Define a full binary tree ?
Define a path in a tree?
Where is insertion sort used?
What is the use of sorting?
What is difference between list set and map?
Explain binary tree traversals?
What is faster array or arraylist?
What is data structure what is need of it?
What is list data structure?
Is list a data type?
What is Doubly link list?
How many null values are allowed in hashmap?
Write a program to reverse a link list.