Computer Networking
What is the main purpose of a data link content monitor?

to determine the type of switching used in a data link.
to determine the flow of data
to detect problems in protocols
None of these
to determine the type of transmission used in a data link

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Computer Networking
ARP (Address Resolution Protocol) is

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
None of these
a protocol used to monitor computers
a TCP/IP high level protocol for transferring files from one machine to another

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