JB_deck_4748121

Question 1

a costumer calls in and wants to ensure there messages are delivered to the proper device on LAN using hardware addresses and translates messages from the network layer into bits for physical layer to transmit. what technology are they discussing ? p.43

Answer 1

data link layer

Question 2

physical layer sends and receives bits. but what type of technology does the physical layer use to communicate. p. 45

Answer 2

mores code with numerical values

Question 3

your the IT manager for a company and you need to identify the interface between DTE and DCE which layer would you be looking in . p.45

Answer 3

physical layer

Question 4

you IT manager ask you what holds the control information attached to the data at each layer of the model . your responses is ? p.46

Answer 4

PDUs

Question 5

your an IT member of google your transmitting and receiving many independent signals over a common signal path by means of synchronized network devices at each end of the transmission line so that each signal appears on the line only fractions of time in an alternating patter. what technology are you using ? p.47

Answer 5

time division multiplexing TDM