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

java is fullu object oriented or pure? why?

8 9977

Can explain about the validations and in your project where did u used the validations?

NIIT,

4 7677

What is the difference between Object and Instance?

TCS,

5 9839

how to java plateform independent?

TCS,

5 7157

where the transaction logs will be stored

1 7108

Why does java doesnot support multiple inheritance?

TCS,

5 8069

What are the characteristics provided in jdk1.6 apart from other versions?

TCS,

3 7602

What does those terms actually mean included in the j.d.k i.6?

2121

Why does java doesnt suuport unsigned values?

ABC,

2237

Why java is free from garbage values??

4 14689

what is singlton class?where it is use in real time senario.

Wipro,

1 5813

What are the override methods in Object class?

Tech Mahindra, Wipro,

2 6059

how to call one program .class file in another program

TCS,

7 10428

i have a log in web application .... i want restrict the user for particular no of users what is procedure to develop thus application

2 5664

Can we write our own ActionServlet for front controller of Struts Applications?

NIIT,

2 9897

Un-Answered Questions { Java J2EE }

Why is core java important?

1042

What is foreign key in hibernate?

360

Do we have pointers in java?

979

What is the servletconfig object?

1045

What are advantages of using Java?s layout managers than windowing systems?

2371

What is the difference between system.out ,system.err and system.in?

1106

What is declaration?

957

Why is string buffer better than string ?

1123

What is lastindexof in java?

1108

What are j2ee technologies?

937

What are the 3 different types of Groups?

899

What is meany by proxy server?

1247

What is the use of configmanager?

914

What is the difference between Difference between doGet() and doPost()?

1302

What are the different phases of the portlet life cycle?

845

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