Is hashmap ordered?
For addition and deletion. Which one is most preferred: array list or linked list?
How do you find the size of an arraylist?
What is a matrix? Explain its uses with an example
How do you create a tree diagram?
Can arraylist be empty?
Differentiate between list and map.
What is array sort?
What are the disadvantages of linked list over array?
Two linked lists are given, find out the sum of them without altering the linked list?
Does hashmap allow duplicate keys?
Does arraylist have index?
Q # 1 : in which graph algorithm do we start finding vertices that should be first in the topological order and then apploy the fact that every vertex must come before its successors in the topolgical order.