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

Topic :: Class

Class Interview Questions

Questions Answers Views Company eMail

when we have to use final class in java?

2 7834

wht is the class name in inbound idoc

2464

how to change picture class of copy book variable inside program?

2 9349

what is differece b/w Module and class Modules in vb6? thanks

Ask Techsys, TCS,

4 29695

explain about scope and storage class in oops

2699

What C# keyword class access modifier specifies that the class is concrete and CANNOT be derived from?

3 19151

Can we access private data outside of the class directly in java programming language? Why There is no runtime checking in java, which leads to access the private data directly outside of a class?

Google,

5 11409

Why Wait and notify are kept in Object class although they are used only with Thread Class

Global Logic, Saksoft,

2 10811

What is Equivalance Class?

7 12845

public class Garbage { int a=0; public void add() { int c=10+20; System.out.println(c); System.out.println(a); } public static void main(String args[]) { Garbage obj=new Garbage(); System.gc(); System.out.println("Garbage Collected"); obj.add(); } } Above is a code in java used for garbage collection. object obj has been created for the class Garbage and system.gc method is called. Then using that object add method is called.System.gc method if called the obj should be garbage collected?

6 8261

Base class has two public data members. How can i derive a new class with one datamember as public and another data member as private?.

2 6341

Why cant we define System.out.println() inside a class directly?

5 11634

Can we write a constructor for a Servlet class ? if yes how ? if no why not ?

10 19612

If all the methods in abstract class are declared as abstract then what is difference between abstract class and in interface?

Infosys, Synechron,

8 14997

Explain the classification of Database Management System?

CSC, Wipro,

4217