Source of question bank: Safety production mock examination, WeChat public account mini program
The 2021 high-altitude installation, maintenance, and demolition review exams and the high-altitude installation, maintenance, and demolition theory exams, including the answers and analysis of the high-altitude installation, maintenance, and demolition review exams, and high-altitude installation, maintenance, and demolition theory exam exercises. Combining the latest syllabus of the national high-altitude installation, maintenance, and dismantling exam, and the summary of the real questions of the high-altitude installation, maintenance, and dismantling exam, the safety production simulation test, Yidiantong official account, will help you practice how to install, maintain, and dismantle at a height.
1. [True/Judgement] After the exterior wall cleaning is completed, it is necessary to record the operation of the hanging basket in detail. (√)
2. [True/Judgement] During advertising construction hoisting operations, the hooks can be removed only after the hoisted truss or advertising structure is hoisted in place after being calibrated and fixed. (√)
3. [True and True] After the installation of the drainage riser, use a wire pendant to straighten it, and plug the floor hole in cooperation with the civil construction. (√)
4. [Judgment] When removing large-scale static equipment and facilities related to flammable, explosive, or toxic and harmful media, special safety protection facilities should be established in strict accordance with the construction plan. (√)
5. [True/True Questions] "Safety first" requires that safety should always be the first priority in work. (√)
6. [Judgment Question] The employer may reduce the wages, benefits, etc., or terminate or terminate the labor contract with the employee because of the employee's legal exercise of legitimate rights. (×)
7. [True/True Question] The protective pole and safety net can be set at will, without following the regulations. (×)
8. [True and True] The template should be slipped into the pit using ropes and wooden bars. (√)
9. [True and True] No people should stay and move under the equipment and in the swing area of the lifting boom. (√)
10. [True or True] When working on a scaffold without scaffolding or railing, or when the relative height of the fall exceeds 1.5m, safety belts must be used or other reliable safety protection measures must be taken. (√)
11. [True and True] The outdoor unit of the air conditioner can be installed directly outside the balcony board. (×)
12. [True/Judgement] The disassembled materials should be cleaned up in time, stacked in the designated place, and throwing down is strictly prohibited. (√)
13. [Judgement Questions] All personnel working at heights should be educated on safety knowledge of working at heights. (√)
14. [True/True Question] The leakage of the indoor unit must be caused by the blockage of the condensate pipe. (×)
15. [True/True Question] When someone is working on the pole, be careful to mobilize the cable. (×)
16. [Judgment] The outer wall adopts the load-bearing structure of brick walls and brick columns, which has a simple structure, economical cost and convenient construction. (√)
17. [True and True] During the operation, the end of the work rope should not be loose, and no joint should be used. (√)
18. [True and True] The working principle of the rod descender is to use the friction force generated by the working rope wound on the shaft of the rod descender to control the descent speed of the operator. (√)
19. [True and True] When checking the quality of the capacitor, discharge it first. (√)
20. [True and True] The voltages that are exposed to daily life are 220V and 380V. (√)
21. [True and True] Doors and windows are not part of the enclosure structure. (×)
22. [Judgment] Static crushing is mostly used for mass concrete structures that are not suitable for demolishing by blasting technology, and can also be used for stone mining and processing. (√)
23. [Judgement Questions] Enterprises should strengthen the management of the lease, use, installation, disassembly, testing, and personnel training and assessment of mechanical equipment on the construction site, and establish equipment management files. (√)
24. [Judgment] The construction unit must implement a safety fire protection responsibility system, establish a voluntary fire protection organization, clarify the responsible person, and be responsible for the daily fire safety management of the construction site. (√)
25. [Judgement Questions] Before applying for review or postponing the review of a special operation operation certificate, the special operation personnel shall participate in the necessary safety training and pass the examination. (√)
26. [True/True Question] When drilling a hole with water, the operator is most likely to lose balance at the moment of heading. (√)
27. [Judgement Questions] The construction unit should hang various safety warning signs on the corresponding parts of the construction site according to categories and pertinence, and red lights should be set up at night. (√)
28. [True/Judgement] When working at heights in winter, when there is snow and icing of scaffolds and trusses, attention should be paid to the anti-skid country before construction can continue. (×)
29. [Judgment] During the demolition construction, the construction should be carried out in accordance with the mechanical equipment and hoisting plan selected by the construction organization design. Overloading or arbitrarily expanding the scope of use is strictly prohibited. (√)
30. [Judgment] Before work, the person in charge of construction and the crane driver should uniformly command signals. (×)
31. [Judgment] Before the overhead construction, all construction personnel must be provided with technical and safety clarification, and all construction personnel must carry out construction according to the requirements of the clarification. No one is allowed to change the construction plan at will once it has been confessed. (√)
32. [True and True] Water pump control cabinet and control box are installed side by side. (√)
33. [True or True] Split wall-mounted air conditioner is currently the most widely used air conditioner. (√)
34. [Single-choice question] The climbing-type lifting mechanism uses pulleys or pressure rollers and the wire rope of the gondola to achieve the purpose of lifting the gondola platform. It is generally used for temporary operation gondola. (B)
A. Resistance
B. Friction
C. Power
35. [Single choice] When dismantling large storage tanks storing flammable, explosive or toxic or harmful media, appropriate methods should be used to completely remove the residual media in the tank. When the media cannot be completely removed, mechanical cooling measures can be used to cut , It is strictly prohibited to use () cutting method to remove. (B)
A. Metal
B. Flame
C, electric welding
36. [Single-choice questions] Special () should be designated for high-altitude operation sites. (A)
A. Safety guardian
B. Full-time security officer
C. Security Officer
37. [Single-choice question] During the advertising construction of an advertising company, the operator hangs the power cord on the ladder in front of the billboard, and there is a distribution box on site. Due to poor communication, the power distribution office believed that the project was finished and could be delivered. After the power was delivered, the operator on the billboard was electrocuted and fell from the truss, causing a waist fracture. The direct cause of personnel falling is (). (A)
A. Without safety belt
B. The safety responsibility system is not implemented, and the distribution box is not powered off when the power is not used
C, communication is not timely
38. [Single-choice question] When using a seat belt, () hang the seat belt on a movable object, and pay attention to prevent swinging and collision. (C)
A. Must
B. Direct
C. No
39. [Single-choice question] Before the crane disassembly project construction, Jiao should prepare () and Wei must carry out (). (A)
A. Safety technology plan; safety technology clarification
B. Security technical clarification; security technical plan
C. Safety technical plan; safety training record
40. [Single-choice question] The number of temporary cables on an anchor pile shall not exceed (). (C)
A. One
B, three
C, two
41. [Single-choice question] The hoisting operation should be stopped when the wind force exceeds () when using hanging baskets and other hoisting equipment in high altitude operations. (C)
A, level three
B, level five
C, level four
42. [Single-choice question] my country's voltage levels are: ()kV. (A)
A、1000
B、100
C、50
43. [Single-choice question] The pillars of the safety fence, steel pipes must not have (). (C)
A, occlusion
B. Paint
C. Corrosion
44. [Single-choice questions] Special operators of construction hoisting machinery shall abide by the safety operation regulations and () management system of construction hoisting machinery. (A)
A. Security
B. Operation
C. Production
45. [Single-choice questions] At the age of (), you can participate in high-altitude homework. (C)
A、20
B、19
C、18
46. [Single-choice question] The distance between the outdoor unit and adjacent doors and windows should not be less than ()m. (B)
A、1
B、3
C、5
47. [Single-choice question] After numbering and registering the equipment to be dismantled, cut off the wires, cables, and pipes connected to the mechanical equipment, remove the meters, meters and other accessories on the equipment and save them, and then connect the equipment to the basic All connections are disconnected, and the main equipment is hung down mechanically. This removal method is (). (A)
A. The method of combining manual and mechanical
B. Manual demolition
C. Cutting or mechanical dismantling
48. [Single-choice question] Install () control distribution box in the fire pump room with a rated current of 100A. (C)
A、3
B、2
C、1
49. [Single-choice question] The standard period of safety belt inspection items is (). (C)
A, 1 year
B. May
C, June
50. [Single-choice question] The enterprise that undertakes special equipment disassembly and installation projects must have a "special equipment installation, modification and maintenance license", and must first develop () in the organization of the disassembly and installation process; there is a dedicated person on the site for safety supervision and management. (B)
A, disassembly and installation organization design
B. Disassembly and installation plan
C. Technical clarification of disassembly and installation
The above is the 2021 high-altitude installation, maintenance, and removal review examination and the high-altitude installation, maintenance, and removal theory examination. Support test questions for precise high-altitude installation, maintenance, and dismantling operations in all regions of the country, support safety qualification certificates, special operations operation certificates, vocational skills appraisal and other work types of exercises.