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 many types of packages are there in Java?

5 1298

Explain different data types in Java.

5 1230

Can we declare Pointer in Java?

5 1449

What is the default value stored in Local Variables?

5 1381

Difference in the use of print, println, and printf.

5 1166

Is it possible to make an array volatile?

4 1293

What is an object-oriented paradigm?

5 1355

What are the Memory Allocations available in JavaJava?

1 708

What is a singleton class in Java? And How to implement a singleton class?

2 815

Can you explain the Java thread lifecycle?

1 819

In the below Java Program, how many objects are eligible for garbage collection?

1 980

What is JDK? Mention the variants of JDK?

1 811

What are Brief Access Specifiers and Types of Access Specifiers?

1 799

Explain Method Overloading in Java.

1 868

Give a briefing on the life cycle of a thread.

1 787

Un-Answered Questions { Java J2EE }

Is void a wrapper class?

897

What does super keyword do?

1030

What is discontinuous strut?

883

What are the benefits of the spring framework transaction management?

402

Which is latest technology in java?

882

Does windows 10 need java?

1009

Why do you use session tracking in httpservlet?

1081

If a method is declared as protected, where may the method be accessed?

966

What is the no_acknowledge acknowledge mode used for? : BEA Weblogic

930

Why prepared statements are faster?

901

can java object be locked down for exclusive use by a given thread? : Java thread

1039

What do you mean by pointer value and address?

1004

What are servers?

960

What is spring boot used for? : Spring Boot

396

What is spring jdbc how is different from jdbc?

377

For More Un-Answered { Java J2EE } Questions Click Here