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Java J2EE Interview Questions
Questions Answers Views Company eMail

what is jvm? how can it is useful in java?

3 5710

how dopost is secured than doget?

CGI,

4 7103

How many objects are created when we create String class object using new operator?

Mind Tree,

9 24713

What is onClassLoader in java?

Cap Gemini,

5 7824

What is the first statement in jsp page.

L&T,

7 10337

What is a cluster? What is High Availability and Fail over?

IBM,

3 11274

What is the major difference between managed server and admin server?

TCS,

4 25083

What is the difference between Connection Pool and data source?

HCL, HP, Polaris,

4 26724

What is a web server? How is it different from Application server?

IBM,

3 6680

What do you understand by JDBC connection pool? What are the steps to create a connection pool in WebLogic?

IBM,

1 5963

What is the basic requirement for starting a WebLogic server?.

ABC Inc, CMC, HCL, Wipro,

1 6272

Do you require JDK/JRE for installing a WL Domain?

IBM,

2 7418

What is thread dump? What is the UNIX command for taking thread dump?

HCL,

2 9488

What is multicast address in Clustering? Why do we need it?

IBM,

3 7047

Are WebLogic Servers password secure?

HCL, TCS,

3 7888

Un-Answered Questions { Java J2EE }

What are all the ways to access hibernate by using spring?

142

Is vector synchronized in java?

543

Can java arraylist hold different types?

484

What is credentials?

501

How to find out free diskspace from command prompt?

528




What are the limitations of using local object?

529

What are the different approaches to represent an inheritance hierarchy?

574

Define thin client?

505

What is an immutable object?

573

What do you mean by inner beans?

146

What is pointcut in spring?

147

What is a variable and constant?

539

What is widening and narrowing in java? Discuss with an example.

550

How do you change an int to a string?

539

What does jdbc stand for?

500

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