What is hash data type?
What is stack and its operations?
What is the difference between linked list and array?
Does treemap allow null keys?
Is list same as array?
How would you reverse characters of an array without using indexing in the array.
Can we add elements to final list?
What is insertion sort technique?
Can a null element added to a treeset or hashset?
Difference between arraylist and linkedlist?
How many types of linked list are there?
What do you mean by balance factor of a node in avl tree?
What is binary tree and its types?
What is data type and its types?
What do you mean by an Array?