Computer Networking
Terminals are used to

None of these
communicate management decisions to the physical system
collect data from the physical system
All of these
provide information for the manager

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Computer Networking
A WATS arrangement

is less expensive than flat-rate service only when the number of calls is small and the duration of each is long
None of these
is always less expensive than flat-rate service
is less expensive than flat-rate service only when the number of calls is large and the duration of each is short
is never less expensive than flat-rate service

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