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 is the difference between math floor and math round?

980

Is it possible to override the main method?

931

What is the use of set in java?

1068

Is hashset sorted in java?

1118

What is set in java?

989

What is a treeset in java?

991

What is a java list?

1043

What is parse method?

962

Does hashset allow duplicates in java?

1053

What are the uses of java?

1027

What does math floor () do?

920

What is sortedset in java?

978

What is the use of list in java?

938

How do you find the absolute value?

1003

Can we override private method?

1039

Un-Answered Questions { Java J2EE }

How do you test a method for an exception using junit?

1135

How do you do exponents in java?

981

Compare Mutex and Semaphore in java.

945

Is empty set an element of empty set?

1032

What is the use of cache in hibernate?

442

Where do we store db configuration and how can we change that?

842

Is it possible to create both queues and topics to single jms server? if yes then how it works?

2072

What is command line argument in java?

1078

How many JVMs can run on a single machine and what is the meaning of Just-In-Time (JIT) compiler?

1341

Which object oriented concept is achieved by using overloading and overriding?

1042

Is spring boot and spring mvc same? : Spring Boot

357

Why map is used in java?

984

When to use doget() and when dopost()?

1046

Where can I get help with struts?

953

What is difference between java singleton and spring singleton?

396

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