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

How can I right-justify a string?

Aspire, Infogain,

1271

How would overload a function based on return type?

Genpact,

1044

Which method you will use to create a new file to store some log data. Each time a new log entry is necessary, write string to the file in java ?

HCL,

1219

Write a program to find the whether a number is an Armstrong number or not?

Aspire, Infogain,

1085

Is it possible to use Semaphore/ Mutex in an Interrupt Handler?

Ciena,

1161

Explain Basics of OOP Language in java

Atos Origin,

1113

What is an empty class? What functionality does it offer in Java?

Deloitte, EXL, JPMorgan Chase,

1361

Give any two differences between C++ and java.

GrapeCity,

1212

What do you mean by Hash Map and Hash Table?

Atos Origin,

1150

Why is String immutable?

Atos Origin,

1124

What is a local block?

Global Logic,

1206

What do you mean by exception handling in Java?

Atos Origin,

1378

What are dot operator queries?

Atos Origin,

1164

What are annotations in java?

Impetus,

1148

What is the use of a copy constructor?

Flextronics,

1049

Un-Answered Questions { Java J2EE }

What Is Boot.proerties File In Weblogic Server ?

1069

How many decimal digits is 64 bit?

1002

What are the benefits of hibernatetemplate?

450

What are the uses of the set interfaces in the java collections? : java collections

1020

Who wrote struts?

1033

What is a module function?

1185

What are the major differences between doget and dopost?

462

What is servlet and how it works?

1052

Explain spring framework?

450

Why is action servlet a singleton in struts?

1146

What is printwriter in java?

1015

What is ejb context?

1040

What is boolean strategy?

1191

Why jdbc is used in java?

1007

What is a messaging bridge?

1034

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