3. The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?
Options
A. A logical address that identifies the workstation
B. A physical address that is randomly assigned each time the computer is started
C. A physical address that is assigned by the manufacturer
Correct Answer: is less expensive than flat-rate service only when the number of calls is large and the duration of each is short
5. Alice is setting up a small network in her home so that she can study for her MCSE exams. She doesn't have a lot of money to spend on hardware, so she wants to use a network topology that requires the least amount of hardware possible. Which topology should she select?