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Java J2EE Interview Questions
Questions Answers Views Company eMail

How to convert String into primitive datatype.

 6 13644

java doesnot support multiple inhetance. but a interface can support.how the ambiguities are rectified in interfaces?

 3 5271

why we import both packages java.awt.*; and java.awt.event.*; as java.awt.*; can import all classes na. then what is the need of importing java.awt.event.*; ?

 3 8439

java doesnot support multiple inhetance. but a interface can support.how the ambiguities are rectified in interfaces?

CGI,

2 5044

what is the difference between a java object reference and c++ pointer?

 4 11375

Hi.... I applied for the post of scientific officer/Engineer-SB(Programmer).Please post the syllabus and sample papers.

 1510

what is tempplate pattern

IBM, RBS,

4 9352

what is bmg file and how to create that files?what will it contailn?

HCL, Probe Services,

1892

when i m calling java for web browser . so browser it's not support. show error in browser: internal error occur. java.lang.NoClassDefFoundError. will you give me solution why it's not starting browser.? is there any consult with .net framework2.0?

 1559

what is marker interface ? what is the necessity of it?

Accenture, Newgen,

5 9045

what release of java technology are currently available what do they contain?

 1 3170

what is the J2EE BluPrints?

 1651

why Runnable interface is preferable than extending the Thread class?

Aizza, College School Exams Tests, Sybrant Technologies, Wipro,

7 24911

Interface A { String test(); } Interface B { int test(); } Create a class AB which must implements both A & B interfaces.

Hewitt,

17 18943

printstream class method println() is calling using System class and its static object out .how it is explain any one in detail with example ?

TCS,

1 4697

Un-Answered Questions { Java J2EE }

What is void in java?

593

What will happen if non-synchronized method calls a static synchronized method and what kind of lock it acquires?

520

Do you know why doesn't the java library use a randomized version of quicksort?

555

How do I know which jdbc driver to use?

600

Name some of the important interfaces of hibernate framework?

156




What are externizable interface?

588

What do you understand by business logic?

502

Explain the use of shift operator in java. Can you give some examples?

543

What is slash r?

545

Are there books about seam?

636

What does indexof return in java?

537

How many decimal digits is 64 bit?

536

What are the several types of log files in the appserver?

482

When do we get java.sql.SQLException: No suitable driver found?

549

Which Java and java.sql data types map to my specific database types?

542

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