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

Core Java Interview Questions

Questions Answers Views Company eMail

What is Distributed Application and what is its usage?

2 5780

Explain in detail about encapsulation with an example?

4 10695

What is meant by event handling?

2 6764

What is an exception?

6 8188

What is meant by final class, methods and variables?

3 8933

What is the difference between getCodeBase and getDocumentBase methods?

CS Business Services,

1 12168

explain the concept of inheritance with an example?

Polaris,

9 25779

Define interface?

MindCracker,

3 5923

What is files manifesting?

2204

Explain method overloading and overriding?

6 15135

What is meant by packages?

4 10632

Explain the concept of polymorphism with examples?

Summation Tech,

6 13393

What is meant by serialisation and deserialisation?

4 9037

What is static variable and static method?

Accenture, Prolific, Prolifics, TCS, TNH,

32 105130

Explain about vector, dictionary,hash table, property classes?

Patni,

1 9595

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Un-Answered Questions { Core Java }

Explain about static nested classes in java?

1066

hr interview how many minutes asking question

2043

What do you understand by synchronization?

1051

What is a java string?

1082

How to create com object in Java?

1076

What is final?

1076

Can a class have 2 constructors?

896

Why is java so popular?

1117

Can size_t be negative?

1176

What is volatile keyword in java

1125

What is contractor means and methods?

997

What is jit compiler ?

981

When is an object subject to garbage collection?

1067

Are there structures in java?

969

Why Java is not pure Object Oriented language?

1109

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