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 difference between interface and abstract class..?

4 7224

how many JDBC drivers ?name them?

CTS, Idea,

6 12976

what happens if connection is not closed?

CTS,

7 25564

wat happen when the connection is nt closed in jdbc n what vl happen when i interchange in executequery n execute statements

2 5292

what happen if the private constructor is written in a claass

6 9806

How to make a method thread safe without using synchronized keyword?

Persistent, Societe Generale,

8 34910

what is the collable collections in java?

Persistent,

2 12542

we have syntax like for(int var : arrayName) this syntax is to find whether a number is in the array or not.but i want to know how to find that number's location.

1 2110

Can a class extend abstract class or interface? why

Wipro,

4 9935

what is java virtual machine

4 8500

What is the difference between Access Modifier and Access specifier?

1 7310

Is it possible to write method inside method

L&T,

4 12228

what is the default value of a variable char?(If not assigned)

4 7622

Write a java program to get a string of words and print the numbers of each word count in descending order

Logica CMG, Subex,

11 31364

Where can I find data structures question and answers with comprehensive working code written in Java

Amazon,

2506

Un-Answered Questions { Java J2EE }

what are the different modes of archival? Explain each mode in two lines each?

994

Differentiate between static and non-static methods in java.

1115

What is java string pool?

1076

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2257

What is lazy class?

480

What is difference between @controller and @restcontroller in spring?

536

Find Best Job Vacancies across the world on Jooble!

133

How is declarative handling of exceptions done in struts ?

1001

What is a constructor overloading in java?

1121

What is the difference between break and continue statements?

1117

What are the differences between heap and stack memory in java?

1126

How can you inject java collection in spring?

503

i want test pattern of zylog company and some examples also

2855

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2415

What is a classloader in java?

1083

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