Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java (6529)
Advanced Java (552)
Swing (223)
EJB (402)

Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

SunOne (10)
J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

What is Connection Pooling?

Enteg Technologies, Infosys, Polaris,

1 6548

What are Benefits of Connection Pooling?

2 6458

What is Hash Code in Java?

Cognizant,

6 15985

What are uses of Hash Code?

Cognizant,

2 7455

What is the use of ActionErrors in Struts?

HCL, TCS,

2 8282

I have written a program to connect to database using odbc.Can this Application run on any Platform????

2 4624

I have 100 records in a table with two rows. I need to display 10 records per page like Google Search. I need only the Logic(Pagination) in Pure Java. No JSP and all..Thanks in Advance...

Cybernet,

2 8010

IS method overriding is Duplication of Methods?

CybAge,

5 10398

Hai all.Can i develope Struts action class without execute(-,- ,-,-)method.Ifd it's possible plz provide some sample code.

TCS,

3 13626

Hai all.What is the use of tag in struts application.

CA, TCS,

3 8859

can someone tell me how does preparedstatement works? its an interface and where is the implementation?

Satyam, TCS,

3 8482

please tell me the name and url path for type-4 driver ?

1 3171

Hi Friends. I want complete technical flow of j2ee project with following technologies. jsp , servlet , Struts , Hibernate , (should follow mvc-2 design pattern) . with DAO ,DTO SERVICE layers .

Infosys,

4806

What is servlet preinitialization?

iFlex,

3 10038

What is servlet preinitialization

iFlex,

1 5439

Un-Answered Questions { Java J2EE }

What do you mean by actionform?

981

What is percentage in java?

1005

How do you design microservices?

1077

How may messaging models do JMS provide for and what are they?

1369

What is the use of the statement in jdbc?

923

What is void in java?

1075

State two differences between C and Java.

1332

What is a hibernate transaction?

396

What is the structure of spring framework?

510

What is arrays sort in java?

966

What is the difference between concern and cross cutting concern in spring aop?

387

Give me example of derived data types.

1146

What do you understand by Header linked List?

1103

Why do you canvas?

1041

What is thread life cycle in java?

1063

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