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Java J2EE Interview Questions
Questions Answers Views Company eMail

is it possible to see actionservlet in my system. if yes how

 5 7770

Difference between struts1.2 and struts2.0?

Bank Of America, HCL, Value Labs,

3 32161

Statement, PrepareStatement and Callable all these are interfaces. Thought it is a interface how come we are creating objects and calling methods("preparestatement()") in it. In which class this method is defined. Please let me know. Thanks in advance. example: PreparedStatement pre = con.prepareStatement( "UPDATE COFFEES SET SALES = ? WHERE COF_NAME LIKE ?");

2 3490

How to override a equals() method and what is the use?

 1 4034

Can I Use XML to transform more than 10 mb of data? Trasnsfom inbetween two module/methods etc. If not how can I do.

IBM,

3 5405

Is there any differance b/w getting servlet context from servlet config and session? if yes then what is that?

 7 11336

A abstract class extending an abstract class.Super class has both abstract and non-abstract methods.How can we implement abstract and non-abstract mehtods? Explain with snippet

 3 5047

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 4 5260

What is need of DAO? Write one simple DAO example?

IBM,

2 12573

Difference between JDBC and Hibernate? Give one sample based on the variance?

HCL, IBM, Xybion,

4 26284

Difference between Spring framework and Struts framework?

IBM, L&T, VAM,

12 63770

i need connection pooling code.....from harpreet.your@gmail.com

IBM,

1 3853

struts comes under which layer of three tire architecture in real time projects plz i need explaination?

Infinite Computer Solutions, TCS,

10 17053

what is the difference between java and j2ee... is that can i work j2ee on net beans IDE 6.0

 2 4947

what is the difference between AWT and SWING what is the advantage of using swing?

 3 12937

Un-Answered Questions { Java J2EE }

Why is loose coupling important?

145

If you are given a choice to implement the code to either insert a record or update if already exist, which approach will you follow ?

580

What is thread synchronization in java?

484

Is treeset sorted in java?

582

What is the purpose of @typeconversion annotation annotation?

561




Can inner class have constructor?

550

What is lossy conversion in java?

563

What do you mean by a JVM?

570

what is websphere edge server?

513

What is orm tool?

148

What is heterogeneous in java?

495

What is the use of cglib?

159

What is java used for?

559

Define the lifecycle for executing a jsp page.

595

What is static keyword?

591

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