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 an arraylist in java?

1168

What is intern method in java?

1135

What is string literal in java?

1107

Why hashmap is used in java?

1145

What is java volatile?

1144

What is a buffer in computer?

1067

What is the function of static in java?

1159

Can we sort hashmap in java?

1001

Is cout buffered?

1236

What are voids?

1025

Does list allow duplicates in java?

985

Can you add null to a list java?

1114

Is null a keyword in java?

1025

What is a short in java?

1127

What is the use of arraylist class in java?

1136

Un-Answered Questions { Java J2EE }

What are the different types of classes implemented in the set interfaces? : java collections

1110

What is the tradeoff between using an unordered array versus an ordered array?

1302

How is java development environment setup?

968

What is string in java is it a data type?

1073

Define the lifecycle for executing a jsp page.

1144

Explain what is queuemanager in ibm websphere mq?

884

What is main difference between spring and spring boot? : Spring Boot

528

Can I use a native two-tier driver for a browser applet? : BEA Weblogic

964

When is the finalize() called? What is the purpose of finalization?

1145

What is jms endpoint?

888

List down the methods and interfaces of collection class in java.

1042

Explain the necessary steps to connect to the database in java?

1099

What are Monitoring tools?

1073

What is Apache DBCP API?

1064

What is the design role played by struts?

1067

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