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 static variable and static method?

Accenture, Prolific, Prolifics, TCS, TNH,

32 106385

Explain about vector, dictionary,hash table, property classes?

Patni,

1 9691

What is method Overloading in the perspective of OOPS?

6 10956

What is method Overriding in the perspective of OOPS?

TCS,

4 8588

What is numeric promotion?

1 5102

What is persistence ?

2 5991

What is procedure overloading?

2385

What is protected and friendly?

1 5691

What is serializable interface?

Infosys, Probity Soft, Seed Infotech,

13 34122

What is the difference between serialization and deserialization?

ABC,

3 17129

What is singleton class?

3i Infotech, 7 Seas, ABC, Amdocs, Cap Gemini, Oracle, Persistent, TCS, Techforza,

16 73132

What is synchronization? How it can be achieved?

2 12141

What is the % operator?

2 5376

What is Collection interface?

Zensar,

1 6184

What is Collections API?

1 4793

Un-Answered Questions { Java J2EE }

What is the major difference between context parameter and context attribute?

1173

Explain j2ee architecture.

1099

Explain the difference between an object-oriented programming language and object-based programming language?

1029

How does accessibility works in swings?

1034

What is switchaction?

1227

What is mappedby in hibernate?

462

What is meant by singleton class?

1085

Which sorting is best in java?

1046

What is difference between interceptors and filters?

1094

I don't have websphere installed on my web server how do I add to the websphere administration console ?

855

Why orm is required?

420

Can we extend pojo class?

452

What is the full form of jpeg?

1014

What is spring security?

459

How struts2 supports internationalization?

1191

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