Computer Networking
You type the following command into the router and receive the following output:Router#show serial 0/0 ^% Invalid input detected at '^' marker.Why was this error message displayed?

The router does not have a serial0/0 interface.
You need to be in privileged mode.
Part of the command is missing.
You cannot have a space between serial and 0/0.

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Computer Networking
ARP (Address Resolution Protocol) is

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

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