2022 National latest fire-fighting facility operator (primary fire-fighting facility operator) simulation questions and answers

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One 、 Single topic selection

1. The inspection of the effectiveness of fire extinguishers does not include （）.

A. Visual inspection

B. Tightness check

C. Strength check

D. Quantity check

answer ：D

analysis ： Check the effectiveness of fire extinguishers :1、 Visual inspection ;2、 Tightness check :(1) Check the leakage of carbon dioxide gas cylinders by weighing .(2) Pressure measurement method should be used to check the leakage of pressure storage fire extinguishers . The annual pressure reduction value of the fire extinguisher should not be greater than 10%.3、 Strength check .

Two 、 Multiple choice

2. The inspection of the effectiveness of fire extinguishers includes :（）.

A. Visual inspection

B. Tightness check

C. Strength check

D. Fire resistance inspection

answer ：ABC

analysis ： The inspection of the effectiveness of fire extinguishers includes : Fire extinguisher identification 、 Visual inspection 、 Tightness check 、 Strength check 、 Check the filling amount of extinguishing agent .

3. The effectiveness inspection of fire extinguishers includes （）.

A. Visual inspection

B. Tightness check

C. Strength check

D. Fire resistance inspection

answer ：ABC

analysis ： The effectiveness inspection of fire extinguishers includes visual inspection 、 Tightness check 、 Strength check .

 

3、 ... and 、 Judgment questions

4. The water-based fire extinguisher has changed the extinguishing agent every time or has been out of the factory for three years , And after that, the fire extinguisher shall be subject to hydraulic strength test every two years , Only after the water pressure strength is qualified can it be used .

answer ： error

analysis ： Cleaning and maintenance requirements of fire extinguishers :: Water based fire extinguisher :(1) Place in a cool place 、 dry 、 ventilation 、 And take convenient parts .(2) Regularly check whether the nozzle is blocked , Keep it unobstructed .(3) Change the extinguishing agent every time or leave the factory for three years , And after that, the fire extinguisher shall be subject to hydraulic strength test every other year , Only after the water pressure strength is qualified can it be used .(4) The inspection should be carried out by trained professionals , The maintenance should be carried out by the professional unit that has obtained the maintenance license .

5. The fire extinguisher should be refilled when it is found that the extinguishing agent needs to be replaced after use or during maintenance . Filling must be carried out by professionally trained personnel .

answer ： correct

analysis ： Precautions and methods for cleaning and maintenance of fire extinguishers :1、 Fire extinguisher identification content :2、 Precautions and methods for cleaning and maintenance of fire extinguisher signs :3、 Precautions and methods for cleaning and maintenance of the appearance and structure of fire extinguishers :4、 Refill : The fire extinguisher should be refilled when it is found that the extinguishing agent needs to be replaced after use or during maintenance . Filling must be carried out by professionally trained personnel .

6. Check the leakage of carbon dioxide gas cylinders by weighing .

answer ： correct

analysis ： Check the effectiveness of fire extinguishers :1、 Visual inspection ;2、 Tightness check :(1) Check the leakage of carbon dioxide gas cylinders by weighing (2) Pressure measurement method shall be used to check the leakage of pressure storage fire extinguishers . The annual pressure reduction value of the fire extinguisher should not be greater than 10%.3、 Strength check .

7. The annual leakage of carbon dioxide fire extinguisher shall not be greater than the rated filling capacity of the fire extinguisher 10% or 100g( Take the small value of both ).

answer ： error

analysis ： Cleaning and maintenance requirements of fire extinguishers : Carbon dioxide fire extinguisher :(1) It should be placed in an obvious 、 A convenient place to access , It should not be placed near heating or heating equipment and in places with strong sunlight ;(2) Regularly check the carbon dioxide storage in the bottle , The annual leakage of the portable carbon dioxide fire extinguisher shall not be greater than the rated filling capacity of the fire extinguisher 5% or 50g( Take the small value of both ), Trolley type should not be greater than 5%, If it exceeds the limit, refill it in time .(3) In the course of carrying , Handle with care , Pay attention to the impact .(4) Five years or before each refill , And every other 2 Hydrostatic test shall be carried out in , And mark the test year 、 Lunar steel seal .