Hi sorry for not updating the blog. Recently a few days ago i attended an Technical Interview.I had a very good experience with the interviewer and learnt the approach one should look at for an interview.
Hope it ll be helpful for everyone..
--First thing he asked is When did u take certification,y did u take it ,did u learn anything from it ,What reference did u used to prepare for it?
--Profiling ,Tools used for Profiling,How to do Profiling the application on Production server.
--Main parameters that can be monitored while profiling the application.What deductions did u take and what changes are made in the application
--What JVM API'S are referred while doing the profliling?
--Why Jsf,what is Jsf?How helpful is it for you?
--Any special features u used in EJB3.0,few easy questions on Container Managed Transactions and Bean Managed Transactions.I told that myself had comanding knowledge on handling transactions.Immediately he told as u r using CMT u hav nothing to do it?I told that yes but still i have to tell the container to use a particular transaction type which improves the performance.
--Coming to Database(POSTGRESQL) told that had done good work on Query optimization,Reindexing,Table Partitioning,System Tables,Database Parameters.Then he started asking very interesting questions in database where i was totally engrossed and explained about Query optimization,Explain clause for queries,Vacuum Analyze .
--What is rule based optimization and Cost based Optimization and their differences?
--Two tables Student and marks table where student id is the foreign key in Marks table and the difficult question i found in those are to find the number of student who did not appear for any of the exams?
--What is AJAX ,how is it used in the application and did you face any performance issues with AJAX and how did u to solve them?I told we have used TOPLINK cache to solve the performance issues .
--Then he immediately asked how r the cache values in sync with database?Then i exlplained about Entity manager flush,Entity manager refresh methods.
--Next questions are about Garbage Collection and what algorithms did u use and exlplain what each algorithm will do in few words?
--Which server did u use and suggested not to use GUI for server activity and how to redploy the .ear using the command prompt.
--Next the questions are on Core Java which include differences between Java1.5 and Java1.4 and Generics.
--Subversion how to plug in to Netbeans IDE.
These are few of the questions i remember and ll update the if i had forgotten anything...