JAVA interview questions – page 8

What is the use of keyword transient?

What is skeleton in java or J2EE?

What is J2EE application ?

What is java virtual machine and what is its uses?

How can I set a cookie and delete a cookie from within a JSP page?

How System.out.println() works?

Why do we call java until.* package as a framework.

Is it possible to share an HttpSession between a JSP and EJB?

What is the SAP Java Connector (SAP JCo)?

How to insert and delete a row programmatically? (new feature in JDBC 2.0)

What is the advantage of using a PreparedStatement?

What scalar functions can I expect to be supported by JDBC?

Is there any set methods to set the background color of our java o/p screen,i.e,after completion of my program ,i want to change my background color of DOS prompt?

How to update a resultset programmatically?

What is Declaration?

Can i expand an interface?

What are the optional clauses in EJB QL?

Why isn't the java.sql.DriverManager class being found?

How can I connect to an Excel spreadsheet file using jdbc?

What is JSP expression ?

What is difference between JSP 1.0 model and JSP 2.0 model

What is difference between & and && in java

Have you created database tables?

What is the upgrade path and strategy for the SAP JCo? How will upgrades to the SAP JCo affect my Java application?

Can a Session Bean be defined without ejbCreate() method?

Does the database server have to be running Java or have Java support in order for my remote JDBC client app to access the database?

What is the duration of the deployment process of SAP JCo?

How can a web container know whether cookies are accepted or not accepted by the browser

How do I perform browser redirection from a JSP page?

What does ResultSet actually contain? Is it the actual data of the result or some links to databases? If it is the actual data then why can't we access it after connection is closed?