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's the base class of all exception classes?

1126

In multi-threading how can we ensure that a resource isn't used by multiple threads simultaneously?

1383

What are the two environment variables that must be set in order to run any java programs?

1030

What is the access scope of protected access specifier?

1050

A person says that he compiled a java class successfully without even having a main method in it? Is it possible?

1118

What's the purpose of using break in each case of switch statement?

1049

What are java packages? What is the significance of packages?

1073

What is final keyword in java? Give an example.

1068

Is there any way to skip finally block of exception even if some exception occurs in the exception block?

1124

What is the purpose of using break in each case of switch statement?

1078

What are advices in spring?

487

Write about the different types of listener related events?

413

Explain the rowcallbackhandler in spring?

455

What are orm integration modules?

520

What is auto wiring?

476

Un-Answered Questions { Java J2EE }

What are Struts2 core components?

1066

How many bytes are a float?

1041

Can we create object of inner class in java?

1003

What is use of super keyword in java?

1093

What is repository pattern?

525

Can we override singleton class?

1036

What is hibernate dtd?

391

What is default constructors?

1085

What is api in servlet?

1077

What is the difference between Servlets and Applets?

1100

What is servlet and how it works?

1051

What if memory allocation using new fails in C++ how to handle

132

Compare overloading and overriding?

1068

Is math class static in java?

1166

Define how objects are stored in java?

1128

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