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

Write an algorithm for quick sort?

Virtusa,

1096

Explain access specifiers?

Thomson Reuters, Virtusa,

1251

Explain the concept of proper inheritance?

Thomson Reuters, Virtusa,

1122

When should a function throw an exception?

Thomson Reuters, Virtusa,

1107

When do you call copy constructor?

Tavant Technologies, Virtusa,

1031

Difference between operator overloading and function overloading

Tavant Technologies, Virtusa,

1133

Explain about OOPS concepts and fundamentals.

Syntel, Visa,

1114

State the difference between strings and arrays.

Syntel, Visa,

1344

State two differences between C and Java.

Syntel, Visa,

1400

What do you mean by pointer value and address?

Syntel, Visa,

1104

What is a two-pass assembler?

Syntel, Visa,

1106

What is the difference between a loader and a compiler?

Syntel, Visa,

1101

Explain OOPs concept.

Syntel, Visa,

1167

Explain polymorphism citing an example.

Amazon,

1107

What are exceptions

Futures First,

1157

Un-Answered Questions { Java J2EE }

What is controller in struts2?

1251

Why we use struts over servlets?

1135

When parseint method can be used?

1000

How we can configured action mapping in struts?

1070

How to inject a java.util.properties into a spring bean?

464

What is the Difference between Final Class && Abstract Class?

1146

What is general hibernate flow using RDBMS?

483

when you use migration wizard (pmt) for websphere application server 8, do you expect to have all profile services up and running again?

861

How to make a managed server ?

1155

What are the different types of events in java?

919

What classes of exceptions may be caught by a catch clause in java programming?

1248

how to get the depth of a queue?

1120

Write a program to reverse array in place?

1122

What about anonymous inner classes in java?

1083

What do you mean by hibernate configuration file?

465

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