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 the difference between Byte stream and Charecter Stream?

Tarang Software,

2 5422

where final and static variable stored?

3 16036

does java support default argument in Method?

1 3674

Why does java not allow multiple public classes in a java file ?

2 4509

what is the reason behind non static method cannot be referenced from a static Context?

2 4784

why java does not support unsigned keyword?

1 5240

If goto and const is reserve words than why it is not work in java?

1968

Can a class be subclass of itself?

4 7124

java is fullu object oriented or pure? why?

8 9922

What is the difference between Object and Instance?

TCS,

5 9781

how to java plateform independent?

TCS,

5 7117

Why does java doesnot support multiple inheritance?

TCS,

5 8029

What are the characteristics provided in jdk1.6 apart from other versions?

TCS,

3 7576

What does those terms actually mean included in the j.d.k i.6?

2116

Why does java doesnt suuport unsigned values?

ABC,

2225

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Un-Answered Questions { Core Java }

Where is jre installed?

1024

What is the main advantage of passing argument by reference?

960

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

956

Explain access modifiers in java.

1021

What is the program compilation process?

1100

Can we declare array without size in java?

1027

What is remote method invocation (rmi)?

1057

is there a separate stack for each thread in java? : Java thread

968

What is a numeric string?

1011

What is final class?

1016

What is the difference between method and means?

1065

What is a numeric format?

1076

How objects of a class are created if no constructor is defined in the class?

1058

How to reverse a string in java?

1066

What is the purpose of the finalize() method?

1244

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