Computer Networking
A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?

acoustic coupler
None of these
time-division multiplexer
bridge
gateway

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Computer Networking
ARP (Address Resolution Protocol) is

a protocol used to monitor computers
None of these
a TCP/IP high level protocol for transferring files from one machine to another
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
a protocol that handles error and control messages

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