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Exam Overview
Exam Code RCDDv14
Exam Name BICSI Registered Communications Distribution Designer (RCDD)
Vendor BICSI
Total Questions 288
Last Updated 26-Oct, 2026
Free RCDDv14 Questions Get Premium Access
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Free RCDDv14 Practice Questions

Explore 5 free practice questions for the BICSI RCDDv14 exam and review the answers and explanations to support your preparation.

  1. Question 1

    Single answer

    Which type of protection for electrical power stations provide isolation against a rise in potential of station ground and also provide drainage protection against longitudinally-induced voltages?

    • Option A:
      Isolating transformers
      Correct
    • Option B:
      Neutralizing transformers
      Correct
    • Option C:
      Mutual drainage reactors
      Correct
    • Option D:
      Unit-type neutralizing transformers
      Correct
    • Option E:
      2-winding neutralizing transformers
      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  2. Question 2

    Single answer

    In this future marina layout, what would be the pre-cabling guideline to follow for the terminal A?

    • Option A:
      Place distribution cable onto the dock and terminate in a suitable cabinet or enclosure. Run service drop to each boat slip.
      Correct
    • Option B:
      Provide one or two pair cables from the boat slips to a distribution terminal on the closest point of land.
      Correct
    • Option C:
      Pre-cable each boat slip during construction.
      Correct
    • Option D:
      For security, each run should be terminated in the patch panel/ cross-connect at the dockmaster or marina office. 
      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  3. Question 3

    Single answer

    A telephone facility and an electrical facility are required in a tunnel. To reduce the effects of EMI and eliminate the need for additional shielding of the cables, where would each facility be placed?

    • Option A:
      On opposite sides of the tunnel
      Correct
    • Option B:
      On the same sides of the tunnel
      Correct
    • Option C:
      ogether on the same pathway for easy access and maintenance
      Correct
    • Option D:
      One on the top part and one on the bottom part of the same side of the tunnel
      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  4. Question 4

    Single answer

    A pay telephone using coins needs to be installed in a public are a. In the specifications, it is required that the telephone shall meet the ADA (Americans with Disability Act) requirement for side reach using a wheelchair. What will be the maximum reachable height or the value of "X"?

    • Option A:
      760 mm (30 in)
      Correct
    • Option B:
      864 mm (34 in)
      Correct
    • Option C:
      1170 mm (46 in)
      Correct
    • Option D:
      1220 mm (48 in)
      Correct
    • Option E:
      1370 mm (54 in)
      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: E

  5. Question 5

    Single answer

    What is the MINIMUM clearance needed between the front of the telephone booth and any wall or fixture for most installations

    • Option A:
      300 mm (12 in)
      Correct
    • Option B:
      450 mm (18 in)
      Correct
    • Option C:
      610 mm (24 in)
      Correct
    • Option D:
      914 mm (36 in) 
      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: C