Telephonic Round: Oops Concepts , collections , exceptions , sql. 2nd Round : Not even 1 theory questions. Architecture of tour current project in details he gave me cross world game to desing. write your own list. 3 puzzels. Manager Round : General discussion like why change. Whats you goal. How i handle the issues and many more

Round 1: 1) What is the diffrence between queue and topic 2) What is the routing algarithom 3) What is HTTP and REST 4) Do you know about AJAX and SQL 5) Do you know about JBOSS and Tomcat web server 6) have you worked on xml parsers 7) Normal forms in SQL Round 2: 1) What is blocked queue 2) How you have improved performance of your application 3) What is difference between SOAP/REST 4) How to expose input and output in REST using WADL 5) Threads producer consumer problem 6) When to use notify and notifyall 7) java executor frame work and concurrent collections 8) what desing patterns you have used 9) what is strategy pateran 9) What is the thread dump and heap dump 10) How to scale the system to improve perfomence 11) What is vertical scaling and horizontal scaling 12) how will you isolate the performece problems