what is DGC?
How messaging services are done, before release of JMS?
In real time project when will we use Abstract class. and what are the difference between abstract and interface.
6 Answers DELL, FCS, Polaris, Tanla Solutions, TCS,
What’s jboss cache in short?
A user of a web application sees a jsessionid argument in the URL whenever a resource is accessed. What does this mean? a. The form must have the field jsessionid b. URL rewriting is used as the session method c. Cookies are used for managing sessions
What is rmic?
Why JDBC has introduced
what is the port number of RMI?
1) Scenario: I developed my application on local system and everything is perfect and tested. Now on UAT this application is deployed on clustered server environment. They are logical or physically clustered. But application is not working over there.  What is the issue with application?  What are the first things which come in your mind?
Which javutil classes and interfaces support event handling?
what is stringBuffer and StringBuilder?
Explain Object Serialization and it can be used?
What state a thread enters, When it blocks on I/O?