Free RCDD-002 Exam Braindumps (page: 2)

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Time division multiplexing (TDM) systems are designed to transport ________ between end point systems.

  1. Only analog signals
  2. Only digital signals
  3. A mix of both analog and digital signals
  4. Both analog and digital signals, but only one type at a time

Answer(s): B



You must place CAT6 cable above a factory floor with automated welding machines and hammer forges. Of the following, what type of shielding would be most effective?

  1. Multi-layer braid
  2. Foil and braid
  3. Solid metallic conduit
  4. Flex metallic conduit
  5. Sch. 40 PVC conduit

Answer(s): C



Optical transmitters are typically one of the following types EXCEPT:

  1. Light-emitting diode (LED)
  2. Short wavelength laser compact disc (CD)
  3. Vertical cavity surface emitting laser (VCEL)
  4. Laser diode (LD)
  5. Overfilled launch (OFL)

Answer(s): E



Two sinusoidal signals have the same amplitude (A) and the same frequency (f). They differ in phase by 180 degrees. If these two signals are added together, the result is a sinusoidal signal having an amplitude of:

  1. Zero
  2. 0.707A and a frequency of f
  3. A and a frequency of 2f
  4. 2A and a frequency of f
  5. 2A and a frequency of 2f

Answer(s): A






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