When a signal is reflected back to the transmitting equipment, it is called a(n) _________.
a. jitter
b. echo
c. crosstalk
d. attenuation
e. impulse noise
Answer: B
When a signal is reflected back to the transmitting equipment, it is called a(n) _________.
a. jitter
b. echo
c. crosstalk
d. attenuation
e. impulse noise
Answer: B