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

why java is not supporting multiple inheritence?

3 6409

what are the diffrences between interface and abstract class?

4 7860

what is life cycle of applet?

9 16778

how to pass the parameters to applets?

1 4574

what is meant by multicast?

1 4857

Tell me the Importent classes in net package?

1996

what is meant by serialization?

7 16326

static inner classes means..?

1 4667

Adapter classes?

3 7609

what is collatration?

3286

How java is platform independent?

College School Exams Tests, Infosys, TCS,

41 85752

why the primitive data type have classes?

4 9548

what is inner class?

HCL,

6 17265

why the abstract class has default constructor?

2 11235

can we declare private class in java file?

13 64266

Un-Answered Questions { Java J2EE }

What is difference in between java class and bean?

1087

What is the difference between T3 and HTTP protocol ?

1781

What’s the difference between struts and espresso?

993

Explain the difference between map and flatmap stream operation?

1259

what is the difference between process and thread? : Java thread

991

What is Apache DBCP API?

1005

I installed a new application, what do I need to do before I can access it from the web server url?

861

Is array serializable java?

978

Why resultset is used in java?

931

Explain load blancing alogarthims in cluster??

955

What is a prefix function.write down a code to compute prefix function.

1057

Which variables are stored in stack?

895

What is difference between orderitemadd and orderitemupdate

859

Is a char always 1 byte?

986

What are the Core interfaces of Hibernate framework?

584

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