Exam 5: Network Cabling

A) 850 nanometers
B) 1200 nanometers
C) 1300 nanometers
D) 1550 nanometers

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A) Fiber-optic cabling has a low resistance to signal noise.
B) Light experiences virtually no resistance when traveling through glass.
C) Fiber-optic cable is cheaper than shielded twisted pair cabling.
D) The maximum length for a fiber segment is 20km.

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A TDR issues a signal on a cable and the...

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A) statistical time division multiplexing
B) dense wavelength division multiplexing
C) coarse wavelength division multiplexing
D) spaced wavelength division multiplexing

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A) wavelength division multiplexing
B) time division multiplexing
C) frequency division multiplexing
D) statistical time division multiplexing

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A) A customer modem is continuously losing signal due to large distance from the transmitting device.
B) A network switch interface is dropping due to a powerful radio transmitter in the adjacent room.
C) A customer's video conferencing application is experiencing delay in audio and video that comes and goes.
D) Two network interfaces are experiencing problems at the same time due to the cables having adjacent runs.

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