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

Data Structures Interview Questions

Questions Answers Views Company eMail

Which file contains the definition of member functions?

927

How can I search for data in a linked list?

940

List the applications of set adt?

906

Why is the isempty() member method called?

1035

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

948

Difference between calloc and malloc ?

939

What is the minimum number of nodes in an avl tree of height h?

881

Define internal nodes?

920

If you are using c language to implement the heterogeneous linked list, explain what pointer type will you use?

983

In rdbms, explain what is the efficient data structure used in the internal storage representation?

921

What is meant by binary tree traversal?

964

What do you mean by tree edge?

954

Define root?

969

What do you mean by secondary clustering?

932

Define leaves?

1030

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Un-Answered Questions { Data Structures }

How is heap sort implemented?

825

Mention one advantage and disadvantage of using quadratic probing?

1006

How does a selection sort work?

852

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

876

Explain how to find 3rd element from end in a linked list in one pass?

848

What is queue in data structure?

957

What is precision in data structures?

1089

Differentiate between an array and an arraylist.

1061

Write an algorithm that counts number of nodes in the circular linked list

909

What is the difference between array and stack in data structures?

1033

What is a hash in programming?

902

What is a data structure? What are the types of data structures?

1033

What are the properties of binary tree?

902

Define non linear data structure.

962

What is collections singletonlist?

866

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