answered Questions { Data Structures }

What is the use of tree data structure?

929


What is fibonacci search?

1038


Write the algorithm for converting infix expression to postfix expression?

1014


What is bubble sort algorithm in data structure sort and searching?

947


What are the Differences between map and hashmap?

1065


Who created quicksort?

1021


What are the types of bulleted list?

890


Is arraylist a class?

1060


How to get the index of an array element?

1108


What is sorting and classifying?

959


Are linked lists considered linear or non-linear data structures?

1028


What is difference between static and dynamic array?

992


What is a matrix?

1169


What is the best case for bubble sort?

921


What are data members?

1037