Define a priority queue?
What is map keyset?
Why is treeset sorted?
Explain the implementation of an AVL tree and Binary tree.
Differentiate between hashset and hashmap.
Is collection a class or interface?
Which sorting method is slowest?
What is the height of an empty tree?
What is adt in data structure?
Which data structure is needed to convert infix notations to post fix notations?
Write the stack overflow condition.
What is a priority queue?
What is dynamic array how is it created?