A.2
B.4
C.3
D.5
Answer: c
56, in the following buildings, are not allowed to set fire elevator (? )。
A. Underground shopping mall, buried depth10m, total construction area10000m2.
B. Ward building with a building height of 27 meters
C. Office building with a building height of 48m
D. Residential buildings with a building height of 45 meters
A: A.
57, the following statement about smoke partition, wrong is (? )。
A. Smoke prevention zones can be divided by firewall zones.
B the place where the smoke prevention system is installed should be divided into smoke prevention areas.
A fire zone can be divided into several smoke zones.
D the smoke partition wall can be divided into structural beams protruding 0.8m below the floor.
Answer: b
58, the following practices about automatic fire alarm system component settings, the error is (? )
A the bottom edge of the wall-mounted manual fire alarm button is 1.4m from the ground.
B the bottom of the wall-mounted emergency broadcast speaker is 2.2m from the ground.
C the bottom edge of the main display screen of the wall-mounted fire linkage controller is 1.5m from the ground.
D the bottom of the fire telephone jack installed on the wall is 1.3m from the ground.
Answer: b
59. A 16-story residence with a building height of 48m, three households with one staircase, and a building area of 120m2 for each household. Each unit is equipped with a smoke-proof stairwell, a fire elevator and a passenger elevator. The total number of indoor fire hydrants in each unit of the building should not be less than (? ) one.
A. 16
B.8
C.32
Grass 48
Answer: c
60. Under the following circumstances, it is beneficial to shorten the evacuation time in case of fire (? )。
A. normal lighting is converted into emergency lighting.
B. Change the background music to fire emergency broadcast
C. the fire shutter on the evacuation passage falls down.
D, automatic sprinkler system nozzle began to spray water.
Answer: b
6 1. Natural smoke exhaust is a smoke exhaust method that uses the thermal buoyancy and external wind pressure of fire smoke to exhaust the smoke to the outside through the opening of the external wall or roof of a building. Of the following statements about natural smoke exhaust, the wrong one is (? )。
A. The opening direction of the natural smoke exhaust window should be hung outward from the top.
B multi-storey buildings with natural smoke exhaust conditions should adopt natural smoke exhaust.
C the smoke exhaust window should be set above 1/2 of the indoor clear height of the smoke exhaust space of the building.
D the smoke exhaust speed of the smoke exhaust port mainly depends on the thickness and temperature of the smoke.
A: A.
62. The following statement about dry automatic sprinkler system is wrong (? )。
A. In the quasi-working state, the voltage stabilizing system maintains the water filling pressure in the pipeline before the inlet of the dry alarm valve.
B under quasi-working conditions, the water distribution pipeline behind the outlet of dry alarm valve should be filled with pressurized gas.
C. In case of fire, the dry alarm valve is opened, and the pipe network starts to exhaust and fill water after the pressure switch is activated.
D. In case of fire, after the water distribution pipeline is emptied and filled with water, the opened sprinkler begins to spray water.
Answer: c
63. The following statement about fire water supply facilities is wrong (? )。
Fire pumps in series can increase the lift under the condition of constant flow, and fire pumps in parallel can increase the flow.
B the fire pump control cabinet shall make the user's pump in the automatic pump start-up state at ordinary times.
C the water supply pipe network of indoor fire hydrants should be set separately from other fire extinguishing systems such as automatic sprinkler system. When using the fire pump, the water supply pipe should be set after the alarm valve is separated along the water flow direction.
D The outdoor fire water supply pipeline shall be divided into several independent sections by valves, and the number of outdoor fire hydrants in each section shall not exceed 5.
Answer: c
64. The main engine room is an unattended closed area with a clear indoor height of 3.6m, which is protected by a totally submerged heptafluoropropane fire extinguishing system. The height between the lower edge of the pressure relief port set in the protection zone and the ground of the protection zone should not be less than (? )。
A.2.4
1.8
C.3.0
D.3.2
A: A.
65. The following about the interior decoration materials of the business hall of underground shops, it is allowed to adopt B 1 grade combustion performance (? )。
A. Floor decoration materials
B. decorative fabrics
C. Sales counter
D. wall decoration
Answer: b
66. The following statement about the general layout of the building is wrong (? )。
A the fire prevention distance between the barreled ethanol warehouse and the adjacent high-rise warehouse is 15m.
B the distance between the electrolytic brine workshop and the adjacent multi-storey office building is 27m.
C. The general control room of producer gas in purification workshop is adjacent to the workshop and separated by reinforced concrete explosion-proof wall.
D the special 10KV substation for air separation equipment adopts a firewall, and the fire window is Grade A, which is next to the air separation equipment.
Answer: c
67. The following about building smoke control system linkage control requirements, the error is (? )。
A normally closed pressurized air supply outlet is opened, and the alarm signals of two independent fire detectors in the fire zone are used as linkage trigger signals.
B. Start the fire detector in the fire area of the booster fan and the alarm signal of the manual fire alarm button as the linkage trigger signal.
C. When any normally closed pressurized air supply outlet in the front room of the stairwell or the pressurized air supply system of the shared front room is opened, the normally closed pressurized air supply outlets of the front rooms of all floors of the stairwell and the shared front room are started together.
D. For buildings with fire protection zones spanning multiple floors, when any normally closed pressurized air supply outlet of the stairwell front room or the shared front room is opened, the normally closed pressurized air supply outlets of the stairwell front room and the shared front room of all floors in the fire protection zone are jointly opened.
Answer: c
68. The following about electrical fire monitoring system settings is wrong (? )。
A. Set the alarm value of residual current type electrical fire monitoring detector to 400mA.
B for power supply lines with leakage current greater than 500mA, a residual current type electrical fire monitoring detector shall be set at the next power distribution cabinet.
C, connecting the dependent electric fire monitoring detector into the detection loop of the fire alarm detector.
D. Connect the linear temperature-sensitive fire detector to the electric fire monitor to monitor the electric fire.
Answer: c
69. A garage construction area of 5 100m, parking number of 150, the garage fire classification should be (? )。
A.Ⅰ
B.Ⅲ
C.Ⅳ
D.Ⅱ
Answer: d
70. The following factors, is not easy to cause electrical circuit fire (? )。
A. line short circuit
B. Line insulation damage
C. Poor line contact
D. Voltage loss
Answer: d
7 1. Among the following factories or warehouses, the one that should be equipped with smoke control facilities according to the specifications is ().
A. Class C warehouse, with a floor area of 1200m2.
Production monitoring room of Class C workshop, with construction area of 120m2.
C. Class D workshop with a building area of 3,000 square meters
D. The 35m-long evacuation walkway in the single-storey Class C workshop.
A: A.
72. In the performance-based design and evaluation of building fire protection, the start-up time of sprinkler heads of automatic sprinkler system should be predicted, mainly considering fire ().
A. flame retardant
B. Growth
C. All-round development
Step back
Answer: b
73. The new office building has a height of 55m, no podium, and a rectangular plane size of 80m×20m. The fire truck climbing operation points are arranged continuously along the long side of the south side of the building. The minimum plane size of the fire truck climbing operation site should be ().
A. 15m× 10m
B.20m× 10m
C. 15m× 15m
D.80m× 10m
Answer: d
74. A shopping mall is a reinforced concrete structure with a building height of 23.8 meters, of which the first floor to the fifth floor above ground is a business hall, and the second floor below ground is a garage and equipment room. All buildings are equipped with automatic sprinkler system and automatic fire alarm system, and non-combustible materials are used for indoor decoration. In the following practices about fire partition, the wrong one is ().
A, the first floor of the largest fire zone construction area of 9900㎡.
B, the largest fire zone construction area of basement 1 is 1980m2.
C The largest fire zone construction area on the second floor above ground is 4950m2.
D The computer room on the second floor underground is divided into fire zones with a building area of 1090m2.
A: A.
75. An office building has 28 floors above ground and 3 floors underground. The outdoor terrace elevation is -0.600m, and the ground elevation of the third floor underground is-10.000 m ... In the following practices about building layout, the mistake is ().
A the fire control room is set in the basement, and its evacuation door leads directly to the adjacent smoke-proof stairwell.
B the atmospheric boiler room with natural gas as fuel is arranged on the roof, and the nearest distance from the exit of the evacuation stairwell to the roof is 7m.
C. The fire pump room is arranged on the third floor underground, and its evacuation door leads directly to the adjacent smoke-proof stairwell.
D, dry distribution room is arranged on the second floor underground, and its evacuation door leads directly to the adjacent smoke-proof stairwell.
Answer: c
76. A civil air defense project is located in the basement, and the height difference between the indoor ground and the outdoor entrance is 8m. In the following places, can't set up civil air defense engineering is ().
A. Song and dance entertainment places
B. Hospital wards
C. Children's play hall
D. department store
Answer: c
77. The following practice about building stairwell evacuation is wrong ().
A four-story teaching building with an open balcony, with an approved number of 500 people on each floor, and three open evacuation stairs with a clear width of 2.00 meters.
B Three-storey commercial building with building height of 15m and total construction area of 2400㎡. The first and second floors are art classrooms and fitness training rooms, and the third floor is karaoke hall and ballroom. There are two open evacuation stairs with a clear width of 2.00 meters. ..
C. The comprehensive assembly building of electronic factory, with a building height of 3 1.95m, each floor has 100 people, and two smoke-proof stairs with a clear width of 1.2m are provided.
D For a residence with a building height of 3 1.9m, the building area of each unit is 500m2, the maximum horizontal distance from the door to the stairwell is 2m, and each unit is provided with a closed stairwell with a clear width of 1. 10m.
Answer: b
78. The following practices about electrical device setting are wrong ().
A heat insulation and fire prevention measures should be taken for lighting lamps near flammable materials.
B the lead-in line of ceiling incandescent lamp with rated power 150W shall be protected by ceramic tube.
C the incandescent lamp with rated power of 60W is installed on the wooden beam.
D. Flammable materials warehouse uses enclosed fluorescent lamps.
Answer: c
79. A coal-fired power plant has a single unit capacity of 200MW, with a total capacity of 1000MW. The following practices about the fire-fighting facilities in this power plant are wrong ().
A. The fire control room is merged with main control room.
The outdoor fire water consumption of B coal storage yard is15l/s.
C an automatic fire alarm system is set in the control center.
D an annular fire water supply pipe network is adopted around the main workshop.
Answer: b
80. The following practices about building safety exits or evacuating stairwells are wrong ().
A. Karaoke hall and ballroom are located on the first floor underground, with a total construction area of 1000㎡, with three safety exits and a clear width of 2m.
B each floor is a fire zone, and the number of users on each floor shall not exceed 180. Set two closed stairs, each with a clear width of1.2m.
C the number of users on each floor of the office building is 60, and two smoke-proof evacuation stairs are set, with the clear width of the stairs and the clear width of the door on the first floor of the stairs of1.2m.
D. In a single-story cinema with secondary fire resistance and automatic sprinkler system, a 1000-seat auditorium has four safety exits with a clear width of1.50m..
Answer: d
Second, multiple-choice questions (***20 questions, 2 points for each question. Each question has two or more options that meet the meaning of the question, with at least 1 wrong items. Wrong choice, this question does not score; Choose one less item, and add 0.5 points for each item)
8 1. Among the following storage items, what is classified as Class B fire hazard? )
paraffin
ethylene
oilskin
D red phosphorus
copper nitrate
Answer: trump card
82. The following car filling stations should not be built in the city center (? )
First-class gas station
LVG gas station
Ccngg conventional gas station
Main gas station
E first-class refueling and filling station construction
Answer: Ade
83. The following about the boiler room fire and explosion, the correct (? )
A The oil-fired boiler room is arranged on the third floor underground of the comprehensive building, and the rest area of this floor is equipped with air conditioning, water pump room and other equipment rooms.
B The independently built coal-fired boiler room with evaporation capacity of 20T/H is designed according to Class D workshop, and its fire resistance rating is Grade II.
C the dominant wind direction in the area where the coal chemical plant is located is southwest wind all the year round, and the boiler room is arranged on the southwest side of the methanol synthesis unit.
D. The fire prevention distance between the single-storey gas-fired boiler room with secondary fire resistance rating and the skirt building of the adjacent high-rise hotel is11m..
E is attached to the oil-fired boiler room of the main building. The oil storage room uses a steel sealed tank to store 0.9 m3 diesel oil. A safety valve is set on the vent pipe leading to the outdoor, and a cofferdam is set at the lower part of the oil filling to prevent oil from flowing out.
Answer: BD
The building area of a three-story library is 12000m2, and the maximum clear width and height of the room is 4.5m. All libraries are equipped with automatic sprinkler systems. Of the following statements about automatic sprinkler system, which is correct? )
The spray intensity of system A is 4L/s (min m2).
B *** Set 1 wet alarm valve group.
C nozzle with flow coefficient K=80 is adopted.
The effective area of system D is 160 m2.
The working pressure of the nozzle at the most unfavorable point of E system is 0. 1MPa.
Answer: CDE
85. The following garages, garages and parking lots are not equipped with automatic sprinkler systems (? )
Jia si lei di Shang garage
Mechanical garage
Class c first-class garage
Wu Mian parking lot
E underground garage with 10 cars.
Answer: Ade
An electronic information system computer room has been set up in the power dispatching center building of a city. Which of the following fire prevention measures is correct for this computer room? )
A The main engine room is separated from other parts by 200mm thick aerated concrete block wall, and the doors on the partition wall adopt Class A fire doors.
B the main engine room, auxiliary area and logistics area are separated from other areas by 200mm thick aerated concrete block walls to form independent fire zones.
C the main engine room with a building area of 500 m2 is provided with two clear widths of 1.6m, and the inductive self-closing sliding door leads to the evacuation walkway.
D the main engine room is equipped with a high-pressure water mist fire extinguishing system.
E point photoelectric smoke detectors are set in the main engine room, and the alarm signals of two detectors are used as linkage signals of automatic fire extinguishing system.
Answer: ABD
87. The following practices about setting fire lanes are correct (? )
A class A high-rise residential building is equipped with a fire lane with a clear width of 3.5 m along the north and south sides.
B the ground elevation of the fire lane passing through the entrance of the building is -0.300m, the elevation of the top of the entrance is 3.900 m, and the net width of the doorway is 4.2m..
C single-story textile warehouse, covering an area of 2400 m2, with terminal fire lanes along its two long sides, and the size of the return yard is 12 m* 13 m.
D one of the circular fire lanes around the high-rise factory building is connected with the municipal road.
E. Set a circular fire lane with a maximum slope of 5% around the inclined building.
Answer: Yes.
88. A commercial building with a height of 24 m has an atrium with an area of 600 m2 in the middle, which runs through five floors above ground. The atrium is equipped with linear beam smoke detector and image fire detector, and the atrium corridor is equipped with point smoke detector. The trigger signal for opening the mechanical smoke exhaust facilities at the top of the corridor and atrium is (? )
Alarm signals of any linear beam smoke detector and any image flame detector in the atrium.
Alarm signals of linear beam smoke detectors at two positions in atrium B.
Alarm signal of any linear beam smoke detector in atrium C and any point smoke detector in corridor C.
Images of two addresses in Atrium D, alarm signal of fire smoke detector.
The alarm signals of smoke fire detectors at any point in the corridor around E and any fire detectors in the adjacent shops.
Answer: ABCD
89. An office building, with a building height of 25M, has an office on the ground and a garage on the second floor. All buildings are equipped with automatic sprinkler systems. In the following practice about automatic sprinkler system, the correct one is (? )
The office floor adopts red color-coded glass ball nozzle.
B office building adopts side wall sprinkler.
C The maximum protection area of a sprinkler in the garage is11.5m2.
D garage adopts vertical sprinkler.
E the maximum protection area of the sprinkler in the office floor is 20.0m2
Answer: ACD
90. The following practices about fire separation are correct (? )
A cotton anti-weaving workshop is equipped with double fire doors with a width of 1.6m and a fire resistance limit of 20h.
A ventilation and air conditioning system is adopted in the B 5-storey hotel, and a fire damper is set at the horizontal section of the joint between the vertical air duct and the horizontal air duct on each floor. The fire damper is normally open.
C barrel methanol warehouse is divided into fire zones by a firewall with a fire resistance limit of 4.00h, and a Class A fire door with a width of 1m is set on the firewall.
D. The partition wall width of the fire protection zone of the layered shopping mall is 50m, and the maximum width of the partition wall with fire shutter is 20m.
E The underground garage can park 300 cars, and a smoke exhaust system is used for every five smoke-proof areas. When the smoke exhaust duct passes through the smoke prevention zone, a smoke exhaust fire damper is set.
Answer: Abe
9 1. The large petrochemical storage tank area is equipped with external floating roof storage tanks, internal floating roof storage tanks, fixed roof storage tanks and horizontal storage tanks. In the following storage tanks, the exhaust pipe of the storage tank must be equipped with a flame arrester (? )。
A. Above-ground horizontal tank for storing glycerol
B. Ground fixed roof oil tank for storing lubricating oil.
C the internal floating roof tank for storing p-xylene adopts ammonia gas sealing protection system.
D. Ground fixed top tank for storing heavy diesel oil
E. horizontal tank with cover for storing carbon disulfide
Answer: CDE
92, the following statement about the operation and control of gas fire extinguishing system, the correct one is ().
A. When the combined distribution system is started, the selector valve should be opened after the container valve is opened.
B high-sensitivity fire detectors should be used in the protected area of gas fire extinguishing system.
C the automatic control device shall be started after receiving any fire signal.
D automatic control and manual control shall be set for prefabricated fire extinguishing system.
E. The operation and control of gas fire extinguishing system shall include the linkage operation and control of fire dampers, ventilation machinery and opening sealing devices.
Answer: BDE
93. Located in the following places within the civil air defense project, the first-class fire doors should be adopted for the evacuation doors. 〕
A. Kitchen
B. Fire control room
C. Diesel generator oil storage room
D. ballroom
E. fire pump room
Answer: BCE
94. The following practices about fire alarm are correct.
A. The automatic fire alarm system can start and stop all sound fire alarms at the same time.
B. the fire alarm is controlled by the fire alarm controller.
C. Sound fire alarm and fire emergency broadcast are played synchronously.
D use fire alarms with the same tone change in public places such as school reading rooms and auditoriums.
E. The teaching building uses alarm bells as fire alarms.
Answer: ABD
95. The soybean oil leaching workshop of a factory is surrounded by several secondary fire-resistant buildings and oil storage tanks. In the following simulation methods of fire prevention distance between closed leaching workshop and surrounding buildings, the correct one is (? )
A. The fire prevention distance from the soybean pretreatment plant (building height 27m) is 12m.
B the fire protection distance from the coal-fired boiler room (building height 7.5m) is 25m.
C. The fire prevention distance from the soybean meal powdering and drying workshop (building height 15m) is 10m.
D the fire prevention distance from the refinery (building height 2 1m) is 12m.
E. The fire prevention distance from the solvent oil storage tank (steel, 20m in capacity) is 15m.
Answer: Germany
96, the main factors leading to the rapid spread of high-rise building fire smoke include (? )
A. Thermal buoyancy
B. Height of the building
C. Wind pressure
D. Building area
E. Indoor and outdoor temperatures of buildings
Answer: trump card
97, the following practices about the evacuation door in the building, the correct (? )
A. For the office building with a building height of 3 1.5m, each floor of the closed staircase shall be provided with Class A fire doors, which shall be opened in the evacuation direction. When the fire door is fully opened, the effective width of the landing will not be reduced.
The lobby on the first floor of Hotel B is 480m2, and there are 1 ordinary glass external doors with a clear width of 1.8m and 1 special doors with a diameter of 3m on the north and south sides.
C. The single-story oxygen generator room has a construction area of 360m2, with two external doors, with a clear width of1.4m.
Classroom D is located on both sides of the aisle, with a building area of1.20m2 each, with an approved number of 70 students, and two doors with a clear width of 1.2m open to the classroom.
E. A single-story tire warehouse with a building area of 1500m2, with two sliding doors with a clear width of 4m outside the wall.
Answer: AC
98. The building height of a telecom building is 28.5m, and the floor area of each floor is 2000㎡, with automatic fire alarm system and automatic fire extinguishing system. The following practices about the interior decoration of offices with windows in buildings are correct. )
A. the wall is decorated with colored flame-retardant wood-based panels.
B. hard PVC plastic floor is laid on the ground.
C. Curtains are made of flame-retardant fabrics.
D. the ceiling is decorated with flame retardant plywood.
E. the partition is decorated with composite wallpaper.
Answer: ABCE
99, the following statement about the choice of fire pump, the correct (? )
A the fire pump of diesel engine shall be spark plug ignition diesel engine.
B the flow-lift performance curve of the fire pump shall be smooth without inflection point and hump.
C the fire pumps of the same fire water feed pump group should adopt the same model, and the number of working pumps should not exceed 5.
D the sealing method and material of the fire pump shaft should meet the requirements of the fire pump running at the lowest flow rate. E when the fire pump is driven by motor, the fire pump installed by dry motor should be selected.
Answer: BDE
100. The exact start time is () when the event tree analysis method is used for fire risk assessment.
A. according to the system design.
B. Risk assessment and determination of unusual excavation system
C. According to system operation experience or accident experience.
D, according to the system fault tree analysis, select the intermediate event or initial time.
E. according to the result time.
Answer: ABCD