Can we store null in arraylist?
What is meant by strongly connected in a graph?
What sorting algorithm does arrays sort use?
Is arraylist a class?
What are the types of collection?
What is the advantage of circular linked list?
What are different techniques for making hash function? Explain with example.
Does concat mutate array?
List the limitations of linear probing?
What is collections singletonmap?
If you are given a choice to use either arraylist and linkedlist, which one would you use and why?
How does the bubble sort work?
What’s the difference between enumeration and iterator interfaces?