What does arraylist remove do?
What is the use of sorting the data?
Is hashtable fail fast?
What are the types of map?
What is a hash index?
How will you sort the elements of array in descending order?
Which sorting is best?
Why do we need arrays if all the operations that are performed on arrays can be performed on arraylist?
Write a program to reverse a link list.
Can you override methods of arraylist?
What is the purpose of sorting?
Should I use hashmap or hashtable?
What you mean by sorting?