In the LAN for a small office, some user devices connect to the LAN using a cable, while others connect using wireless technology (and no cable). Which of the following is true regarding the use of Ethernet in this LAN?
- Only the devices that use cables are using Ethernet.
- Only the devices that use wireless are using Ethernet.
- Both the devices using cables and those using wireless are using Ethernet.
- None of the devices are using Ethernet.
Explanation: The IEEE defines Ethernet LAN standards, with standard names that begin with 802.3, all of which happen to use cabling. The IEEE also defines wireless LAN standards, with standard names that begin with 802.11, which are separate standards from Ethernet.
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