What is hash data type?
Differentiate between comparable and comparator.
How many types of searching are there in data structure?
What is the Role of push() and pop() method?
Explain recursive function & what is the data structures used to perform recursion?
Define leaves?
How do I rearrange rows in numbers?
Define degree of the node?
Is arraylist synchronized?
What is difference between arraylist and linkedlist?
Define parent node?
What is the difference between null and void pointer in data structures?
Write a program to insert an element and in the specific position in the array?