Can you declare an array without assigning the size of an array?
State the difference between primitive and non-primitive data types?
What is the time complexity of hashmap get () and put () method?
What is a map in programming?
No. of possible ordered trees with n nodes ? Please give formula (if any).
What are the advantages of stack?
Define adjacent nodes?
Calculate the efficiency of sequential search?
Write a program using mergesort technique.
How will you explain circular linked list?
How do I sort a hashmap key?
What is the difference between b tree and binary search tree?
What is the best data structure and algorithm to implement cache?