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

Data Structures Interview Questions

Questions Answers Views Company eMail

What are the Advantages and disadvantages of Array?

1152

How do you find the second largest element in an array of integers?

1049

“int a[] = new int[3]{1, 2, 3}” – This a legal way of defining the arrays?

1197

How to copy an array into another array?

963

what is the difference between Linear Array and Linked List?

1048

how to insert a new node in linked list where free node will be available?

985

what is Singly Linked list?

993

What does the dummy header in linked list contain?

1102

Can you declare an array without assigning the size of an array?

1098

Can we use Generics with the array?

1049

Can we declare array size as a negative number?

1002

Is there any difference between int[] a and int a[]?

1173

What is the default value of Array?

1126

Can we add or delete an element after assigning an array?

1051

If you do not initialize an array what will happen?

1018

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Un-Answered Questions { Data Structures }

What is stack in geography?

861

What is quick sort?

1059

how to insert a new node in linked list where free node will be available?

985

Is heap sort faster than quicksort?

826

What are linked lists most commonly used for?

897

What are the different types of sorting? Explain the difference between them.

1034

What is a class user?

966

How to sequentially represent max-heap?

923

Write a Program for Delete an element from a doubly linked list.

902

Tell me why can't constant values be used to define an array's initial size

926

What is a pass in bubble sort?

899

What is data structure and its classification?

915

State the advantages of using infix notations?

1196

What are three common types of traversals?

1009

Can we make hashmap synchronized?

935

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