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

explain autoboxing in java?

1018

How do you design microservices?

1095

Define hibernate?

424

What the identified advantages are of hibernate?

369

Define the collection types in hibernate?

381

What are the identified limitation of hibernate?

349

Describe the mvc on struts?

966

Is that servlet is pure java object or not?

1132

Describe servlet?

1053

What are the phases of a servlet life cycle?

1120

Describe the phases of servlet lifecycle?

1077

What are the design principles for ejb?

926

What are the basic and subtypes of enterprise java beans (ejb)?

1070

What are the system services of ejb container?

1084

What are the advantages of ejb components?

1084

Un-Answered Questions { Java J2EE }

What is percentage in java?

1012

What happens when you invoke a thread’s interrupt method while it is sleeping or waiting?

992

Explain the concept of auto wiring.

435

What is the purpose of main function in java?

1036

Why use a datasource when you can directly specify a connection details?

1041

Explain the architechure of a servlet?

1130

Name the attributes of javax.ejb.ejb.

960

What is starter dependency in spring boot? : Spring Boot

458

What is the purpose of xmlaccess configuration file export.xml?

763

What is thread synchronization in java?

907

Is spring boot an open source? : Spring Boot

544

what are the states associated in the thread? : Java thread

1075

What is get () in java?

1064

What are the different types of ioc (dependency injection)?

411

How to invoke stored procedure in hibernate?

978

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