COLORADO ACCESS CONTROL SUPERVISOR CONTRACTOR EXAM – QUESTIONS AND ANSWERS | VERIFIED AND
WELL DETAILED ANSWERS | PLUS RATIONALES | GUARANTEED PASS | LATEST EXAM UPDATE
Core Domains
- Denver Licensing, Permits, and Scope of Work
- National Electrical Code (NEC) – Articles 725, 760, 770, 250
- Life Safety and Building Codes (IBC, NFPA 101, NFPA 731)
- Access Control System Design and Hardware
- Fire Alarm System Integration
- Electrical Theory and Power-Limited Circuits
- Professional Ethics and Standards
- Real-World Scenario-Based Decision Making
Introduction
This comprehensive examination is designed to rigorously assess the knowledge and skills required for the Colorado
Access Control Supervisor Contractor Exam. It evaluates a candidate’s understanding of Denver-specific licensing
regulations, the National Electrical Code, life safety standards, and the practical application of access control system
design and installation. The assessment employs a combination of multiple-choice and scenario-based questions to test
both foundational theory and critical decision-making abilities in real-world contexts. Successful completion of this
exam indicates a contractor is prepared to supervise access control projects safely, legally, and effectively, ensuring
compliance with all applicable local and national standards.
SECTION ONE: QUESTIONS 1–100
,Question 1
Which Denver license classification specifically authorizes the installation of low-voltage (≤48V) access control
circuits?
A. Class 457 Electrical Signal Supervisor
B. Class 490 Access Control System Supervisor
C. Master Electrician License
D. Class 620 Fire Alarm Supervisor
🟢B
🔴 Explanation: The Class 490 Access Control System Supervisor license is specifically designated for installing,
altering, or repairing control units, electric door hardware, and wiring for ingress/egress regulation up to 48 volts .
Question 2
According to Denver's Community Planning and Development (CPD), which of the following scenarios explicitly
requires a permit?
A. Replacing a broken card reader with an identical model
B. Performing preventative maintenance on a power supply
C. Re-wiring the fire alarm interface connection to a magnetic lock
D. Installing a single electric strike on an interior, non-rated door
🟢C
🔴 Explanation: The CPD mandates a permit whenever work impacts life-safety interfaces, such as fire alarm
integration with access control .
,Question 3
What is the maximum voltage allowed for a system installed under the Denver Access Control Supervisor scope of
work?
A. 24 volts
B. 48 volts
C. 120 volts
D. 277 volts
🟢B
🔴 Explanation: The scope states that "voltages shall not exceed 48 volts or the system shall be power limited, as
defined by the National Electrical Code" .
Question 4
How many years of working experience in the access control trade are required to apply for the Denver 490 license?
A. 1 year
B. 2 years
C. 3 years
D. 5 years
🟢C
🔴 Explanation: Applicants must demonstrate three (3) years of working experience in the access control trade,
covering electrical design, installation, and hardware application .
Question 5
When submitting notarized letters of experience to Denver CPD, what specific information must be included?
, A. Exact start and end dates (MM/YY) of construction work
B. The hourly wage paid to the applicant
C. The address for each project mentioned
D. Exact scope of work, duties performed, and equipment operated
🟢 A, C, D
🔴 Explanation: The experience letters must detail WHAT (scope/duties), WHEN (dates), and WHERE (address) the
experience was gained. Wage information is not required for trade competency verification .
Question 6
If you hold a valid State of Colorado Electrical License, what is required to obtain a Denver Access Control Supervisor
certificate?
A. You must re-take the ICC 490 exam and submit new experience
B. You are exempt from the exam but must apply for the certificate
C. You do not need a supervisor certificate; you simply apply for a contractor license
D. You are automatically granted reciprocity without action
🟢C
🔴 Explanation: Denver regulations state: "If you have an electrical license from the State of Colorado, you do not
need a supervisor certificate. Please apply for a contractor license" .
Question 7
After Denver CPD approves your 490 certificate application, how long do you have to procure the certificate by
paying the fee?
WELL DETAILED ANSWERS | PLUS RATIONALES | GUARANTEED PASS | LATEST EXAM UPDATE
Core Domains
- Denver Licensing, Permits, and Scope of Work
- National Electrical Code (NEC) – Articles 725, 760, 770, 250
- Life Safety and Building Codes (IBC, NFPA 101, NFPA 731)
- Access Control System Design and Hardware
- Fire Alarm System Integration
- Electrical Theory and Power-Limited Circuits
- Professional Ethics and Standards
- Real-World Scenario-Based Decision Making
Introduction
This comprehensive examination is designed to rigorously assess the knowledge and skills required for the Colorado
Access Control Supervisor Contractor Exam. It evaluates a candidate’s understanding of Denver-specific licensing
regulations, the National Electrical Code, life safety standards, and the practical application of access control system
design and installation. The assessment employs a combination of multiple-choice and scenario-based questions to test
both foundational theory and critical decision-making abilities in real-world contexts. Successful completion of this
exam indicates a contractor is prepared to supervise access control projects safely, legally, and effectively, ensuring
compliance with all applicable local and national standards.
SECTION ONE: QUESTIONS 1–100
,Question 1
Which Denver license classification specifically authorizes the installation of low-voltage (≤48V) access control
circuits?
A. Class 457 Electrical Signal Supervisor
B. Class 490 Access Control System Supervisor
C. Master Electrician License
D. Class 620 Fire Alarm Supervisor
🟢B
🔴 Explanation: The Class 490 Access Control System Supervisor license is specifically designated for installing,
altering, or repairing control units, electric door hardware, and wiring for ingress/egress regulation up to 48 volts .
Question 2
According to Denver's Community Planning and Development (CPD), which of the following scenarios explicitly
requires a permit?
A. Replacing a broken card reader with an identical model
B. Performing preventative maintenance on a power supply
C. Re-wiring the fire alarm interface connection to a magnetic lock
D. Installing a single electric strike on an interior, non-rated door
🟢C
🔴 Explanation: The CPD mandates a permit whenever work impacts life-safety interfaces, such as fire alarm
integration with access control .
,Question 3
What is the maximum voltage allowed for a system installed under the Denver Access Control Supervisor scope of
work?
A. 24 volts
B. 48 volts
C. 120 volts
D. 277 volts
🟢B
🔴 Explanation: The scope states that "voltages shall not exceed 48 volts or the system shall be power limited, as
defined by the National Electrical Code" .
Question 4
How many years of working experience in the access control trade are required to apply for the Denver 490 license?
A. 1 year
B. 2 years
C. 3 years
D. 5 years
🟢C
🔴 Explanation: Applicants must demonstrate three (3) years of working experience in the access control trade,
covering electrical design, installation, and hardware application .
Question 5
When submitting notarized letters of experience to Denver CPD, what specific information must be included?
, A. Exact start and end dates (MM/YY) of construction work
B. The hourly wage paid to the applicant
C. The address for each project mentioned
D. Exact scope of work, duties performed, and equipment operated
🟢 A, C, D
🔴 Explanation: The experience letters must detail WHAT (scope/duties), WHEN (dates), and WHERE (address) the
experience was gained. Wage information is not required for trade competency verification .
Question 6
If you hold a valid State of Colorado Electrical License, what is required to obtain a Denver Access Control Supervisor
certificate?
A. You must re-take the ICC 490 exam and submit new experience
B. You are exempt from the exam but must apply for the certificate
C. You do not need a supervisor certificate; you simply apply for a contractor license
D. You are automatically granted reciprocity without action
🟢C
🔴 Explanation: Denver regulations state: "If you have an electrical license from the State of Colorado, you do not
need a supervisor certificate. Please apply for a contractor license" .
Question 7
After Denver CPD approves your 490 certificate application, how long do you have to procure the certificate by
paying the fee?
