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

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Java Related Interview Questions

Questions Answers Views Company eMail

What about interrupt() method of thread class ?

1095

Explain notify() method of object class ?

1129

What about abstract classes in java?

1084

What about main thread in java?

1142

I want to persist data of objects for later use. What’s the best approach to do so?

961

What about main() method in java ?

1033

What is a local class in java?

1064

What about features of local inner class?

1086

Can we instantiate interface in java?

1154

Which api is provided by java for operations on set of objects?

1488

What access modifiers can be used for variables?

1170

Explain wait() method of object class ?

1249

Can we cast any other type to boolean type with type casting?

972

What about interthread communication and how it takes place in java?

1080

What about static nested classes in java?

1166

Un-Answered Questions { Java Related }

What does @bean annotation mean?

469

An instance of stateful session ejb when accessed simultaneously from more than one clients on same vm results in remoteexception or ejbexception. In case the client is a servlet thread, which of the techniques can be used to avoid remoteexception/ejbexception? : BEA Weblogic

1004

What is generic dao?

395

What are java packages?

1050

State the significance of public, private, protected class?

1130

Why @component is used in spring?

464

What is ticketing tool used in your project?

1102

Assume a thread has lock on it, calling sleep() method on that thread will release the lock?

1123

What is casting in java programming?

1062

Explain the spring framework.

444

What are the phases of the servlet life cycle?

1151

Explain the core end goal while using java struts?

960

What are Normalization Rules? Define Normalization?

1072

What is flag in java?

1008

Write a method to check if input string is palindrome?

1034

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