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 encapsulation? Elaborate with example?

BMC,

1 8575

What is data abstraction? Elaborate with example?

BMC, TCS,

4 36926

What is casting?

BMC,

3 6635

What is thread?

BMC, Virtusa,

7 10579

What is advantage of using threads?

BMC,

2 11113

How the threads are synchronized?

BMC, CTS,

2 6145

What is Interface?

BMC,

8 11845

Do you know thread pools?

BMC,

2196

How multi processing is achieved in JAVA?

BMC,

5 22255

What is hash method?

1 4353

What is Vector?Can you elaborate how Vector is Thread safe?

HCL,

3 11815

How to solve the problem of generating the unique hash keys with hash function?

1916

long d =10;int i =0;i=d; /// is this possible? If d is very long number (10 digits or some thing) then?

3 6812

How can we achieve IPC in JAVA?

Wipro,

1 3049

What do you mean by Remote procedure call?

2 5764

Un-Answered Questions { Java J2EE }

What is the function of internal frame in swing?

1064

Can you explain the cs option of java interpreter?

945

What are the steps to send and receive JMS message ?

1380

How is it possible in java programming for two string objects with identical values not to be equal under the == operator?

1023

How do you use parseint in java?

979

How to implement relationships in hibernate?

460

How many types of objects are there in java?

862

what is ccdt file on websphere mq or wmq?

912

What are static blocks and static initalizers in java ?

1075

What is Point-to-Point Approach?

1654

Define jre i.e. Java runtime environment?

1008

Why dependency injection is required?

382

What is an escape syntax?

991

Which application server is best for java?

1070

What does exclamation mean in java?

1097

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