Computer Networking
Terminals are used to

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

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Computer Networking
HDLC (High-level Data Link Control) is

network access standard for connecting stations to a circuit-switched network
a method access control technique for multiple-access transmission media
a very common bit-oriented data link protocol issued by ISO.
None of these
a method of determining which device has access to the transmission medium at any time

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