Is arraylist faster than array?
wt is a datastructure
What are skew trees? For a tree with 4 nodes draw all possible binary? Generalize for n nodes how many binary trees can be drawn?
Which sorting algorithm is considered the fastest?
What is difference between treeset hashset linkedhashset?
Explain binary searching, Fibinocci search.
Why do we use hashset?
Why do we use binary search?
What does sorting an array do?
List out the applications of a linked list?
What method removes the value from the top of a stack?
How many types of linked list exist?
What are different methods of collision resolution in hashing.