CLC Lighting System Commissioning & Quality Assurance

Question 1

What is the primary purpose of lighting commissioning?

Accepted Answer

To verify that a lighting system is installed and operates according to design intent

Answer

Lighting commissioning verifies that the installed system performs as specified in the design documents and meets the owner's requirements.

Question 2

Which document establishes the intended performance expectations of a lighting system before commissioning begins?

Accepted Answer

Owner's Project Requirements (OPR)

Answer

The Owner's Project Requirements (OPR) documents the functional requirements and expectations the lighting system must meet throughout the project.

Question 3

Which measurement instrument is most appropriate for verifying horizontal illuminance levels during commissioning?

Accepted Answer

Illuminance meter (footcandle meter)

Answer

An illuminance meter measures footcandles or lux at a surface, which is the standard method for verifying horizontal illuminance against design targets.

Question 4

What is a 'punch list' in the context of a lighting commissioning project?

Accepted Answer

A list of deficiencies, incomplete items, or corrections needed before project closeout

Answer

A punch list documents items that must be corrected or completed before the project can be officially closed out and accepted by the owner.

Question 5

During commissioning of occupancy sensors, which parameter is most critical to verify for energy performance?

Accepted Answer

The time delay before lights turn off after the space becomes unoccupied

Answer

The time-delay (timeout) setting determines when lights extinguish after the last detected motion, directly affecting energy savings and occupant satisfaction.

(CLC) Certified Lighting Consultant Practice Test

(CLC) Certified Lighting Consultant Practice Test

CLC Lighting System Commissioning & Quality Assurance