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 do you mean by union-by-weight?

942

Explain what are the major data structures used in the hierarchical data model?

939

What are the types of queues?

1031

How memory is reserved using a declaration statement ?

1114

What do you mean by balance factor of a node in avl tree?

868

List the abstract operations in the set?

840

What are the categories of avl rotations?

930

Define a full binary tree ?

934

State the difference between primitive and non-primitive data types?

1095

Explain what are the major data structures used in the network data model?

989

What do you mean by hash function?

867

What do you mean by open addressing?

922

Define ancestor and descendant ?

991

What is an acyclic graph?

972

Define terminal nodes in a tree?

977

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Un-Answered Questions { Data Structures }

How does insertion sort works?

821

What is time complexity of hashmap?

989

How does selection sort work?

846

Why do we use hashset?

870

Explain binary searching and Fibinocci search?

899

Are collections thread safe?

788

Is vector synchronized?

857

What are the advantages of array?

851

What is sort in data structure?

819

Can hashmap store null values?

848

Can we put null key in hashmap?

842

Is a list an array?

781

Is hashmap synchronized?

946

What is heap tree in data structure?

858

What is a list of lists?

877

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