-->1st round was basic question like cloning ,immutable and basic java question and programs like synchronization and custom sub string.
-->2nd round was only programming.programs are below.
1.circular link list.
2.custom link list.
3. input-- int [] arr={1,2,3,4,5,6,7,8,9,10};
int b=4;
output=4,3,2,1,8,7,6,5,9,10
number are reversing in given frequency like in this program frequency is 4.if not matching
the frequency then it should not reverse.
4.Write a program to print like JSON format by using reflection.
-->3rd round was managerial stuff like how to handle code quality and keep the spirit up etc.
-->4th round was coding which consist two coding question . which can be solved by taking help from google.