Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Add the source address and port to the MAC address table and forward the frame out the destination port
Discard it and send an error message back to the originating host
Flood the network with the frame
Add the destination to the MAC address table and then forward the frame

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Computer Networking
A front-end processor is

None of these
a processor in a large-scale computer that executes operating system instructions
a minicomputer that relieves main-frame computers at a computer centre of communications control functions
a user computer system
preliminary processor of batch jobs.

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Computer Networking
What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

Sends back a message to the originating station asking for a name resolution
Floods the network with the frame looking for the device
Drops the frame
Forwards the switch to the first available link

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