RCDD

RCDD practice questions, page 4 of 7, with answer review and explanations.

Question 16

Using an earth ground resistance tester, what is the recommended MAXIMUM value for resistance between any two points along the entire length of a bonding or grounding conductor (not including the earth electrode system)?

  1. 0.10 ohm
  2. 0.25 ohm
  3. 0.50 ohm
  4. 1 ohm
  5. 2 ohms

Question 17

For a backbone distribution system serving a usable floor space of ≈ 8,920 m2 (96,000 ft2), the MINIMUM slot area to be used for this back bone is

  1. ≈ 0.040 m2 (60 in2)
  2. ≈ 0.048 m2 (72 in2)
  3. ≈ 0.056 m2 (84 in2)
  4. ≈ 0.064 m2 (96 in2)

Question 18

Which of the following is a method that an ICT distribution designer would use for clash detection with other disciplines?

  1. Statistical Quantitative Analysis
  2. Interference Fit Verification
  3. ICT pathway design
  4. Building Information Modeling Coordination

Question 19

What is the MAIN concern with a poke-thru installation?

  1. The compatibility with the telecommunications outlet/connector
  2. The structural integrity of the floor assembly
  3. The fact that it is beneath the floor
  4. The diameter of the poke-thru device

Question 20

What is used to facilitate MINOR changes to the Project Requirements?

  1. Change order
  2. Request for Information (RFI)
  3. Punch list
  4. Field order
  5. Change order request