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

Can we update primary key in hibernate?

429

What is an example of a one to one relationship?

338

Do you want to use hibernate 2nd level cache?

338

How to create entity class in hibernate?

441

What is onetomany mappedby?

372

Can we write sql query in hibernate?

366

How to configure hibernate in spring boot?

435

What is java hibernate?

451

How does hibernate cache work?

427

Does hibernate support nosql?

376

Why do we need orm tools like hibernate?

391

What is the use of hibernateutil?

370

Which is better jdbc or hibernate?

403

What is unidirectional mapping in hibernate?

437

What is mappedby?

363

Un-Answered Questions { Java J2EE }

Which types of components are used in designing swing based gui?

1039

What are facelets templates?

1054

How is an application exception handling is done using a servlet?

1032

Explain the OOPS concept in Realtime Scenarion ? Take example as CAR. Please explain indetail ?

3069

What is the difference between java class and bean?

1102

Why do I get a duplicate name error when loading a jar file?

1166

Difference between Integral and Burst in the FetchAs of SourceRule (Card Properties)?

840

What is spring api?

429

How can we refresh automatically when new data has entered the database?

1123

What about abstract classes in java?

1084

What is default size of arraylist in java?

1176

What is query in hibernate?

400

How do you convert int to char in java?

1089

Why do we use jdbc statements?

969

What is a jdbc connection string?

952

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