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 are the methods of the math class static?

1087

What interface is extended by awt event listeners?

1072

What is the relationship difference the canvas class and the graphics class?

1080

How does multithreading take place on a computer with a single cpu?

1025

What is the purpose of the enableevents() method?

1063

What is the difference between a choice and a list?

1094

What checkbox method allows you to tell if a checkbox is checked?

1023

What are latest features introduced with java 8?

1109

Distinguish between a predicate and a function?

1008

What are the differences between heap and stack memory?

1103

Explain public static void main(string args[]).

1195

What is singleton class and how can we make a class singleton?

1116

Why vector class is used?

1007

What are constructors in java?

1133

What is transaction management in hibernate?

420

Un-Answered Questions { Java J2EE }

What are the components of jdbc?

998

Does constructor creates the object ?

1052

What all access modifiers are allowed for top class ?

1203

What do you mean by cgi and what are its drawbacks?

1004

what is meant by encapsulation?

1100

What is @entity in java?

973

Write the code that maps the java object with the database tables?

468

What are spring filters?

409

Can we sent objects using Sockets?

1165

When was ejb developed?

1041

How does a server find out server unavailability?

983

What is loose coupling in spring?

440

What is the difference between a checked and an unchecked exception?

1014

Why do we need aop in spring?

464

what is websphere?

852

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