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Core Java Interview Questions
Questions Answers Views Company eMail

What is meant by JVM ?

6 8186

What is meant by Java ?

CMC, Infosys,

2 3851

What is meant by Java interpreter?

4 10806

What is a class ?

8 7238

What is a method ?

6 5135

What is a resource leak ?

1 2427

What is a super class and how super class be called?

3 4642

adapter class ?

2 4439

What is casting ?

2 3430

What is meant by class loader and how many types are there?

Apple,

2 9683

When will we use class loader?

2 3641

What is meant by constructor?

8 11796

What is meant by controls and types?

1 2675

Explain cookies?

Canon,

2 9888

What is a deadlock ?

5 4895


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Un-Answered Questions { Core Java }

What are three ways in which a thread can enter the waiting state in java programming?

267


What is a control variable example?

171


How do you check if a number is a perfect square?

163


What two classes are used to read data only?

240


Is java based on c?

182






What is sortedset in java?

224


Explain the difference between call by refrence and call by value?

231


Is math class static in java?

177


List the interfaces which extends collection interface?

210


How do you use find and replace?

168


Is there any sort function in java?

198


What are the different types of java?

174


Is there any way to skip finally block of exception even if some exception occurs in the exception block?

216


Do loops java?

184


What is the difference between a loader and a compiler?

204