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 are the advantages of JDBC?

7 34213

What is a Connection?

1 5080

What is an outer join?

Infogain,

3 8101

What is correlated subquery?

emc2, JK Technosoft,

2330

What is de-normalization?

1 4225

What is Statement and PreparedStatement? whatz the difference?

2 7674

What is meant by a ResultSet?

3 8244

What are static and dynamic queries?

1 4623

What is a PreparedStatement?

Infosys,

3 6816

What is the difference between ExecuteUpdate and ExecuteQuery?

Exilant,

1 12408

What is JDBC and ODBC and what are the differences between them?

Idbi Bank, Infosys, Infoview, TCS,

11 109144

What is the difference between Union, Unionall ?

1 4602

What is the difference between Minus, and Intersect?

1 6751

What is database null and Java null?

1 3841

What is the exception thrown by JDBC ?

7 12352

Un-Answered Questions { Java J2EE }

how to connect to database to the remote system?

923

Explain servlet events?

1018

Difference between filesystemresource and classpathresource.

443

What does %d do in java?

1053

What is the use of network interface?

914

Explain the difference between collection api and stream api in java8?

980

What are the problems faced by java programmers who don't use layout managers?

981

What is meant by stereotype annotation?

453

What are the core interfaces of hibernate?

354

What is java actionlistener?

890

Why session is not thread safe in hibernate?

362

How do you replace all in word?

1068

Difference between save() and saveorupdate() method of hibernate?

450

What is remote interface in ejb?

975

What is Classloader in Java?

1226

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