California Non-Residential Lighting Technician
Practice Exam
Which California agency establishes lighting efficiency standards?
A) California Energy Commission (CEC)
B) California Public Utilities Commission (CPUC)
C) California Division of the State Architect
D) All of the above
ANSWER: A) California Energy Commission (CEC)
EXPLANATION: The CEC develops and enforces Title 24 energy standards, including
lighting requirements for non-residential buildings.
What is the primary purpose of Title 24, Part 6 lighting requirements?
A) Ensure adequate illumination levels
B) Reduce lighting energy consumption
C) Standardize lighting designs
D) All of the above
ANSWER: B) Reduce lighting energy consumption
EXPLANATION: Title 24, Part 6 focuses on energy efficiency standards to reduce lighting
power density and energy use.
Which lighting control is required in spaces larger than 100 square feet?
A) Manual ON/OFF control
B) Automatic shutoff
,C) Dimming control
D) Daylight harvesting
ANSWER: B) Automatic shutoff
EXPLANATION: Automatic shutoff controls are required in spaces larger than 100 square
feet to turn off lights when not needed.
What is the maximum allowed Lighting Power Density (LPD) for office spaces under Title
24?
A) 0.5 watts per square foot
B) 0.7 watts per square foot
C) 0.9 watts per square foot
D) 1.1 watts per square foot
ANSWER: B) 0.7 watts per square foot
EXPLANATION: Office spaces are limited to 0.7 watts per square foot under the Area
Category Method.
Which type of lighting qualifies for additional allowed power under the Tailored Method?
A) Decorative lighting
B) Display lighting
C) Both A and B
D) Neither A nor B
ANSWER: C) Both A and B
EXPLANATION: Both decorative and display lighting receive additional power allowances
under the Tailored Method.
,What is the minimum required automatic lighting reduction for daylight zones?
A) 20%
B) 35%
C) 50%
D) 75%
ANSWER: C) 50%
EXPLANATION: Daylighting controls must reduce lighting power by at least 50% when
sufficient daylight is available.
Which occupancy sensor type is best for large open offices?
A) Ultrasonic
B) Passive Infrared (PIR)
C) Dual-technology
D) All work equally well
ANSWER: C) Dual-technology
EXPLANATION: Dual-technology sensors (PIR + ultrasonic) provide best coverage in large
open spaces.
What is the required shutoff time for occupancy sensors in classrooms?
A) 15 minutes
B) 30 minutes
C) 60 minutes
D) 90 minutes
, ANSWER: A) 15 minutes
EXPLANATION: Classrooms require maximum 15-minute shutoff delay after vacancy
detection.
Which luminaire type is most efficient for general office lighting?
A) Fluorescent troffers
B) LED troffers
C) Metal halide
D) Incandescent downlights
ANSWER: B) LED troffers
EXPLANATION: LED troffers typically offer highest efficiency and longest life for office
applications.
What is the minimum Color Rendering Index (CRI) required for most interior lighting?
A) 70
B) 80
C) 90
D) 95
ANSWER: B) 80
EXPLANATION: Title 24 requires minimum 80 CRI for most interior lighting applications.
Which control strategy combines occupancy sensing and scheduling?
A) Bi-level switching
B) Time-based control
C) Occupancy-based control
Practice Exam
Which California agency establishes lighting efficiency standards?
A) California Energy Commission (CEC)
B) California Public Utilities Commission (CPUC)
C) California Division of the State Architect
D) All of the above
ANSWER: A) California Energy Commission (CEC)
EXPLANATION: The CEC develops and enforces Title 24 energy standards, including
lighting requirements for non-residential buildings.
What is the primary purpose of Title 24, Part 6 lighting requirements?
A) Ensure adequate illumination levels
B) Reduce lighting energy consumption
C) Standardize lighting designs
D) All of the above
ANSWER: B) Reduce lighting energy consumption
EXPLANATION: Title 24, Part 6 focuses on energy efficiency standards to reduce lighting
power density and energy use.
Which lighting control is required in spaces larger than 100 square feet?
A) Manual ON/OFF control
B) Automatic shutoff
,C) Dimming control
D) Daylight harvesting
ANSWER: B) Automatic shutoff
EXPLANATION: Automatic shutoff controls are required in spaces larger than 100 square
feet to turn off lights when not needed.
What is the maximum allowed Lighting Power Density (LPD) for office spaces under Title
24?
A) 0.5 watts per square foot
B) 0.7 watts per square foot
C) 0.9 watts per square foot
D) 1.1 watts per square foot
ANSWER: B) 0.7 watts per square foot
EXPLANATION: Office spaces are limited to 0.7 watts per square foot under the Area
Category Method.
Which type of lighting qualifies for additional allowed power under the Tailored Method?
A) Decorative lighting
B) Display lighting
C) Both A and B
D) Neither A nor B
ANSWER: C) Both A and B
EXPLANATION: Both decorative and display lighting receive additional power allowances
under the Tailored Method.
,What is the minimum required automatic lighting reduction for daylight zones?
A) 20%
B) 35%
C) 50%
D) 75%
ANSWER: C) 50%
EXPLANATION: Daylighting controls must reduce lighting power by at least 50% when
sufficient daylight is available.
Which occupancy sensor type is best for large open offices?
A) Ultrasonic
B) Passive Infrared (PIR)
C) Dual-technology
D) All work equally well
ANSWER: C) Dual-technology
EXPLANATION: Dual-technology sensors (PIR + ultrasonic) provide best coverage in large
open spaces.
What is the required shutoff time for occupancy sensors in classrooms?
A) 15 minutes
B) 30 minutes
C) 60 minutes
D) 90 minutes
, ANSWER: A) 15 minutes
EXPLANATION: Classrooms require maximum 15-minute shutoff delay after vacancy
detection.
Which luminaire type is most efficient for general office lighting?
A) Fluorescent troffers
B) LED troffers
C) Metal halide
D) Incandescent downlights
ANSWER: B) LED troffers
EXPLANATION: LED troffers typically offer highest efficiency and longest life for office
applications.
What is the minimum Color Rendering Index (CRI) required for most interior lighting?
A) 70
B) 80
C) 90
D) 95
ANSWER: B) 80
EXPLANATION: Title 24 requires minimum 80 CRI for most interior lighting applications.
Which control strategy combines occupancy sensing and scheduling?
A) Bi-level switching
B) Time-based control
C) Occupancy-based control
