Describe stack operation.
Is heap sort faster than quicksort?
Which is faster treemap or hashmap?
Define a queue?
What is a b+ tree? Explain its uses.
Are hash tables ordered?
Give the example of validating the parenthesis of expression using stack.
How many times is merge sort called?
How to get the index of an array element?
What things you would care about to improve the performance of application if its identified that its db communication that needs to be improved?
Describe queue operation.
Explain Array
How many null values are allowed in a set?
Define threaded binary tree.
What are scalar values?