Question 3:
(3 marks) Write a class Speaker with the following information:SpeakerWhere:
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Paper No: 1
-name:String
-power:int
+Speaker ()
+Speaker (name: String, power:int)
+getName():String
+getPower():int
+setName(name:String):void
+setPower(power:int):void
getName():String - return name.
getPower():int-return power.
setName(name:String): void - update name.
setPower(power:int): void - update power.
The interface ISpeaker below is already compiled and given in byte code format, thus you can use it without creating ISpeaker.java file.
import java.util.List;
public interface ISpeaker {
<
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public int f1(List<Speaker> t);
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