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 difference between arraylist and linkedlist from the perspective of sorting?

939

What is concurrentlinkeddeque?

950

Which is the parent class of printerstatereasons class?

834

Which of the collections allows null as the key?

805

What are the Difference between tcp and udp?

918

Which interfaces are implemented by linkedlist?

890

Name few classes that implement collection interface?

861

In what order the elements of a hashset are retrieved?

904

What are the disadvantages of using collection classes over arrays?

980

Which is the parent class of abstractqueue class?

869

Which is the parent class of enumset class?

908

Can value be null in treemap?

843

Which interfaces are implemented by abstractsequentiallist?

836

Which is the parent class of abstractsequentiallist class?

861

If we add enum constants to a sorted collection ( treemap , treeset ), what will be the order in which they will be maintained?

913

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Un-Answered Questions { Data Structures }

What is the difference between push and pop?

1045

What actions are performed when a function is called?

925

What is binary tree and its properties?

812

Explain binary representation?

821

What is the use of prototype?

855

What are some of the best practices relating to the java collection framework?

847

Define distributed query and linked server?

890

What is stable sorting?

824

Can arraylist have null values?

809

What do you know about traversal in linked lists?

858

What is data structure explain different types of data structures with examples?

867

What is mean by sorting?

841

What is difference between for loop and foreach?

825

What is the procedure to insert into a sorted array?

934

What are the advantages of data structure?

898

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