Computer Networking
What is route poisoning?

It sends back the protocol received from a router as a poison pill, which stops the regular updates.
It prevents regular update messages from reinstating a route that has just come up.
It is information received from a router that can't be sent back to the originating router.
It describes when a router sets the metric for a downed link to infinity.

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Electronic newspaper
Paperless office
Global network
Electronic mail
None of these

ANSWER DOWNLOAD EXAMIANS APP