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

Define an applet in java?

1097

What is the differences between heap and stack memory in java? Explain

935

what is anonymous class in java?

986

What is the difference between the ">>" and " >>>" operators in java?

941

Explain the difference between abstract classes and interfaces in java?

1106

How we can make copy of a java object?

1046

Explain different states of a thread in java?

1011

What are the java ide's? Explain

974

what do you mean by classloader?

1033

Explain the difference between an object-oriented programming language and object-based programming language?

942

What is java and why do we need it? Explain

1058

what is interface in java? Explain

919

what is the constructor and how many types of constructors are used in java?

957

What is the purpose of the system class in java?

1004

Why java is a platform independent? Explain

1020

Un-Answered Questions { Java J2EE }

What is the difference between mvc and spring mvc?

451

Do you know why doesn't the java library use a randomized version of quicksort?

913

Mention what is asymmetric clustering in web-sphere?

920

What is the major advantage of external iteration over internal iteration?

1045

What are the two important tcp socket classes?

1035

What do you mean by append?

993

what is the difference between preemptive scheduling and time slicing? : Java thread

984

What are synchronized methods and synchronized statements in java programming?

975

Are there c/c++ interfaces to wls jms? : BEA Weblogic

1024

What is arraylist class in java?

1002

Explain the concept of local interfaces?

907

What is anonymous inner class?

1031

What is administration server?

1094

How static variable work in java?

1068

Are struts thread safe?

929

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