Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Advanced Java (552)
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Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

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J2EE (485)
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Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

Which is better list or arraylist in java?

883

Why do we override tostring method in java?

990

What is the default size of set in java?

977

What is the maximum size of hashmap in java?

1025

Why do we need hashset in java?

1067

What is default size of arraylist in java?

1178

What is an off by one error in java?

979

Which sorting algorithm is best in java?

1003

What is use of map in java?

1028

What is the default size of arraylist in java?

1144

What is heterogeneous in java?

990

What is array initialization in java?

1121

What is the order of arraylist in java?

1154

What is immutability in java?

1109

What is arrays aslist in java?

971

Un-Answered Questions { Java J2EE }

Differentiate between the web server and application server?

1071

What is j2ee component?

1081

What is the benefit of factory pattern?

516

How we can execute any code even before main method?

1166

What is the difference between bean factory and application context ?

459

Is hibernate bad for ssd?

443

What is the purpose of using hibernatetemplate?

473

What do you mean by an object in java?

1153

How do we modify hibernate configuration file?

469

Write a program to print 15 random numbers using foreach of java 8?

952

What is 2nd level cache in hibernate?

498

What is the difference between di and ioc in spring?

551

What is meant by jms?

923

What is the difference between one to one and one to many relationship?

334

What do you mean by data type?

1040

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