Multiple Questions Answers

1. (TCO 1) Block encoding takes several _____ and sends it out as a new code word. 
bytes
bits
wires
messages

2. (TCO 1) 1000 Mbps Ethernet uses _____ block encoding. 
4B/5B
differential
4D-PAM-5
PAM-5

3. (TCO 1) In NRZ, line encoding is a binary code where 1s are represented by _____ . 
absence of a signal
presence or level of a signal
a circular, sinusoidal signal
line block coding


 
4. (TCO 1) Digital signals are _____. 
discrete quantities
continuously varying quantities
based on block signaling
based on transmission errors