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Core Java Interview Questions
Questions Answers Views Company eMail

write a program to create an vector with string(add,remove) operation.and value should be enter through keyboard.

Axcend,

1595

write a program to create an arraylist and listeterator.and value should be enter through keyboard.

Axcend,

1 3275

write a program to create an vector and listeterator.and value should be enter through keyboard.

Axcend,

1 3053

What will happen if we write code like: try{}catch(exception e)catch(IOException i)

CTS, TCS,

6 9586

How could Java classes direct program messages to the system console, but error messages, say to a file?

2 8293

Is Java Class Threadsafe ????? How to make Java class Thread safe??

Cognizant,

2 7132

why java does not have operator overloading?

2 5000

difference between java ,c#&java,c++

 3 4691

What is diffrance between FINALIZE() & FINALLY ?

Infosys,

2 4425

how we can write the string concatenation program in java.

 3 5850

give me the answer of this code class A extnds String This code we can write r not in Java? Explain?

 4 5094

is set interface synchronized by default???

Manhattan,

2 6963

1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

TCS,

2 4016

who can i handle multiple client in RMI

 1525

what is difference betwenn Access Specifier and Access Modifier ????

 2 4202

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Un-Answered Questions { Core Java }

what is synchronization? : Java thread

655

What is int argc char * argv?

667

What is the difference between and ?

597

How do you classify Dialog Box?

734

What is the purpose of the file class in java programming?

621




What is a parameter in simple terms?

640

Differentiate storage classes on the basis of their scope?

757

What are recursive functions? Give some examples?

701

Difference between static binding and dynamic binding?

662

Who found java?

650

Is static variable stored in heap?

582

Why do we override tostring method in java?

584

What about abstract classes in java?

699

What is exception propagation?

686

How many times finalize method will be invoked? Who invokes finalize() method in java?

667

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