Computer Networking
What can cause a problem with communication with a client by name but not by IP address?

None of these
Static files such as an LMHOSTS file or a DNS database
The IP address
The default gateway
Subnet mask

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Computer Networking
The main difference between synchronous and asynchronous transmission is

the pulse height is different.
None of these
the clocking is mixed with the data in asynchronous transmission
the bandwidth required is different
the clocking is derived from the data in synchronous transmission

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