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 has the sandbox changed with Java 2?

2 5250

What does a deployment diagram specify?

2 6139

What is the purpose of JNDI?

6 26150

How does legacy object mapping work?

1 4637

What is the relationship between an EJB component, EJB container, and an application server?

2 7088

which swing component is similar to rich text box in .net/vb

1 5327

Which One is optimal to choose ? Syncronized hash map or Hash table with single thread model? How can a hash map syncronized with out using syncrozed blocks in programm?

Four soft,

3 9214

What Is EJB Clustering? Explain the Functionality?

Business Architectures, College School Exams Tests, HCL,

1 7029

int a=10,b=20,c=30 a= b+c;b=a+c;c=a+b; System.out.println("The value is"+a+b+c;

Honeywell,

17 31488

int a=1; float b=1.0; System.out.println(a==b);

CTS, Honeywell, McAfee,

13 30342

what is ejb

Tech Mahindra,

3 7510

What advantages do servlets have over CGI programs?

5 14562

How does JDBC differ from ODBC?

7 11591

What is the connection keep-alive feature of HTTP 1.1?

2 12043

What is the purpose of HTTP tunneling?

6 17869

Un-Answered Questions { Java J2EE }

What about master repository?

846

what are three ways in which a thread can enter the waiting state? Or what are different ways in which a thread can enter the waiting state? : Java thread

966

How do I remove a character from a string in java?

962

how can you catch multiple exceptions in java?

1013

Explain about instanceof operator in java?

1051

What is http servlet? Explain with the help of an example.

1064

What can be injected as dependencies?

409

What is serialization and deserialization in java programming?

985

Compare jdbc and odbc and how is jdbc required in this context.

933

Explain the various Administrator benefits using Web sphere?

947

What is java jit compilers?

1010

How many layers are there in hibernate architecture?

358

How does @transactional work in spring?

420

Can string be considered as a keyword?

1031

what is collatration?

3286

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