Fire 163 final study

Low-pressure carbon dioxide extinguishing systems can store ______ of carbon dioxide in one large pressure container. 5 pounds 60 tons 120 pounds 5 tons

60 tons

At what pressure is carbon dioxide stored to be considered high-pressure storage? 250 psi 300 psi 120 psi 850 psi

850 psi

Which type of smoke detector is one of the more sophisticated types of smoke detectors and is designed to draw air from the protected area into a detection chamber for analysis? Ionization smoke detector Light-scattering photoelectric smoke detector Air sampling smoke detector Duct smoke detector

Air sampling smoke detector

How frequently should smoke control systems undergo functional and performance testing? Monthly Quarterly Annually Semi-annually

Annually

Which of the following is NOT one of the three general categories of dry chemical extinguishing agents? Sodium bicarbonate-based Potassium-based Mutipurpose Baking soda-based

Baking soda-based

Some of the classes of fire extinguishers have numbers in addition to their letter classification. Which of the following classes has a number before its letter? Class B Class C Class D Class K

Class B

Which classification of fire extinguishers involves energized electrical equipment? Calss A Class B Class C Class K

Class C

Which of the following is a class of fire upon which clean agents are not efective? Class A Class B Class C Class D

Class D

Depending on the system design, notification appliances may communicate additional information and may generate a predetermined number of visual or audible patterns for a specific duration. Which type of signal is this? Coded signal Non-coded signal Textual signal Private signal

Coded signal

Which of the following systems consists of fire warning equipment, burglar alarms, medical alert, and other sensing equipment such as carbon monoxide detectors? Single station Multiple station Combination Household

Combination

There are many ways to describe the technology used with state-of-the-art fire alarm control panels. Which of the following is NOT one of the terms used to describe this technology? Addressable Conventional Intelligent Multiplex

Conventional

After how many years should dry chemical agent in stored-pressure containers be replaced to ensure that the system is fresh and ready for operation? 3 years 5 years 6 years 12 years

6 years

Of the general design approaches, which one utilizes walls, bulkheads, doors, partitions, draft curtains, high ceilings, and sealed floor openings to create barriers? Buoyancy force Stack effect Passive design approach Active design approach

Passive design approach

Which of the following fire alarm systems is found in homes and consists of smoke detectors and possibly a combination detector covering smoke and heat that operates independently from other alarm systems and detectors? Single station Multiple station combination Household

Single station

What type of detector can be installed in elevator lobbies that interface with elevator control systems to establish recall priorities during fire emergencies? Flame Heat Smoke Beam

Smoke

Which function of a fire alarm system is caused by interfacing fire dampers with the fire alarm system to prevent propagation of smoke, hot gases, and flame? The exit doors unlock. The doors close The elevators are recalled and shut down. The fire dampers close.

The fire dampers close.

Which carbon dioxide delivery system protects enclosed hazards, rooms, and areas within a structure by filling the entire enclosure? Local application system Total flooding system Hand hose line system Standpipe/mobile supply system

Total flooding system

MSDS and HMIS documents could require large boxes that are openable by an owner or the fire department. True False

True

No matter the method of opening security gates when closed, it is important that the fire department be part of any discussion and decision regarding gate operation. True False

True

Secured doors must unlock upon activation of the automatic sprinkler, automatic fire detection, or fire alarm system, and remain unlocked until fire protection system reset. True False

True

What system permits first responders and, in some cases, building occupants to communicate between specific locations within the building and the fire control room via an internal communication system? In-building notification system Wide area mass notification system Two-way emergency communication system In-building emergency voice/alarm communication system

Two-way emergency communication system

What is the first factor used to determine any fire alarm installation requirements of a building? Location of building Square footage Use and occupancy Distance to a fire station

Use and occupancy

Which of the following extinguishing agents can absorb more heat per pound than just about any other extinguishing material? Water Dry Chemical Wet Chemical Dry Powder

Water

Which component of a fire alarm system utilizes a flexible round plastic paddle or vane that inserts into the wet sprinkler system piping? Water flow switch Alarm pressure switch Notification appliance Air sampling switch

Water flow switch

An entrance door equipped with automatic and manual unlocking devices on the egress side installed with automatic or manual overrides is known as an ____. access-controlled ingress door access-controlled egress door access-controlled entrance door access-controlled override door

access-controlled egress door

A wet or dry chemical system initiates a(n) _______ upon activation. rush of air intermittent beeping alarm signal phone message

alarm signal

Creating _____________________ between affected fire areas and surrounding unaffected non-fire areas, particularly egress paths, can result in effective smoke control. an adequate pressure differential an adequate stairway differential adequate floating zone pressurization adequate elevator shaft pressurization

an adequate pressure differential

When conducting discharge and acceptance tests, ________ are attached to the nozzles to capture the agent when discharged. hoses plugs balloons None of the above

balloons

The final approved report outlining all final individual component, individual function, and integrated system performance tests must be located in the: building's fire control room facility managers's desk local fire department local system maintainer

building's fire control room

A communications system that sends information using Internet protocol technology directly to individuals or groups no matter their location is known as(n): distributed recipient mass notification system. in-building emergency voice/alarm communication system. fire/emergency command center. in-building mass notification system.

distributed recipient mass notification system.

The portion of the means of egress that leads to the exit is known as the ____. exit horizontal exit exit access exit discharge

exit access

The ________________ is a mechanical device that is used as an automatic activation device for wet and dry chemical extinguishing systems. trip wire fusible link pull station push button

fusible link

Smoke control and management systems must interconnect with all of the following systems EXCEPT _________ to initiate the appropriate control sequences and response when a fire emergency arises. fire protection systems HVAC systems elevator systems intrusion alarm systems

intrusion alarm systems

Activating smoke control by ____________ is NOT recommended and is rarely done because of the potential for malicious activation. manual fire alarm box sprinkler flow switch smoke detector power poss

manual fire alarm box

Dry chemical extinguishing agents are not considered to be dangerous or toxic, although _______ can occur once it is expelled from the system. noncorrosive problems reaction with flammables conductivity problems respiratory problems

respiratory problems

Ammonium phosphate is _______________ in order to differentiate it from other dry chemicals. purple yellow white blue

yellow

Prior to conducting a discharge test for halon and clean agent extinguishing systems, what must be accomplished in order to determine the amount of leakage from the protected area? Visual inspection Enclosure integrity Hydrostatic tests Operation test

Enclosure integrity

No matter where a person is in a building, they must travel in one of the four distinct parts of the means of egress to get out of the building. True False

False

Which of the following extinguishing agents forms a vapor barrier between the Class B fuel and the atmosphere, thus cooling and smothering the fire? Wet Chemical Foam Carbon Dioxide Clean Agent

Foam

Which gaseous agent is a mixture of carbon and one or more elements from the halogen series (fluorine, chlorine, bromine, or iodine)? Carbon dioxide Halon Nitrogen Oxygen

Halon

Which type of detector is typically installed in an area where environmental conditions or temperatures fluctuate, so the heat output of a fire will be high? Flame detector Airflow detector Heat detector Smoke detector

Heat detector

What designation is given to inert gases that have a mixture of helium, neon, argon, nitrogen, and small amounts of carbon dioxide? IH IG IC IE

IG

Which delivery system is the best for delivery of Halon 1211, since the agent expands as a mixture of liquid droplets and vapor upon discharge? Local application Total flooding Hand hose line system Standpipe/mobile supplly system

Local application

Which initiating device requires a person to pull a handle on the device to initiate an alarm? Heat detector Smoke detector Water flow device Manual fire alarm box

Manual fire alarm box

What is the National Fire Protection Association standard for portable fire extinguishers? NFPA 10 NFPA 12 NFPA 15 NFPA 101

NFPA 10

Which NFPA standard, titled National Fire Alarm and Signaling Code, lists system classifications for fire alarm systems? NFPA 72 NFPA 75 NFPA 78 NFPA 80

NFPA 72

According to NFPA 10, water-based extinguishers should be hydrostatically tested every _____ years. 5 10 15 20

5

When using delayed egress locks, applying ____ pounds of force to the controlled door for one second starts an irreversible process that must release the door in 15 seconds and sound an alarm at or near the door. 5 10 15 20

15

According to NFPA 72, the public mode audible sound level must last more than 60 seconds and must be at least _______ above the average ambient sound level. 5 decibels 10 decibels 15 decibels 20 decibels

15 decibels

If an extinguisher is rated as a 120-B, it means that the person operating the extinguisher should have enough product to extinguish a: 120 square yard pan fire 120 square meter pan fire 120 square foot pan fire 120 square inch pan fire

120 square foot pan fire