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 is placement new in data structures?

983

Define distributed query and linked server?

931

How memory is reserved using a declaration statement in data structure?

1129

How to traverse data in a linked list in forward and backward direction, write the algorithm?

912

Explain the internal working of a hash map?

960

Can the double-checked locking fail on a single processor system?

1013

What is a concurrenthashmap?

1021

What is an externalizable interface?

965

Explain the difference between hashset and hashmap?

1092

Explain the priority queue?

961

Explain about map and their types?

1006

What is meant by ordered and sorted in collections?

895

Explain about set and their types in a collection?

846

What are all the classes and interfaces that are available in the collections?

852

Difference between hashset and treeset?

1047

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Un-Answered Questions { Data Structures }

What is sort in data structure?

877

What is difference between treeset hashset linkedhashset?

911

Which is better bubble sort or selection sort?

816

Are collections thread safe?

836

Can you sort a string?

785

What is data structure in programming language?

925

Define linear probing?

974

What is merge sort and how it works?

824

Describe the complexity of Binary search

893

Write program for Bubble Sort ?

979

Define b-tree of order m?

949

What are the types of linked list?

897

How arraylist increase its size?

907

Can treemap have duplicate values?

874

How does a treemap sort?

828

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