Friends, in the process of preparing for the safety officer exam, you should often conduct mock exams to test your review effect and examination ability, find out your shortcomings, and adjust your preparation plan and review methods in time.
1. Before the start of the rural hydropower project, the safety conditions that do not belong to the construction unit are ().
A. Establishment of the Construction Supervision Department
B. Have a business license of a construction enterprise. Qualification certificate and safety production license
C. Special operations personnel are certified to work
D. Perfect safety production management system
Answer: A
Analysis: 无
2. The power supply voltage of the running light should not exceed ().
A. 220V
B. 36V
No. 24V
D. 12V
Answer: B
Analysis: 无
3. The following description of the safety technology of fire fighting of hazardous chemicals is incorrect ().
A. When extinguishing gas-fired fires, do not blindly extinguish the flames, and maintain stable combustion without taking measures to plug the leaks
B. When extinguishing explosives fires, they can be covered with sand
C. When extinguishing a fire with wet and flammable materials, it is absolutely forbidden to use water. Foam. Acid and alkali and other wet fire extinguishing agents to extinguish
D. When extinguishing poison and corrosive fires, low-pressure water or mist water should be used as much as possible
Answer: B
Analysis: 无
4. According to the "General Safety Technical Regulations for the Construction of Water Conservancy and Hydropower Projects", when the ambient temperature is 20 °C, the residual pressure in the acetylene cylinder should be at least () MPa.
A. 0.05
B. 0.1
C. 0.2
D. 0.3
Answer: C
Analysis: 无
5. The General Office of the Ministry of Water Resources on Further Strengthening the Construction Enterprises of Water Conservancy and Hydropower Projects. The notice on safety production training for project leaders and full-time safety production management personnel requires that the main responsibility for safety training of water conservancy and hydropower project construction enterprises should be strengthened, the quality of safety training should be improved, and the behavior of water conservancy and hydropower project construction personnel should be effectively prevented and reduced, so as to ensure the safe production of large-scale water conservancy construction. (1) Illegal command, (2) Illegal operation, (3) Illegal issuance of labor supplies, and (4) Violation of labor discipline
A. ①②③
B. ①②④
C. ①③④
D. ②③④
Answer: B
Analysis: 无
6. The Law of the People's Republic of China on the Prevention and Treatment of Occupational Diseases stipulates that in addition to enjoying work-related injury insurance in accordance with the law, occupational disease patients have the right to receive compensation in accordance with the relevant civil laws, and have the right to claim compensation from ().
A. Local government health administrations
B. Employers
C. Industry authorities
D. Labour protection department
Answer: B
Analysis: 无
7. According to the Code for Fire Protection Design of Buildings (GB50016-2014), liquids with a flash point greater than or equal to 60 °C belong to () liquids.
A. Category A
B. Category B
C. Category C
D. Category D
Answer: C
Analysis: 无
8. According to the "General Safety Technical Regulations for the Construction of Water Conservancy and Hydropower Projects", when the flat hole excavation and blasting is carried out in the hole with broken lines in the underground excavation project, the minimum radius of the dangerous area shall not be less than () m.
A. 100
B. 200
C. 300
D. 400
Answer: A
Analysis: 无
9. According to the "Regulations on the Reporting, Investigation and Handling of Production Safety Accidents", the legal responsibility of the main person in charge of the accident unit who does not immediately organize the accident rescue does not include ().
A. Impose a fine of 40 to 80 per cent of the previous year's annual receipt
B. Those who are state employees shall be punished in accordance with law
C. Downgrading their qualifications up to the revocation of their qualifications
D. If a crime is constituted, criminal responsibility shall be pursued in accordance with law
Answer: C
Analysis: 无
10. If the special operation personnel fail to go through the special safety operation training and obtain the corresponding qualifications in accordance with the regulations, and work on the job, in accordance with the provisions of the "Work Safety Law", the relevant departments shall order the production and business operation unit to make corrections within a time limit.
A. Where an order is made to suspend production and business for rectification, a fine of between 10,000 and 30,000 RMB may be imposed
B. A fine of not more than $20,000 shall be imposed
C. Order the suspension of production and business for rectification, and impose a fine of not less than 100,000 yuan but not more than 200,000 yuan
D. Order the suspension of production and business for rectification, and may impose a fine of not less than 20,000 yuan but not more than 50,000 yuan
Answer: C
Analysis: 无
11. When erecting scaffolding, each node of the scaffold should be connected reliably and tightened, and the length of the ends of each rod connection should be greater than () cm to prevent the rod from slipping.
A. 2
B. 5
C. 10
D. 15
Answer: C
Analysis: 无
12. According to the relevant regulations of the Ministry of Water Resources, the three categories of safety production management personnel shall participate in the continuing education of safety production organized by () at least once and not less than () hours during each validity period of the assessment certificate.
A. Competent authority for work safety, 32
B. Original licensing authority, 32
C. Competent authority for work safety, 8
D. The original issuing authority, 8
Answer: D
Analysis: 无
13. The following is incorrect about the cofferdam blasting and demolition construction ().
A. It is advisable to use the detonator initiation method
B. Mixed initiation method of squib and detonating cord should be used
C. It is strictly forbidden to use the spark initiation method
D. It is strictly forbidden to use duplex network initiation
Answer: D
Analysis: 无
14. According to the "General Safety Technical Regulations for the Construction of Water Conservancy and Hydropower Projects", the reservoir area with a small capacity of fire water pipes without conditions should be built in the reservoir area: when the reservoir capacity is 100~150t, the pool capacity should be () m3.
A. 20
B. 50
C. 80
D. 100
Answer: D
Analysis: 无
15. According to the "Regulations on the Administration of Work Safety in Construction Projects", the following description of the legal liability of the construction unit for failing to provide the safe production working environment of the construction project and the expenses required for safe construction measures is correct ().
A. Suspension of production for rectification
B. Closure
C. Order rectification within a time limit; If the correction is not made within the time limit, the construction project shall be ordered to stop construction
D. Warnings
Answer: C
Analysis: 无
16. Regarding the key points of the assessment of the safety management ability of the project leader of the water conservancy and hydropower construction enterprise, the following description is incorrect ().
A. Have full capacity for civil conduct and be in good health
B. Have a formal labor relationship with the reporting enterprise
C. Should have a college degree or above or intermediate or above technical titles, and have at least 3 years of experience in water conservancy and hydropower project construction
D. Within 1 year prior to the date of application for assessment, the applicant has not been responsible for a safety liability accident of a larger or higher level
Answer: D
Analysis: 无
17. When testing in an occupational hazard place with noise hazards, the staff of the place shall be investigated if the weekly work is not 5d, and the equivalent sound level shall be calculated (), and the limit value shall be ().
A. 8h；80dB(A)
B. 40h；80dB(A)
C. 8h；85dB(A)
D. 40h；85dB(A)
Answer: D
Analysis: 无
18. Which of the following behaviors belongs to the provisions that should be observed when two cranes lift a heavy object ().
A. According to the rated load of the crane, calculate the position of the lifting point of each crane, and it is best to use the balance beam to lift it
B. The load allocated to each crane should not exceed 95% of its rated load
C. The two cranes shall be commanded by two separate persons, and the commander shall stand in a position where the drivers of both cranes can be seen
D. It is not necessary to have safety technical measures approved by the relevant authorities
Answer: A
Analysis: 无
19. When the acetylene cylinder is inflated, the temperature of the cylinder wall exceeds () °C and it should be inspected immediately and properly disposed of.
A. 28
B. 30
C. 25
D. 40
Answer: D
Analysis: 无
20. The special operation personnel of the production and business operation unit must undergo special safety operation training in accordance with the relevant national regulations and obtain the special operation qualification certificate before they can take up their posts. The guiding ideology of this regulation is most consistent with the following safety production management theory ().
A. System Principles
B. Humanistic principles
C. Principle of prevention
D. Principle of coercion
Answer: D
Analysis: 无