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 do you mean by thread safe?

999

What is the purpose of the return statement?

1080

What is difference between null and void?

996

What happens when heap memory is full?

1013

What is an example of declaration?

1017

What are the advantages of compiled language?

1092

What is a nested structure?

1067

What is meant by memory leak?

1098

What is a null point?

1100

Why volatile is used in java?

1087

What is definition and declaration?

1040

How many bytes is a character?

1 2247

What are examples of modifiers?

1153

What is local declaration?

986

How do you write a good declaration?

997

Un-Answered Questions { Java J2EE }

What is the difference between a switch statement and an if statement?

1102

Describe the important interfaces of hibernate framework?

483

What is the use of cglib?

409

How can I connect mysql or oracle with java?

981

What is a variable simple definition?

1040

What is the different actions available in struts?

1028

How to bind hibernate session factory to jndi?

388

What are the limitations of hibernate?

470

What are the classes of java?

984

What are the advantages of cookies?

1136

What is Publish/Subscribe approach?

1423

What is controller in struts2?

1165

What type of code is java?

891

Why is a singleton bad?

966

What is the this keyword?

1048

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