Physical Layer Flashcards
1
Q
What are the topologies
A
BUS RING STAR WIRELESS POINT TO POINT
2
Q
What is full duplex and what topologies can implement it
A
FULL DUPLEX SEND/ RECIEVE AT THE SAME TIME
3
Q
What is the master slave protocol
A
MASTER WILL ASK WHETHER THE SLAVES HAVE ANY DATA TO SEND
4
Q
What is the sleepy end device protocol and why should it be used
A
WILL WAKE AND ASK THE ROUTER FOR ANY DATA TO SEND IF NOT GO BACK TO SLEEP AND ASK AGAIN SOON
5
Q
What has the best throughpiut
A
STAR
6
Q
What is one of the problems with wireless
A
HIDDEN TERMINALS POOR SIGNAL LOSS
