Computer Networking
Which two of the following are true regarding the distance-vector and link-state routing protocols?1. Link state sends its complete routing table out all active interfaces on periodic time intervals.2. Distance vector sends its complete routing table out all active interfaces on periodic time intervals.3. Link state sends updates containing the state of its own links to all routers in the internetwork.4. Distance vector sends updates containing the state of its own links to all routers in the internetwork.

3 only
2 and 3 only
1 only
None of these

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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?

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

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Computer Networking
The main difference between TCP and UDP is

All of these
UDP is a datagram where as TCP is a connection oriented service
TCP is an Internet protocol where as UDP is an ATM protocol
UDP is connection oriented where as TCP is datagram service
None of these

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