Free RCDD Exam Braindumps (page: 9)

Page 9 of 91

A common mode (CM) signal can be converted to a differential mode (DM) signal as a result of a(n):

  1. Unbalanced circuit
  2. Grounded circuit
  3. Poorly timed signal
  4. Improper dielectric material

Answer(s): A



You have discovered a common mode current on the metallic cable sheaths of your building riser cables.
What is the MOST likely cause for you to investigate?

  1. Lack of cable protection
  2. Two separate and distinct ground references
  3. Improper secondary protection
  4. Improper physical protection of cable
  5. Improper placement and/or termination of cables

Answer(s): B



Which of the following is NOT a source of electromagnetic interference (EMI)?

  1. Copiers
  2. Transformers
  3. Incandescent lights
  4. Fluorescent lights
  5. Electrical power supply cable

Answer(s): C



What is the recommended MINIMUM separation of unshielded twisted-pair (UTP) cables from fluorescent light fixtures?

  1. 77 mm (3 in)
  2. 30 mm (5.12 in)
  3. 203 mm (8 in)
  4. 324 mm (12.75 in)
  5. 483 mm (19 in)

Answer(s): B






Post your Comments and Discuss BICSI RCDD exam with other Community members:

RCDD Exam Discussions & Posts