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zheka24 [161]
3 years ago
6

All phones must have a way of making and then terminating a connection to the phone network; however the exact procedure for doi

ng so depends upon the nature of the phone (e.g. landline, cell phone, satellite phone). Write a abstract class, Phone, that contains a string instance variable, phoneNumber, a constructor that accepts a string parameter initializing the instance variable, an accessor method, getPhoneNumber, that returns the phoneNumber, a toString method that return the phoneNumber in the form
Computers and Technology
1 answer:
Aliun [14]3 years ago
6 0

Answer:

The code will be a java-script code

Explanation:

public abstract class Phone{

    private String phoneNumber ;

    public Phone  (String thePhoneNumber) {

        phoneNumber = thePhoneNumber ;

    }

    public  String getPhoneNumber ( ) {

        return phoneNumber ;

    }

public String toString (  ) {

    phoneNumber = "# (" + phoneNumber + ") " ;

    return phoneNumber ;

   }

public abstract boolean createConnection (Network status) ;

public abstract void closeConnection(  ) ;

}

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