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 are Inner classes?

4 7247

Is &&= a valid Java operator?

2 13470

A class can be a subclass of itself?

Genesis,

2 10658

Are nested try statements are possible?

2 5280

Is multiple inheritance allowed in Java? Why ?

7 12132

Is 'null' a keyword?

8 10150

Is 'sizeof' a keyword?

7 17925

Does any tag exists in HTML to upload and download files ?

3 8371

Are there any tools available in java to create reports?

5 9471

Explain Connection Pooling?

3 9184

What classes can be used to store arbitrary number of objects ?

1 4181

Can you give names of Container classes?

Ordain Solutions,

2297

What are the names of interfaces that doesn't consists of method/s ?

3 7775

What primitive Java types? Howmany are they and what are their names?

3 5801

What are the names of Component subclasses that support painting?

1 3766

Un-Answered Questions { Java J2EE }

Explain different types of thread priorities ?

1070

What is serialversionuid?

1083

Can we learn spring boot without knowing spring? : Spring Boot

383

What’s hql?

401

What is empty list in java?

1071

What is servlet attributes and their scope?

1057

How to declare an arraylist in java?

1087

What is the purpose of jdbc resultset interface?

989

What is value stack?

1031

What is a jms server?

927

What is meant by class loader? How many types are there? When will we use them?

964

What is jms in java?

833

What is dispatcher servlet?

1063

What is jdbc resultsetmetadata interface?

956

Can a method inside a interface be declared as final?

998

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