Java language Create basic remote class has these functions
Java language.
Create basic remote class has these functions :
On()
Off()
Volup
Voldn
Then create Class tv implements remote interface and Class dvd extends tv implements remote {using Tostring() , equals()}
You can add extra functions as you want. Thank you
Solution
public interface Remote
{
public void On();
public void Off();
public void volUp();
public void volDn();
}
public class TV implements Remote
{
public void On()
{
System. out.println(\"On\");
}
public void Off()
{
System.out.println(\"Off\");
}
public void volUp()
{
System.out.println(\"volume up by 1 percent\");
}
public void volDn()
{
System.out.println(\"volume down by 1 percent\");
}
}
public class Dvd extends TV implements Remote
{
public String toString()
{
return \"Dvd inserted\";
}
public boolean equals(Dvd d)
{
return this.equals(d);
}
}

