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21. Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company’s microcomputers or main frame computers over telephone lines are called
A. field workers
B. telecommuters
C. teleprocessors
D. company directors
E. None of the above
22. What is the standard protocol for network management features?
A. SNA
B. FTP
C. SNMP
D. SMS
23. The application layer of a network
A. establishes, maintains, and terminates virtual circuits
B. defines the user’s port into the network
C. consists of software being run on the computer connected to the network
D. All of the above
E. None of the above
24. Brad is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is excellent. Which network(s) would be the best to set up?
A. Peer-to-peer
B. Master domain
C. Server-based
D. Ethernet
E. Share-level
25. The simultaneous transmission of data to a number of stations is known as
A. broadcast
B. Bandwidth
C. Aloha
D. Analog transmission
E. None of the above
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