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 hibernate session factory?

381

What is the java persistence api used for?

459

Why is sessionfactory used in hibernate?

427

What is the difference between jdbc and hibernate?

506

What are the main differences between persistent and transient objects?

474

How many types of transaction are there in hibernate?

418

Explain the difference between criteria and criterion in hibernate?

472

What is a configuration in hibernate?

460

Why hibernate is used?

479

How to implement database relationship in hibernate?

432

Why is hibernate called orm?

456

What is the difference between hibernate save () saveorupdate () and persist () methods?

507

What is the use of evicting method in hibernate?

449

What is the difference between save and merge in hibernate?

581

What is flush in hibernate?

446

Un-Answered Questions { Java J2EE }

What is aop proxy?

493

Do text messages use data?

890

Why do we need array in java?

1065

Can you access the private method from outside the class?

1027

What java ide should I use?

1051

What is the difference between multicast and unicast?

961

What is fatal error?

1082

Why is loose coupling important?

434

how can you describe the relationship between a flexible management topology and the network deployment cell?

1000

Describe servlet?

1103

What is the difference between first level cache and second level cache?

499

How java is similar to c?

1099

what is ACID test for fresh engineers??what is the pattern??

2882

How to find the index of the largest number in an arraylist java?

1126

What is the difference between stream and buffer?

1024

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