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

How can we create a object of a class without using new operator.

Infosys, Nokia,

1 7749

I dont want to use serialzable in java is there any another concept so plz tell me

WDC,

3 6814

explain the collection in java

WDC,

1 4575

How to implement Singleton

DELL,

6 10045

what is core dump? diff b/w core dump and c dump?

IBM, TCS,

1 8904

what is digital certificate?

HCL, IBM,

3 10080

How does marker interface provides functionality to the implemented class ? or How dose maker interface gets the functionalities as serialization or cloning.

Cap Gemini,

4 9002

What are different Methods and Classes written in a Session Bean

DELL,

1 5992

what is collections in java?

4 6471

how can i kill thread without stop() and destroy()

1 5411

can i call multipule form beans in Action class?

Wipro,

1 5797

Why sleep()is in Thread and wait() in Object class? Why can't I have both in one class or vice versa?

1 6057

This is related to threads. I have a class with synchronized method m1(). Can I create different instances of this class and execute the m1() for different threads?

3 6113

What compiler do not do if we create our own constructor?

HCL,

5 8582

Which method is called when reference variable is passed in system.net?

HCL,

2426

Un-Answered Questions { Java Related }

Explain what are the steps required to setup the oracle instance for os authentication?

1001

What is __ init __ functions?

1156

How to explain Software Bank Loan descriptions

2512

What is a class object?

992

What is a dependency code?

443

What is a java application server?

945

What is collection api?

1080

What is difference between save and persist method in hibernate?

447

What is time complexity java?

1016

What are the steps involved in editing websphere member manager (wmm.xml) files on a federated node ?

830

Why do you use session tracking in httpservlet?

1163

What do you understand by the term singleton?

1020

Can we initialize the final blank variable?

1108

Can we have 2 main methods in java class?

1044

What is contextloaderlistener?

520

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