In what data structures are pointers applied?
How many passes does bubble sort need?
Why is hashmap not thread safe?
What is heap and its types?
Why is hashmap faster than arraylist?
Is Arraylist faster than Array? Why?
What is the difference between collection and collections?
How is a queue works?
In an avl tree, at explain what condition the balancing is to be done?
Who invented quicksort?
How to reverse a linked list iterative algorithm?
Explain singly linked list in short.
Is array a linked list?
List the limitations of linear probing?
What is quick sort example?