1.
Which of the following statements is true?
Correct Answer
B. The warning functions intended in NFPA 720 shall be performed by single- or multiple-station alarms or by detectors connected to a control unit and associated equipment.
Explanation
NFPA 720, 9.4.1
2.
NFPA 720 is primarily concerned with _______
Correct Answer
B. Life safety.
Explanation
NFPA 720 is primarily concerned with life safety. This means that its main focus is on ensuring the safety and well-being of individuals in various settings. The standard provides guidelines and requirements for the installation, maintenance, and testing of carbon monoxide detection and warning systems, which are crucial in protecting people from the harmful effects of this deadly gas. By emphasizing life safety, NFPA 720 aims to prevent injuries, illnesses, and fatalities caused by carbon monoxide poisoning, thus prioritizing the protection of human lives.
3.
The definition of “approved” is that it is
Correct Answer
C. Acceptable to the authority having jurisdiction.
Explanation
The term "approved" means that something is deemed acceptable by the authority having jurisdiction. This means that the authority with the power to regulate or enforce rules and regulations has reviewed and authorized the item or action in question. Being approved by the authority having jurisdiction ensures that the item or action meets the required standards and is considered satisfactory and compliant with the applicable regulations and requirements.
4.
Any detector, alarm, device, or material related to single- and multiple-station alarms or household systems is
Correct Answer
A. Warning equipment.
Explanation
The correct answer is "warning equipment" because the question states that any detector, alarm, device, or material related to alarms or household systems is considered as such. Therefore, it encompasses all these options and is the most comprehensive term to describe them.
5.
Protected premises CO detection systems that serve the general CO alarm needs of a building shall include at least one of ______ systems or functions.
Correct Answer
C. 7
Explanation
NFPA 720, 5.3.3
6.
Unless prohibited by the authority having jurisdiction, where carbon monoxide (CO) detection systems are connect to a supervising station, the system shall be arranged to delay transmission of primary power failure signals for a period ranging from
Correct Answer
D. 60 to 180 minutes.
Explanation
NPFA 720, 4.13.2.3
7.
Alarm notification appliances at the protected premises shall occur within _______ after the activation of an initiating device.
Correct Answer
A. 10 seconds
Explanation
NFPA 720, 5.8.1
8.
Off-premise signals for CO systems are only permitted to be transmitted to a listed central station.
Correct Answer
B. False
Explanation
NPFA 720, 5.10.1 allows transmission to a central station, proprietary supervising station, or a remote supervising station.
9.
Systems that cannot be reset must be serviced within _______ hour(s) of the CO alarm signal.
Correct Answer
C. 4
Explanation
Systems that cannot be reset must be serviced within 4 hours of the CO alarm signal because in order to ensure the safety of the occupants, it is necessary to promptly address any potential issues with the system. If the system cannot be reset, it indicates a serious problem that requires immediate attention. Delaying service for a longer period of time could put the occupants at risk of carbon monoxide poisoning or other hazards. Therefore, servicing within 4 hours is crucial to prevent any further harm.
10.
The person or persons responsible for the inspection, testing and maintenance of a CO system is the
Correct Answer
C. Property or building owner.
Explanation
The person or persons responsible for the inspection, testing, and maintenance of a CO system is the property or building owner. This is because the owner has the ultimate responsibility for ensuring the safety of their property and the people within it. They are accountable for regularly checking the CO system to ensure it is functioning correctly and arranging for any necessary repairs or maintenance. The alarm company may be involved in the installation or monitoring of the system, but the ongoing responsibility lies with the property or building owner.
11.
Which signal shall take precedence over others, despite another one being activated first?
Correct Answer
A. Fire alarm
Explanation
The fire alarm signal should take precedence over others, despite another one being activated first. This is because a fire alarm indicates an immediate threat to the safety of individuals and property. In emergency situations, it is crucial to prioritize the evacuation and response to a fire to prevent harm and minimize damage. Therefore, the fire alarm signal is given the highest priority and supersedes other signals such as carbon monoxide, mass notification, and trouble or supervisory signals.
12.
NPFA 720 has jurisdiction over the monitoring integrity of conductors within equipment, devices, or appliances.
Correct Answer
B. False
Explanation
NPFA 720 does not have jurisdiction over the monitoring integrity of conductors within equipment, devices, or appliances.
13.
All alarm sounding appliances shall have a minimum rating of _______ dBA of _______ feet.
Correct Answer
B. 85, 10
Explanation
All alarm sounding appliances must have a minimum rating of 85 dBA at a distance of 10 feet. This is necessary to ensure that the alarm is loud enough to be heard and alert individuals in the vicinity. The specific rating and distance requirements help to standardize the effectiveness of alarm systems and ensure that they meet the necessary safety standards.
14.
Follow the manufacturers’ specific instructions
Correct Answer
B. False
Explanation
Follow the manufacturers’ specific instructions