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121 [Multiple Choice] The basic functions of fire emergency broadcasting are ().
a Emergency broadcast function.
b. Fault alarm function.
c Self-test function.
d Power function.
e Automatic charging function.
Answer: ABCD
Analysis: The automatic charging function can be excluded, and the others are correct.
122 [MCQ] Fire emergency broadcast can be checked manually ().
a Local audio device.
b Indicator.
c Display.
d． cde． *
Answer: ABC
Analysis: Fire emergency broadcast can manually check the function of the local audio device, all indicators and displays on the panel.
123 [Multiple Choice] There are () ways to record an evacuation command.
a Speaker recording.
b SD card recording.
c Microphone recording.
d Allocation disk recording.
e Amplifier recording.
Answer: BC Analysis: Methods of recording evacuation instructions, SD card recording and microphone recording.
124 [Multiple Choice] Which of the following can control the start of the pressurized blower? （）
a Manual start on site.
b Automatically activated by automatic fire alarm system.
c The fire control room is started manually.
d When any normally closed pressurized air supply outlet in the system is opened, the pressurized fan will start automatically.
Answer: ABCD
Analysis: The pressurized blower can be controlled in the following ways:
1) On-site manual start.
2) Automatically started by automatic fire alarm system.
3) The fire control room is started manually.
4) When any normally closed pressurized air supply outlet in the system is opened, the pressurized fan will start automatically.
125 [2. Multiple choice questions] The smoke exhaust outlet and the normally closed air supply outlet can be controlled in the following ways: ().
a Manual start on site.
b Automatically activated by automatic fire alarm system.
c The fire control room is started manually.
d When any smoke exhaust valve or smoke exhaust port in the system is opened, the smoke exhaust port will be automatically activated.
Answer: ABC
Analysis: The smoke exhaust outlet and the normally closed air supply outlet can be controlled in the following ways:
1) Automatically started by automatic fire alarm system.
2) Manual operation of the fire control room.
3) On-site manual operation.
126 [Multiple Choice] When the fire is confirmed, the following actions of the smoke extraction system are correct: ().
A Within 60s, all smoke exhaust valves, smoke exhaust outlets, smoke exhaust fans and make-up air facilities in the corresponding smoke-proof zone should be opened.
b For smoke extraction systems with two or more smoke-proof zones, only the smoke exhaust valve or smoke exhaust port of the fire-proof zone should be opened.
c 60s inside the smoke wall should be opened in place.
d The automatic smoke exhaust window linked with the automatic fire alarm system should be opened within 15s.
Answer: BC Analysis: When the fire is confirmed, the smoke extraction system should be implemented according to the following provisions:
1) The automatic fire alarm system should open all the smoke exhaust valves, smoke outlets, smoke exhaust fans and air supply facilities in the corresponding smoke-proof partition within 15s, and automatically close the ventilation and air-conditioning systems unrelated to smoke exhaust within 30s.
2) For smoke exhaust systems with two or more smoke-proof zones, only the smoke exhaust valve or smoke exhaust port of the fire-proof zone should be opened, and the smoke exhaust valve or smoke exhaust port of other smoke-proof zones should be closed.
3) The automatic fire alarm system should be linked to all the movable smoke barrier walls of the corresponding smoke-proof partition within 15s, and the smoke barrier walls should be opened in place within 60s.
4) The automatic smoke exhaust window linked with the automatic fire alarm system should be opened within 60s or less than the time when the smoke is full of smoke storage bin.
127 [2. Multiple choice questions] In the event of a fire, the pressurized air supply should be done ().
a smoke-proof stairwell pressure and anterior room pressure.
b. Corridor pressure Room pressure.
c Anterior chamber pressure Room pressure.
d. Walkway pressure: Anterior chamber pressure.
e smoke-proof stairwell pressure room pressure.
Answer: ABCE
Analysis: Pressurized air supply should be done: smoke-proof stairwell pressure, anterior room pressure, corridor pressure, room pressure. Option d is incorrect.
128 [2. Multiple choice questions] The smoke and fire damper can be closed by ().
a Temperature control is automatically turned off.
b. Automatic shut-off after smoke sensing.
c Automatic shut-off after light sensitization.
d Electric shut-off.
e Manual shut-off.
Answer: ADE
Analysis: The smoke exhaust fire damper is closed in the following ways:1Temperature control automatically turns off 2Electric shut-off 3Manual shut-off.
129 [MCQ] Fire shutters can usually be classified according to (), etc.
a Mode of exercise.
b Material.
c Number of curtains.
d Mode of action.
e Opening and closing mode.
Answer: BCE
Analysis: Combined with the meaning of the topic, the items "mode of movement" and "mode of action" can be excluded, and the others are correct.
130 [Multiple Choice] The centralized power supply non-centralized control system consists of () and related accessories.
a. Non-centralized control of centralized power supply for emergency lighting.
b. Centralized power supply and non-centralized control lighting fixtures.
c. Centralized power supply and non-centralized control sign lamps.
d Centralized controller for emergency lighting.
Answer: ABC
Analysis: The centralized power supply non-centralized control system is composed of non-centralized control emergency lighting centralized power supply, centralized power supply non-centralized control lighting fixtures, centralized power supply non-centralized control sign lamps and related accessories, among which fire emergency lamps can be continuous or non-continuous.
131 [2. Multiple choice questions] The correct choice of the type of fire emergency lighting and evacuation indication system is: ().
A centralized control system should be selected for the place where the fire control room is installed.
b. Centralized control system should be selected for places where fire control rooms are set up.
c. Centralized control system should be selected for places where an automatic fire alarm system is set up but no fire control room is set up.
d. Places where an automatic fire alarm system is set up but no fire control room should be selected.
Answer: AC analysis: The type of fire emergency lighting and evacuation indication system should be determined according to factors such as the size of the building, the nature of use and the difficulty of daily management and maintenance, and should comply with the following provisions:
1) The place where the fire control room is set up should choose a centralized control system.
2) The place where the automatic fire alarm system is set up but the fire control room is not set up should choose the centralized control system.
3) Other places can choose non-centralized control system.
132 [Multiple Choice] When the emergency lighting controller is set on the ground of the fire control room, the operating distance in front of the equipment panel should not be less than () m when it is arranged in a single row and not less than () m when it is arranged in a double row.
a． 1b． 1.5
c． 2d． 3
Answer: BC Analysis: When the emergency lighting controller is set on the ground of the fire control room, it should comply with the following regulations:
1) The operating distance in front of the equipment panel should not be less than 1 when arranged in a single row5m, should not be less than 2m when double row arrangement;
2) On the side where the personnel on duty often work, the distance from the equipment panel to the wall should not be less than 3m.
3) The maintenance distance behind the equipment panel should not be less than 1m.
4) When the length of the equipment panel is greater than 4m, channels with a width of not less than 1m should be set at both ends.
133 [Multiple Choice] When the emergency lighting controller is set on the wall of the fire control room, the following correct is ().
a The side of the device near the door axle is 1 from the wall2m
b The front operating distance of the equipment is 1m
c The front operating distance of the equipment is 17m
d The side of the device near the door axis is 0 from the wall8m
e The height of the main display of the device can be 16m
Answer: ACDE
Analysis: The front operating distance of the equipment should not be less than 12m, b option excluded, other correct.
134 [Multiple Choice] Forced landing requirements for ordinary elevators in case of fire: ().
a Returns the elevator to the designated floor (usually the first floor).
b Exit from normal service.
c The elevator is in the state of "opening the door and deactivating".
d The elevator is in the state of "open door and ready for use".
Answer: ABC
Analysis: The forced landing requirements of the elevator in the event of a fire: For ordinary elevators, in the case of fire, the forced landing requirements are to make the elevator return to the designated floor (generally the first floor) and withdraw from normal service, after which, the elevator is in a state of "opening the door and deactivating". For the fire elevator, in order to facilitate the approach and rapid use of firefighters in the event of a fire, the forced landing requirement is to make the elevator return to the designated floor (generally the first floor) and keep the state of "open for use".
135 [Multiple Choice] The methods of forced landing of elevators are: ().
a Manual forced landing.
b Emergency landing button for forced landing.
c Fire control room remote control forced landing.
d. Automatic linkage control of forced landing.
Answer: BCD
Analysis: There are three ways to make a forced landing of an elevator:
1) Emergency landing button to make a forced landing.
2) Fire control room remote control forced landing.
3) Automatic linkage control of forced landing.
136 [2. Multiple choice questions] The maintenance method of wiring and maintenance of electrical fire monitor includes ().
A Check whether the terminal blocks are loose. If it is found to be loose, it should be tightened with a screwdriver to ensure a tight connection.
b Use a small brush to sweep out the dust and impurities in the pores, and then clean them with a vacuum cleaner.
c. Check whether there are traces of oxidation or rust at the line joints, and if there are, moisture-proof and rust-proof measures should be taken.
d Surface stains should be wiped clean with a dry rag.
e If the bolts, gaskets and accessories are found to be rusty, they should be replaced in time.
Answer: ace
Analysis: Maintenance method of electrical fire monitor wiring maintenance: Check whether the terminal is loose, and if it is loose, it should be tightened with a screwdriver to ensure that the connection is tight. Check whether there are traces of oxidation or rust at the line joints, and if so, take moisture-proof and rust-proof measures, such as tin plating and applying petroleum jelly. If the bolts, gaskets and fittings are found to be rusty, they should be replaced in time.
137 [Multiple Choice] The maintenance requirements for switches and buttons of combustible gas alarm controllers are ().
a Pore cleaning.
b The indicator light should be clearly visible.
c. The product identification should be clear and obvious.
d The terminal should not be loose.
e function is clearly marked and readable.
Answer: AE analysis: maintenance requirements for switches and buttons of combustible gas alarm controllers: clean pores, clear and readable function labels.
138 [2. Multiple choice questions] The paper materials that need to be prepared for the maintenance and operation of linear smoke and temperature sensing fire detectors include ().
a Drawings of the as-built fire protection project.
b Clean a soft and dry cloth.
c Screwdriver.
d "Building Fire Protection Facilities Maintenance Record Form".
e Alcohol.
Answer: AD analysis: Operation preparation for the maintenance of linear smoke and temperature sensing fire detectors: Automatic fire alarm system with wired smoke and temperature sensing fire controllers. Clean a soft and dry cloth, alcohol, and a screwdriver. Completion drawings of fire protection engineering, related materials of automatic fire alarm system, and "Building Fire Protection Facilities Maintenance Record Form".
139 [Multiple Choice] In the maintenance of fire emergency broadcasting equipment, the requirements for wiring inspection are ().
a Wiring rearranged.
b. The terminal should be free of looseness and corrosion.
c The wiring should be free of rust.
d Wiring is replaced with a new one.
e Replace the terminal block.
Answer: BC analysis: In the maintenance of fire emergency broadcasting equipment, the requirements for wiring inspection:
1) The terminal should be free of looseness and corrosion.
2) The wiring should be free of rust.
140 [Multiple Choice] The maintenance requirements for smoke exhaust fire dampers are ().
a fire damper, smoke exhaust fire damper, remote control smoke exhaust valve without deformation or damage.
b The nameplate is clearly marked and the valve parts are complete.
c The rotation mechanism is flexible, without stagnation and obstruction.
d The braking mechanism and limiter meet the requirements.
e Manual and remote opening and closing operation is normal.
Answer: ABCDE
Resolution: All options are correct.