Multiple Choice
Which transmission medium is dominant for the wired access line between a host and the switch that serves the host?
A) 4-pair UTP.
B) Optical fiber.
C) Both are used about equally.
D) Neither A nor B
Correct Answer:
Verified
Correct Answer:
Verified
Q32: Low-speed leased lines use _ transmission lines.<br>A)one-pair
Q33: Twisting wires reduces _.<br>A)interference<br>B)crosstalk interference<br>C)Both A and
Q34: In optical fiber,we measure light in terms
Q35: In LANs,optical fiber typically is used in
Q38: The residential local loop consists of _
Q39: For full-duplex transmission,optical fiber normally uses _.<br>A)1
Q40: Noise errors become severe before the signal
Q41: In cable television,the two conductors _.<br>A)run side-by-side<br>B)are
Q42: Multimode fiber distance is limited primarily by
Q61: Analog signaling is relatively immune to small