If necessary, you can ____ to a rule.

A class that has at least one abstract method is called an:

a. concrete class b. encapsulated class c. abstract class d. private class

What are the ports for the BOOTP server and BOOTP client?

a. BOOTP server 68, BOOTP client 67 b. BOOTP server 21, BOOTP client 22 c. BOOTP server 67, BOOTP client 68 d. None of these answers is correct.