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

How we can declare a static variable?

HCL,

1157

Write a function to print Fibonacci series and Tribonacci series?

Hexaware,

1230

How we create object in copy constructor?

HCL,

1180

Do we need to manually write Copy Constructor?

HCL,

1098

Why declare Main() inside the class in java ?

HCL,

1126

What is the use of using enum to declare a constant?

Fidelity,

1090

What is scope & storage allocation of static, local and register variables? Explain with an example.

IBS,

1065

How will you reverse a link list without using recursion?

Global Logic,

1093

What is meant by stack and queue?

GrapeCity,

1135

What is the difference between heap memory and stack memory?

Aspiring Minds,

1130

What Is Query Throttling in java?

HCL,

1052

What do you mean by Function Overloading in java?

Impetus,

1227

How to remove the trailing spaces from a string?

Infogain,

1362

how many types of Inheritance?

Impetus,

1222

Difference between a process and a program?

Infosys,

1169

Un-Answered Questions { Java J2EE }

how to implement jdbc-odbc bridge driver (type 1) in websphere?

898

What do you mean by bean autowiring in spring?

499

How can we make sure main() is the last thread to finish in java program?

1264

What is int short for?

1128

What does i ++ mean in Java?

1008

Explain inversion of control, how to implement it.

507

Explain the functions of the following annotations: @component, @controller, @repository, @service.

435

Can you explain the meaning of aggregation and composition

1079

How many digits can a float hold?

1085

what is the sizes of messages?

1051

What is meant by jndi and why its needed??

1032

What is bean life cycle in spring?

552

What is a jpanel in java?

978

What is a stream message?

904

Differences between an application server and a web-server? What is the conman architecture which is used forhigh availability and load balancing describe in few lines.

1011

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