Data Structures Interview Questions
Questions Answers Views Company eMail

Is arraylist a list?

647

Does treeset allow duplicates?

665

Is linkedlist thread safe?

670

Can you make an arraylist of arrays?

786

Can we remove element from arraylist while iterating?

712

How do you find the size of an arraylist?

611

Can you store different types in an array?

722

Can arraylist have null values?

660

How remove all from arraylist?

685

How do you sort an arraylist?

690

Can you override methods of arraylist?

707

Can we give size to arraylist?

722

Can we store primitives in collections?

690

Can arraylist store primitives?

666

Can a hashset contain duplicates?

685


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Un-Answered Questions { Data Structures }

Why insertion is faster in linked list?

648


Calculate the address of a random element present in a 2d array, given base address as ba.

1291


What do you mean by Syntax Error

799


What is binary tree and its types?

718


How to get the index of an array element?

769


Which is the parent class of linkedhashset class?

714


Is it possible to increase size of array?

715


How to find the missing element in integer array of 1 to 7?

744


What is difference between list and array list?

666


What is difference between data type and variable?

635


Can we add duplicate keys in a hashmap?

691


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

851


What do you mean by complexity of search algorithm?

571


What is a Breadth First Search? Give a few of its applications.

706


What is non linear structure?

699