Name few classes that implement collection interface?

717

Is bucket sort stable?

690

What are the disadvantages of linear list?

691

Questions related to arrays, such as given a 2 integer array, find the common elements.

705

Can a hashmap have duplicate keys?

713

State the difference between queues and linked lists?

749

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

798

What is meant by arraylist?

667

How is bubble sort done?

647

Mention some drawbacks of the linked list.

773

Given an unsorted linked list, and without using a temporary buffer, write a method that will delete any duplicates from the linked list?

820

How is heap sort implemented?

650

What is internal and external sorting?

703

What is a 2 dimensional array?

750

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

689