Question 1     

A

way of combining various data members and member functions that operate on those data members into a single unit



B

way of combining various data members into a single unit



C

way of combining various member functions into a single unit



D

way of combining various data members and member functions into a single unit which can operate on any data

Question 2     

A

Inheritance



B

Abstraction



C

Polymorphism



D

Overloading

Question 3     

A

Mutable



B

Abstract



C

Wrapper



D

Immutable

Question 4     

A

Using Abstraction



B

Using Access Specifiers



C

Using only private members



D

Using inheritance

Question 5     

A

Data Visibility



B

Data Hiding



C

Data Encapsulation



D

Data Abstraction

Question 6     

A

The data which is prone to change is near future



B

The data which is intended to be changed



C

The data which belongs to some other class



D

The data prone to change in long terms

Question 7     

A

Local variables



B

global variables



C

static variables



D

public variables

Question 8     

A

within the class. It cannot be accessed from outside the class.



B

only within the package. It cannot be accessed from outside the package.



C

within the package and outside the package through child class. If you do not make the child class, it cannot be accessed from outside the package.



D

It can be accessed from within the class, outside the class, within the package and outside the package.

Question 9     

package pack;  //line 1
class A{  
  void msg(){
      System.out.println("Hello");
  }  
}  

package mypack;  
import pack.*;  //line 2
class B{  
    public static void main(String args[]){  
        A obj = new A();  //line 3
        obj.msg();  //line 4
    }  
}  

A

line 2



B

line 3



C

line 4



D

line 2 and line3



E

line 3 and line 4

Question 10     

class A{  
    private int data=400;  
    private void msg(){
        System.out.println("Hello java");
    }  
}  
public class Simple{  
    public static void main(String args[]){  
        A obj=new A();  
        System.out.println(obj.data);
        obj.msg();
   }  
}  

A

Hello java



B

400



C

400 hello java



D

Compilation Error