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 the difference between object and class

IBM,

10 12039

diff b/w managed server and non managed server? can u briefly explain?

Wipro,

3 9333

what is command for find out the ip add and port no. of the machine in UNIX?

Wipro,

11 21200

when exactly should we use throws ,and wen exactly should we use the try and catch for exceptional handling

2457

There are 2 different ways to create an object. a)By using keyword "new" b)By using Class.forName ("className").newInstance(); What is the difference between these 2 methods.

3 6255

In cluster , the load balancing that simply redirect the client request to any available server in weblogic server cluster. Suppose assume we have 4 managed servers and one admin server. can we trace that request is going to which managed server in the cluster? is it possible to tell that request is going to which ipaddr/managed server?

Wipro,

3 11050

how this statement works..? public void service(HttpServletRequest request,HttpServletResponse response)

TCS,

2 8319

What is difference between welogic server and WebSphere?

TCS,

2 9335

Is it possible to create object with out its default constructor? if possible how? else not possible? justify

5 7998

when System.out.println("") is executed what happens in the back ground?

2 5335

why do we use interface in java?

5 9671

There are 2 classes . Class A and Class B. In Class A i declared a variable in private. if we can access this private variable in Class B. If yes means , how we can access ?

HCL, Itx Centrics, Virtusa,

7 12361

Urgent requirement of JAVA/.NET/QA in a CMMI level3 MNC for Pune location.

2374

when to for abstract class and when to go for interface

2 4588

how to print a numbers from 1 to 100 with out using control structures?

IBM,

4 7287

Un-Answered Questions { Java J2EE }

What is the difference in between cpp and java? Can u explain in detail?

1091

When should you make a function static?

984

What are the types of casting?

1062

What is configuration in hibernate?

383

Tell the issues faced in weblogic?

1017

What is a locale?

1145

what are the different modes of archival? Explain each mode in two lines each?

936

How to insert data into database using spring mvc and hibernate?

483

Java is pass by value or pass by reference? Explain

988

Why is orm preferred over jdbc?

333

How do you design microservices?

1076

How can we call stored procedure in hibernate using named query?

355

What is the static field modifier?

1126

What is struts and why it is used?

964

What is the main advantage of passing argument by reference?

977

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