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

Data Structures Interview Questions

Questions Answers Views Company eMail

Calculate the address of a random element present in a 2d array, given base address as ba.

1508

List some applications of queue data structure.

920

Write a recursive c function to calculate the height of a binary tree.

902

Differentiate among cycle, path, and circuit?

958

What will you prefer for traversing through a list of elements between singly and doubly linked lists?

912

Where will be the free node available while inserting a new node in a linked list?

916

How can you insert a node in a random location of the linked list?

887

For which header list, the last node contains the null pointer?

850

Mention a few applications of linked lists?

920

How can someone display singly linked list from first to last?

848

How can we delete any specific node from the linked list?

914

How can we delete the first node from the singly linked list?

947

Explain singly linked list in short.

902

Mention some drawbacks of the linked list.

959

Explain linked list in short.

894

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Un-Answered Questions { Data Structures }

Can you change size of array once created?

835

What is array traversing?

886

In depth questions regarding the data structures and the Databases used in the Projects developed.

939

Can hashtable have duplicate values?

907

Define collision in hashing?

909

What do you mean by priority queue?

925

Is array static or dynamic?

868

Is pointer a variable in data structure?

1260

What is the order of b tree?

924

What is array and structure?

971

What is a directed graph?

941

What happens in insertion sort?

913

Does linkedhashset allow null values?

984

What is the time complexity of hashmap get () and put () method?

878

How do you perform a merge sort?

885

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