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

Why java is said to be pass-by-value ?

1057

What is the difference between a field variable and a local variable?

1130

How to make a class or a bean serializable?

992

What is the java idl system?

1063

What is the byte range?

1053

Explain the different forms of polymorphism?

1020

Is it possible to specify multiple jndi names when deploying an ejb?

1013

What do you understand by casting in java language?

1048

Difference between a class and an object?

1068

What is the difference between assignment and initialization?

1066

What is java literals?

1150

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

1102

If an object is garbage collected, can it become reachable again?

1031

What are the four corner stones of oop?

1057

How can you set an applet’s height and width as a percentage?

954

Un-Answered Questions { Java J2EE }

Can weblogic server start with a unix boot? : BEA Weblogic

978

What is component mapping in hibernate?

457

What is hibernate sessionfactory and how do you configure it?

368

Discuss the benefit of spring framework?

469

How to use max function in hibernate query?

486

Where are the files placed while deploying the resource adapter in web logic server?

1292

What is the benefit of spring boot? : Spring Boot

479

What is use of fmt tag?

814

Why jms is used in java?

879

What is a numeric digit?

1101

Can a singleton class be inherited?

987

Why do we need jdbc api?

994

What does spring framework do?

418

Describe in brief RequestDespatcher?

1154

What is file in java?

1043

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