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

Explain different ways of creating a thread?

1085

What differences exist between iterator and listiterator?

1057

Explain the differences between abstraction and encapsulation?

1067

What is autoboxing and unboxing?

1034

What is the importance of finally block in exception handling?

1050

What is the difference between exception and error in java?

1037

Can you override private or static method in java?

997

What is comparable and comparator interface? List their differences

1117

How does thread synchronization occurs inside a monitor? What levels of synchronization can you apply?

978

Why is java called the platform independent programming language?

1027

What are the data types supported by java?

1047

What does system.gc() and runtime.gc() methods do?

1071

How do you ensure that n threads can access n resources without deadlock?

1329

When is the finalize() called? What is the purpose of finalization?

1105

If an object reference is set to null, will the garbage collector immediately free the memory held by that object?

1172

Un-Answered Questions { Java Related }

What is applicationcontextaware in spring?

502

What is the use of using enum to declare a constant?

1047

What is a uint8?

992

What is unicode with example?

1235

What is the meaning of variables in research?

1053

What is immutable in java?

1090

What do you meant by active and passive objects?

1103

What is intern method in java?

1102

Why is java architectural neutral?

1121

What is the difference between the size and capacity of a vector?

1066

What are the life cycle methods of interceptor?

994

What does it mean that a class or member is final?

1014

What is serial version uid and its importance in java?

1062

How to consume message from jms queue in soa 12c?

818

What are versions of ejb?

1083

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