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 does null mean in java?

1 1156

How to do encapsulation in java?

1 1128

Can one thread block the other thread?

1 1093

Explain about instanceof operator in java?

1 1141

Difference between method overloading and method overriding in java ?

1 1184

Explain about main thread in java?

1 1177

What access modifiers can be used for class ?

1 1114

Explain when classnotfoundexception will be raised ?

1 1115

Explain when noclassdeffounderror will be raised ?

1 1128

What all methods are used to prevent thread execution ?

1 1110

What are inner classes or non static nested classes in java?

1 1257

What are packages in java?

6 1897

Difference between ‘is-a’ and ‘has-a’ relationship in java?

1 1067

Explain why wait(), notify() and notifyall() methods are in object class rather than in thread class?

1 1093

Can we override constructors in java?

1 1244

Un-Answered Questions { Java Related }

What is a constructor overloading in java?

1122

What is the java api?

989

Differentiate between static and non-static methods in java.

1117

How does java handle integer overflows and underflows?

1111

What are the differences between heap and stack memory in java?

1128

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2259

What is action chaining ?

1160

What is latest hibernate version?

486

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136

What is the first argument of the string array in main method?

1025

What is java string pool?

1076

How can you inject java collection in spring?

504

What are the contents on web.xml in struts application ?

1058

What is parsing in java?

1032

What is the locale class?

1023

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