Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

what is major difference between component and object?

HCL, Patni,

1 5206

give me the answer of this code class A extnds String This code we can write r not in Java? Explain?

4 6366

is set interface synchronized by default???

Manhattan,

2 7895

1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

TCS,

2 5001

which method in doGet or doPost is use to send binary date to server

HCL,

2 8339

who can i handle multiple client in RMI

1912

How many weblogic severs can be installed in a multi cpu machince and how can you figure out how many servers?

IBM,

1 4019

what is difference between cor dump and heap dump. Explain the situation when you have to take thead dump and when to take heap dump

1 16962

what will happen if a managed server will go down at the time of performing the request

2 7279

what is mission in weblogic

CTS,

3 9351

how can we sync the nodes with administration server in weblogic.

3652

By default thread dump goes to System.out log.How can we send it to a particular file so that when we take the thread dump, instead of searching in System.out we can analyse a particular file

2 7391

If your client asks toupgrade the jdk version. How can you do this and after then what are the post changes needed

1 4675

what are the pre requisite to installing weblogic server 10

3 7376

If you get Null point exception at the time of ear deployment from console what will be you next steps to resolve the problem.

1 3587

Un-Answered Questions { Java Related }

What about main() method in java ?

1034

What is functional interface in java example?

1030

What are the differences between string and stringbuffer?

1155

Define context initialization parameters.

1058

How do I install jdk?

901

How is a bean added to a spring application?

482

What is the purpose of plug-in tag in struct-config.xml?

899

What is application client module?

1011

What is applicationscoped?

1013

What is interpreter in java?

867

What are the differences between resultset and rowset?

1156

What is transaction processing in jdbc?

1026

What is meaning of cascade in hibernate?

378

What are heavyweight components? What is lightweight component?

1015

Why do you use session tracking in httpservlet?

1163

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