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What is an advantage of optical fiber cables?
a) They are highly secure
b) They are immune to electromagnetic interference
c) They have a large installed base
d) They are a proven technology
b) They are immune to electromagnetic interference
What is a disadvantage of balanced twisted-pair cables?
a) They are more expensive than other types of cables
b) They have a high sensitivity to external EMI
c) They have limited distance and configuration limitations for
high bandwidth applications
d) They require building entrance overvoltage/overcurrent
protection
c) They have limited distance and configuration limitations for
high bandwidth applications
Which type of coaxial cable is less susceptible to interference and
radiation than balanced twisted-pair?
a) 50-ohm coaxial cable
, b) 75-ohm coaxial cable
c) 100-ohm coaxial cable
d) 150-ohm coaxial cable
b) 75-ohm coaxial cable
What is a disadvantage of 50-ohm coaxial cable?
a) It is more expensive than other types of cables
b) It has a high sensitivity to external EMI
c) It has limited distance and configuration limitations for high
bandwidth applications
d) It requires building entrance overvoltage/overcurrent
protection
a) It is more expensive than other types of cables
What is a disadvantage of 75-ohm coaxial cable?
a) It is more expensive than other types of cables
b) It has a high sensitivity to external EMI
c) It has limited distance and configuration limitations for high
bandwidth applications
d) It requires building entrance overvoltage/overcurrent
protection
c) It has limited distance and configuration limitations for high
bandwidth applications
What is the minimum bandwidth of OM1 optical fiber cable at 850
nm?