1.
Light hazards occupancies
Correct Answer
A. Quantity and /or combustibility of content is low
Explanation
The correct answer is "Quantity and/or combustibility of content is low". This means that the amount and/or flammability of the materials present in the light hazards occupancies are not significant enough to pose a high risk of fire. Additionally, the answer implies that the quantity of combustibles in these occupancies is moderate and does not exceed a certain height of 8 feet.
2.
Ordinary Hazard (group 1)
Correct Answer
C. Do not exceed 8 feet
Explanation
The correct answer is "do not exceed 8 feet". This is because the given information states that fires with moderate to high rates of heat release are expected, and in order to control such fires, the stock piles should not exceed 8 feet. This implies that if the stock piles exceed 8 feet, it would be difficult to control fires with moderate to high rates of heat release. Therefore, the answer is that the stock piles should not exceed 8 feet.
3.
Ordinary Hazard group 2
Correct Answer
D. Do not exceed 12 feet
Explanation
The correct answer is "Do not exceed 12 feet." This means that in an Ordinary Hazard group 2 situation, the height should not exceed 12 feet. This is important because if the height exceeds this limit, it could increase the risk of fire or other hazards. The other conditions mentioned, such as the absence of combustible flame and the presence of dust or lint, may also be relevant factors to consider in this context. However, the key point to focus on is the height limitation.
4.
Extra hazard Occupancies (group 1)
Correct Answer
C. Dust, lint or other materials present
Explanation
The correct answer is "Dust, lint or other materials present." This suggests that the presence of dust, lint, or other materials increases the likelihood of fires with moderate to high rates of heat released in extra hazard occupancies (group 1). These materials can act as fuel and contribute to the intensity of the fire, making it more dangerous.
5.
Extra Hazard (group 2) Occupancies
Correct Answer
B. Moderate to substantial amounts of flammable or combustible liquids
Explanation
This answer is correct because it states that moderate to substantial amounts of flammable or combustible liquids are present in Extra Hazard (group 2) Occupancies. This indicates that there is a higher risk of fire due to the presence of these flammable materials.
6.
Coverage per sprinklers must not exceed_____ square feet for light hazard occupancies or _____ square feet for ordinary hazards c
Correct Answer
A. 225,130
Explanation
The coverage per sprinkler must not exceed 225 square feet for light hazard occupancies or 130 square feet for ordinary hazards. This means that each sprinkler system is designed to cover a specific area in order to effectively control and suppress fires. If the coverage per sprinkler exceeds these limits, it may result in inadequate fire protection and compromise the safety of the occupants and property.
7.
A supplemental detection system installed in the same area as the sprinklers
Correct Answer
D. Pre- Action System
Explanation
A pre-action system is a supplemental detection system that is installed in the same area as the sprinklers. It is designed to provide an additional level of protection in areas where water damage needs to be minimized, such as data centers or museums. The system requires two separate events to occur before water is released: the activation of the fire detection system and the operation of a sprinkler head. This ensures that the system is only activated when there is a confirmed fire, reducing the risk of accidental water damage.
8.
Water Discharges immediately from the sprinklers opened by heat from a fire
Correct Answer
A. Wet pipe
Explanation
The wet pipe system is designed to have water constantly present in the pipes, allowing for immediate discharge from the sprinklers when heat from a fire is detected. This system is the most common and simplest type of automatic sprinkler system, making it a suitable choice for quickly suppressing fires. In contrast, the dry pipe system requires a longer activation time as it needs to fill the pipes with water before discharging, while water spray fixed systems and pre-action systems have additional steps or features that delay water discharge.
9.
Investigated for its ability to enhance survivability in the room of the fire origin
Correct Answer
C. Residential System
Explanation
The correct answer is Residential System. A residential system is designed to enhance survivability in the room of the fire origin. This system is specifically tailored for residential buildings and is aimed at providing maximum protection to the occupants by quickly suppressing the fire and allowing them to safely evacuate. It is equipped with various fire detection and suppression devices, such as smoke detectors, sprinklers, and fire alarms, to ensure rapid response and effective fire control.
10.
A sprinkler system employing open sprinklers or nozzles that are attached to a piping system that is connected to a water supply .
Correct Answer
B. Deluge system
Explanation
A deluge system is a type of sprinkler system that uses open sprinklers or nozzles connected to a piping system that is connected to a water supply. In a deluge system, all the sprinkler heads are open and water is constantly flowing through the pipes. When a fire is detected, a deluge valve is activated, releasing a large amount of water simultaneously from all the sprinkler heads. This system is commonly used in high-hazard areas where a rapid and intense water discharge is necessary to suppress a fire quickly.
11.
Visible notification appliances shall be located not more than ____ feet from the end of the corridor with a separation not greater than _____ feet between appliances
Correct Answer
B. 15,100
Explanation
Visible notification appliances, such as fire alarms or emergency lights, need to be strategically placed in order to effectively alert individuals in case of an emergency. According to the given answer, these appliances should be located not more than 15 feet from the end of the corridor. Additionally, there should be a separation not greater than 100 feet between each appliance. This ensures that the appliances are within close proximity to individuals and that there are enough appliances to cover the entire corridor adequately.
12.
Wall mounted appliances shall be mounted such that the entire lens is not less than ____ inches and not greater than ____ inches above the finished floor
Correct Answer
C. 80,96
Explanation
Wall mounted appliances should be mounted at a height where the entire lens is not less than 80 inches and not greater than 96 inches above the finished floor. This ensures that the appliances are easily accessible and at a comfortable height for users.
13.
Manual fire alarm boxes shall be provided so that the travel distance to the nearest manual fire alarm box will not exceed____ feet
Correct Answer
C. 200
Explanation
According to the given information, manual fire alarm boxes should be provided in a way that the travel distance to the nearest manual fire alarm box does not exceed a certain number of feet. The correct answer is 200, indicating that the travel distance should not exceed 200 feet to reach the nearest manual fire alarm box.
14.
Manual fire alarm boxes shall be located within ____ feet of each exit doorway on each floor
Correct Answer
C. 5
Explanation
Manual fire alarm boxes should be located within 5 feet of each exit doorway on each floor. This ensures that the alarm boxes are easily accessible in case of an emergency and allows for quick activation of the fire alarm system. Placing the alarm boxes close to the exit doorways also helps to ensure that they are visible and easily identifiable by occupants, further enhancing the effectiveness of the fire alarm system.
15.
The operable part of a manually actuated alarm initiating device shall be not less than ____inches not more than ____inches from the finishes floor
Correct Answer
B. 42-48
Explanation
The operable part of a manually actuated alarm initiating device should be positioned at a height that is easily accessible to individuals. The range of 42-48 inches from the finished floor ensures that the device can be easily reached by most people, including those with disabilities or limited mobility. This height range allows for convenient operation of the alarm initiating device in emergency situations.
16.
Manual fire alarm shall be mounted on both sides of grouped openings over ___ feet in width
Correct Answer
D. 40
Explanation
Manual fire alarms should be mounted on both sides of grouped openings over 40 feet in width. This is important to ensure that in case of a fire emergency, the alarms are easily accessible from either side of the opening. By having alarms on both sides, it increases the chances of people being able to activate the alarm quickly and alert others to the danger. This requirement helps to enhance the safety and response time in the event of a fire.
17.
Smoke detectors shall be located on the ceiling or if on a side wall between the ceiling and ___inches down from the ceiling to the top of the detector
Correct Answer
B. 12
Explanation
Smoke detectors should be located on the ceiling or, if on a side wall, between the ceiling and 12 inches down from the ceiling to the top of the detector. This ensures that the smoke detector is positioned at an optimal height to detect smoke effectively.
18.
Air sample transport time from the farthest sampling point shall not exceed ___ seconds
Correct Answer
C. 120
Explanation
The air sample transport time from the farthest sampling point should not exceed 120 seconds. This means that it is important to collect the air sample and transport it to the desired location within a maximum time limit of 120 seconds. This ensures that the air sample is not compromised or altered during transportation, allowing for accurate analysis and testing.
19.
The distance between smoke detectors shall not exceed a nominal spacing of ____ feet
Correct Answer
A. 30
Explanation
The correct answer is 30. The distance between smoke detectors should not exceed 30 feet. This is because smoke detectors need to be placed close enough to effectively detect smoke in all areas of a building. If the distance between detectors is too large, there is a risk that smoke may not be detected in certain areas, which can be dangerous in the event of a fire. Therefore, it is important to adhere to the recommended spacing guidelines to ensure proper smoke detection coverage.
20.
The secondary power supply shall automatically provide power to the protected premises system within ____ seconds whenever the primary power supply fails
Correct Answer
D. 10
Explanation
The secondary power supply is designed to kick in and provide power to the protected premises system within 10 seconds whenever the primary power supply fails. This ensures that there is no interruption in the power supply and the system continues to function smoothly even in case of a power outage.
21.
The secondary power supply shall automatically provide power to the supervising station facility and equipment within ___ seconds
Correct Answer
A. 60
Explanation
The secondary power supply is designed to automatically provide power to the supervising station facility and equipment within 60 seconds. This means that in the event of a power outage or failure, the secondary power supply will quickly activate and ensure that the supervising station remains operational without any interruption. This is crucial for maintaining the functionality and effectiveness of the supervising station in monitoring and responding to any emergencies or security concerns.