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

Explain the architectural relationship between EJB & XML?

Wipro,

1 5578

What is Type-3 Driver and when this driver is used?

Wipro,

3 9592

Can you create an index on sex column where there is M or F?

Wipro,

1 7170

How can you tune SQL statements?

Wipro,

2 6518

How to execute bulk number of queries at once?

Wipro,

3 9807

Is the JDBC-ODBC Bridge multi-threaded?

Wipro,

2 13310

What are null interfaces in JAVA ? and give me some examples?

5 19559

Explain Global variables in Packages?

4 8354

Explain about GridBag Layout?

1 4424

What is HashTable?

4 12662

what is Dictionary? and what purpose it is used for?

3 6467

Have you used any version control ? if so explain about it?

2 6301

How OOPS concept is achieved in Java?

Cognizant, JPMorgan Chase, Xavient,

6 25232

How are Java source code files named?

3 8861

How are Observer and Observable used?

3 7455

Un-Answered Questions { Java J2EE }

Add a value x to array from index l to r where 0 <= l <= r <= n-1

1089

Can we call virtual funciton in a constructor ?

2197

What is ejb framework?

1076

Explain about the function associated with t3 in weblogic server ?

1060

How would you integrate spring and hibernate using hibernatedaosupport?

366

Do extraneous variables affect validity?

909

What do you mean by re-entrant? Can you say that session beans as re-entrant? Can entity beans be specified as re-entrant?

961

Which method is called when reference variable is passed in system.net?

2398

What is map java?

967

What are the different modules used in spring?

705

What is a spring configuration file?

475

What is java soft framework?

990

What is a component in java?

885

What is java’s garbage collected heap?

956

What is mean by j2ee?

852

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