Circle YES to indicate that it is a LAN, or circle NO to indicate that it is not a LAN.

1. Three computers and a printer in the same office are all connected by a cable so that users can share the printer.  YES   NO

2. Two computers in Arizona and one in New York share the same documents and electronic mail (e-mail) program.   YES   NO

3. Over 150 stand-alone computers on the 47th floor of the World Trade Center in New York City all use Microsoft Word for word processing.   YES   NO

4. Over 200 computers on the 14th, 15th, and 16th floors of a large office building are cabled together to share files, printers, and other resources.   YES   NO
 

Answers

1. Yes. All components are in the same general vicinity and connected to each other.
2. No. The computers are too far apart to be a local are network.
3. No. The computers are stand-alone instead of connected.
4. Yes. There may be 500 computers, but they are cabled together and are located in one  building.