Question Bank Source: Production Safety Simulation Examination Yitong Official Account Mini Program
2022 Lift Driver Theory Question Bank is a secret paper for lift driver practice questions before the test! 2022 Lift Driver Operation Certificate Exam Question Bank Mock Exam Platform Operation is based on the new version of the textbook outline of the Lift Driver. The lift driver examination materials pass the production safety simulation test and the smart examination room practice.
1, [Multiple choice question] ( ) and ( ) have the right to report to the departments responsible for special equipment safety supervision and management of the departments and relevant departments for those who violate the provisions of the " Special Equipment Safety Law of the People's Republic of China ". (AD )
A, any unit
B, operator
C, management
D, individual
2, [Multiple choice question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that if special equipment exists ( ), the special equipment user unit shall fulfill its scrapping obligations in accordance with the law, take necessary measures to eliminate the use function of the special equipment, and handle the cancellation procedures for the use registration certificate to the original registered department responsible for the safety supervision and management of special equipment. (ABC)
A, serious accident hazards
B, no modification, repair value
C,
3 that meets other scrapping conditions stipulated in the safety technical specifications, [Multiple choice question] Brief passage of the accident: An electric welder in a chemical industry area was operating a 5t single beam electric hoist to lift the welded part, and suddenly the welded part overturned and fell from mid-air, causing the employee to die on the spot. Accident investigation: The equipment has passed regular inspection and registration has been completed, and it is within the validity period. The safety device is effective. The auxiliary spreader (shelf) is lifted with two wire ropes. One is hung on the hook , and the other has fallen off. The welder has not received lifting work training. Analysis of the cause of the accident: ( ) ( BCD )
A, security device failed
B, employees were not trained
C, special spreader
D, no management personnel on the scene stopped the risky operation
4, [Multiple choice question] Brief passage of the accident: In the warehouse of the material company, a 3-ton electric single beam was lifting items. Suddenly the wire rope guide on the electric hoist fell off, and a worker working on the ground was bleeding on the head and was seriously injured and sent to the hospital. Accident investigation: After investigation, it was found that the hook pulley shell was severely deformed, and the rope guide tightening screw threads were obviously worn. The safety device is effective, passes safety inspection and is used during the validity period. Analysis of the cause of the accident: ( ) ( ABCD )
A, loose fixing screw of the rope guide
B, insufficient maintenance, lack of daily inspection
C, there are illegal operations such as slid-staggered and oblique hanging during use
D, the enterprise's security responsibility system has not been implemented
5, [Multiple choice question] Practitioners have eight rights, and the following ( ) belongs to the eight contents. (ABCD)
A, right to know
B, right to suggest
C, right to reject
D, right to emergency avoidance
6, [Multiple choice question] The audio signals used by drivers are: (). (ACD)
A, one long sound
B, two long sound
C, one short sound
D, two short sound
7, [Multiple choice question] The main beam is made into a certain upper arch to: ( ). (BCD)
A, high strength, material saving
B, increase load-bearing capacity
C, eliminate or reduce additional resistance in car operation
D, eliminate or reduce sliding on the car operation
8, [Multiple choice question] Short-stroke electromagnetic tile type brake, the purpose of adjusting the electromagnet stroke is: ( ).(AB)
A, obtain the appropriate opening of the brake tiles
B, ensure that the electromagnet has sufficient suction to the armature
C, make the gap between the brake tiles and the brake wheel equal
D, obtain the appropriate braking force short
9, [Multiple choice question] To improve production efficiency, reduce labor intensity, and ensure safety, the command line must master ( ) and organize the four elements of the operator. (BCD)
A, leader on-site command
B, understand the working environment
C, understand the work objects
D, equipped with tools and equipment
10, [Multiple choice question] The lifting command signal should include: ( ). (ABC)
A, gesture signal
B, audio signal
C, flag signal
D, contact signal
11, [Multiple choice question] The following list is correct for lifting operations: ( ). (ABC)
A, command signal unknown or random command does not hang
B, object weight is unclear or overload does not hang
C, cable-stayed objects do not hang
D, dangerous goods do not hang
12, [Multiple choice question] When the crane goes downhill, it should: ( ). (AC)
A, unloaded
B, lifting arm elevation angle
C, lifting arm elevation angle magnified
D, neutral sliding
13, [Multiple choice question] The crane driver should do: ( ) after completing his work. (ABCD)
A, the mechanical parking position is appropriate
B, the joystick should be placed in the zero position
C, the power supply is cut
D, the doors and windows are closed
14, [Multiple choice question] In addition to the rated lifting weight, the basic parameters of lifting machinery also include: ( ). (ABCD)
A, lifting height
B, span, gauge
C, working speed
D, amplitude
15, [Multiple choice question] Morality is different from law and is not enforced by the state, but relies on: ( ). (ABCD)
A, traditional habits
B, inner belief
C, educational demonstration
D, social public opinion
16, [Multiple choice question] The advantages of wire ropes are: (). (ABD)
A, high strength, able to withstand impact loads
B, good flexibility, flexible use
C, high rigidity and not easy to bend
D, low cost
17, [Multiple choice question] The reasons for the wear of wire ropes are too fast: ( ). (BCD)
A, overloaded
B, dirt, lack of lubrication
C, pulley or reel diameter is too small
D, rope groove size does not match rope diameter
18, [Single choice question] ( ) is a self-moving arm crane. (C)
A, driving
B, gantry crane
C, crawler crane
D, loading and unloading bridge
19, [Single choice question] ( ) is the function of preventing overspeed decline under the action of hanging objects. (A)
A, balance valve
B, overflow valve
C, hydraulic motor
20, [Single choice question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that the state establishes a system for recalling defective special equipment. If special equipment has identity defects that endanger safety due to production reasons, the special equipment production unit will immediately ( ) and take the initiative to recall it. (C)
A, analyze the cause
B, find the problem
C, stop production
21, [Single choice question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that special equipment users shall submit regular inspection requirements to the special equipment inspection agency in accordance with the requirements of safety technical specifications ( ) before the expiration of the validity period of inspection pass.(A)
A, one month
B, two months
C, three months
22, [Single choice question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that special equipment inspection, testing institutions and their inspection and testing personnel shall issue inspection and testing reports objectively, impartially and promptly, and be responsible for inspection, testing results and ( ). (C)
A, evaluation result
B, inspection conclusion
C, identification conclusion
23, [Single choice question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that if the license is revoked in accordance with the law in violation of the provisions of this Law, the department responsible for special equipment supervision and management will not accept its new license application from ( ) from the date of revocation of the license. (B)
A, one year
B, three years
C, five years
24, [Single choice question] "H Special Equipment Safety Supervision Regulations " does not apply to the safety supervision of military equipment, nuclear facilities, aerospace vehicles, railway locomotives, maritime facilities and ships, as well as special equipment used by ( ) and special equipment for civil airports special equipment. (D)
A, construction site
B, municipal construction site
C, compressor
D, mine underground
25, [Single choice question] The angle between general lifting wire ropes should not be greater than: ( ). (B)
A, 90°
B, 120°
C, 150°
26, [Single choice question] The water-soluble vitamin in tea is mainly ( ) group and B vitamins. (B)
A, A
B, C
C, E
D, K
27, [Single choice question] It is generally believed that when the curvature radius on the inner periphery of the wire rope is only 3 times the rope diameter, its lifting capacity is reduced to ( ) of the original lifting capacity. (C)
A, 25%
B, 50%
C, 75%.
28. [Single choice question] The rising limit position limiter stipulates that at the rated speed, the lifting action should be stopped at the hook's position from the limit not less than ( ). (C)
A, 50mm
B, 80mm
C, 100mm
29. [Single choice question] The ( ) of the brake is seriously worn. When braking, the rivets come into contact with the brake wheel, which not only reduces the braking torque but also scratches the surface of the brake wheel. It should be replaced in time. (C)
A, brake wheel
B, spring
C, tile lining
30, [Single choice question] The roll shaft is inconvenient to check, and it should be checked during the crane ( ). (C)
A, minor repair
B, intermediate repair
C, major repair
31, [Single choice question] Due to the load capacity of the factory or track, the wheels should be ( ) when the load is large. (B)
A, reduce
B, increase
C, change or increase the diameter
32, [Single choice question] Drivers implement ( ) hourly inspection system. (B)
A, 1
B, 2
C, 4
33, [Single choice question] The opening degree of the hook is increased compared to the original size ( ) and should be scrapped. (B)
A, 10%
B, 15%
C, 20%
34. [Single choice question] When moving under high-voltage lines, leave enough ( ) to walk according to the commander's signal. (A)
A, safe distance
B, fuel
C, driving distance
35, [Single choice question] Multiple-person bundled operations should be directed by ( ). (A)
A, dedicated
B, common
C, one person
36, [Single choice question] Digital load controller overload protection, when adjusted to the rated lifting capacity ( ), the power can be automatically cut off.(C)
A, 90%
B, 100%
C, 110%
37. [Single choice question] According to the direction of the twisting of the wire rope, it is divided into straight, crossed, and mixed. Among them, the one that is widely used as lifting rope is (). (B)
A,
B, slinging rope
C, mixed rope
38, [Single choice question] A special equipment accident caused less than 3 deaths, or serious injuries to less than 10 people, or direct economic losses of less than 10 million yuan and less than 10 million yuan are: ( ). (C)
A, major accident
B, serious accident
C, general accident
39, [Single choice question] The hook of the electric crane can be started when it is no load, but the hook cannot be started when it is heavy loaded indicates that the lifting mechanism (). (B)
A, damaged
B, overload
C, motor damaged
40, [Single choice question] It is often in a state of loosening the gate. Only when the force is applied can it be closed. This brake is called: (). (B)
A, normally closed
B, normally open
C, gate wall
41, [Single choice question] When the crane operates under high-voltage lines with a transmission line voltage of 10KV or on both sides, the minimum distance from the route is (). (C)
A, 1.5-meter
B, 2.5-meter
C, 3-meter
D, 5-meter
42, [Single choice question] If the main stress-bearing structural parts of the lifting machinery break or the lifting mechanism falls, it belongs to (). (C)
A, major accident
B, serious accident
C, general accident
43, [Single choice question] The function of the moving pulley in the crane pulley set is: ( ). (A)
A, labor-saving
B, changing the direction of the wire rope stress
C, balancing
44, [Single choice question] The safety inspection of crane rigging includes (). (A)
A, external inspection, use correctness check
B, performance test and external inspection
C, verification inspection and performance test
D, model, specification inspection and use correctness check
45, [Single choice question] What is the limit position limiter composed of and limit switch ( ). (B)
A, buffer
B, security ruler
C, anchor
46, [Single choice question] Most important or precise parts use the ( ) method to turn over objects. (C)
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A, first
B, second
C, slowest
48, [Single choice question] The approximate calculation formula for the allowable tension of the wire rope: P=d2/10* (T), where d represents: ( ). (A)
A, wire rope diameter, unit English sub-
B, wire rope diameter, unit millimeter
C, wire rope radius, unit English sub-
D, wire rope radius, unit millimeter
49, [Judgement question] " Safety Production Law of the People's Republic of China " stipulates that safety production management adheres to the principle of safety first and prevention first. (√)
50. [Multiple choice question] The special equipment referred to in the "Special Equipment Safety Law of the People's Republic of China" refers to boilers, pressure vessel (including gas cylinders), pressure pipeline , elevators, passenger cableways, and large amusement facilities. (×)
51. [Judgement Question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that the use of special equipment that has been explicitly eliminated and scrapped by the state is prohibited. (√)
52. [Judgement Question] The "Special Equipment Safety Law of the People's Republic of China" stipulates that special equipment that has not been regularly inspected or failed the inspection shall not be used.(√)
53. [Multiple choice question] When lowering, the handle should be turned to the first gear and the slowest speed should be lowered first. (×)
54. [Multiple choice question] To ensure the safety of the human body, the grounding resistance of at any point on the crane should be greater than 4 ohms. (×)
55. [Multiple choice question] Starting from work safety, all working mechanisms of the crane should use normally open brakes. (×)
56. [Multiple choice question] When using a set of wire rope ropes, at least two ropes should be used. (×)
57. [Multiple choice question] There will be no electric shock accident after using the safe voltage. (×)
58. [Multiple choice question] When using the device rope card, only the specifications must be consistent, and the direction of the pressure plate can be placed arbitrarily. (×)
59. [Multiple choice question] The purpose of the brake adjusting the length of the main spring is to obtain appropriate braking torque. (√)
60. [Judgement Question] Dangerous items refer to ·Safety Production Simulation Exam 1. Diantong · Flammable and explosive items , hazardous chemicals, radioactive items, and other items that can endanger personal safety and property safety. (√)
61. [Multiple choice question] Cranes with only one set of brakes cannot lift hot molten metal. (√)
62. [Judgement Question] When the driver handed over, the equipment should be cleared. (√)
63. [Multiple choice question] Drivers must strictly abide by the shift handover system. Safe production mock exam passes one by one. , do a good job in handing over shifts. (√)
64. [Judgement Question] When the angle of the wire rope used for sling is greater than 120°, it cannot be lifted. (√)
65. [Judgement Question] If the hook has cracks or dangerous section wears to 10% of the original size, it should be scrapped. (√)
66. [Multiple choice question] An anti-slip device should be installed on the hook. (×)
67. [Multiple choice question] When disassembling, repairing or inspecting a crane in high altitude, you must wear a seat belt. (√)
68. [Multiple choice question] If door crane has a higher body, the higher the center of gravity, and the more unsafe it is. (×)
69. [Multiple choice question] () When drawing a sectional view with "several intersecting cut planes", you should first cut and then rotate, and rotate to parallel to a selected projection surface before projecting. (√)
70. [Multiple choice question] When the opening degree increases by 15% compared to the original size, it is one of the standards for the scrapping of hooks. (√)
71. [Multiple choice question] The national standard number of my country's lifting and lifting command signal is GB5082-85. (√)
72. [Multiple choice question] The rated lifting capacity of the grab crane includes grab self-weight. (√)
73. [Multiple choice question] Before driving a rail crane, track trench, track surface, cable trough and all obstacles that affect driving must be removed. (√)
74. [Multiple choice question] If there are cracks in the pulley, weld and repair it, continue to use it. (×)
75. [Judgement Question] Special equipment user units shall establish and improve special equipment safety management systems and job safety responsibility systems. (√)
76. [Multiple choice question] The main person in charge of the production and use unit of special equipment shall be fully responsible for the safety and energy-saving work of the special equipment of the unit. (√)
77. [Multiple choice question] The lifting hook of the electric crane lifting mechanism can be started and lifted when overloaded, indicating that the crane will not be in danger. (×)
78. [Multiple choice question] The wire rope of the same diameter may use the same tension. (×)
79. [Judgement Question] The stroke limiter should ensure that the power is automatically cut off when its mechanism is running to the limit position. (√)
80. [Multiple choice question] Carefully implement the shift handover system, so that problems can be discovered in a timely manner and prevent problems before they happen. (√)
81. [Multiple choice question] The crane "forward" or "retreat" "safety production simulation test passes one by one". "Forward" means that the crane leaves the command personnel; "retreat" means that the crane is coming to the command personnel.(×)
82. [Multiple choice question] The brake of the lifting mechanism on the crane must be able to reliably brake 1.25 times the rated load. (√)
83. [Multiple choice question] The crane driver should carefully inspect the various safety devices and main components of the crane before working. (√)
84. [Multiple choice question] Crane drivers must strictly observe their jobs and must not leave the crane without authorization. (√)
85. [Multiple choice question] The work of the crane driver is carried out in close cooperation with the crane command personnel and the binding and hooking personnel. (√)
86. [Multiple choice question] If there are abnormal phenomena or abnormal noises in each transmission mechanism of the crane, the operation should be stopped. (√)
87. [Multiple choice question] When working, it is strictly forbidden to tilt position or tilt lift. (√)
88. [Multiple choice question] When the crane is in a working state, repairs and maintenance should not be carried out. (√)
89. [Multiple choice question] There should be foam fire extinguishers in the crane operation room and computer room. (×)
90. [Multiple choice question] Lifting machinery is a transportation machinery that lifts, drops and moves horizontally through intermittent operation. (√)
91. [Multiple choice question] The lifting mechanism of the crane and the variable amplitude mechanism must be installed. Normally closed brakes must be installed. (√)
92. [Multiple choice question] The brake of the crane lifting mechanism must be able to reliably brake 1.1 times the load. (×)
93. [Multiple choice question] Lubrication of the rotating part of the crane should be used to make lubrication with a dilute oil pot during work. (×)
94. [Multiple choice question] The lifting solenoid lifting rusty steel or mezzanine steel rifle is a normal operation. (×)
95. [Multiple choice question] When lifting electromagnets are lifted, pay special attention to their routes and are not allowed to pass through people and equipment. (√)
96. [Multiple choice question] There should be protective measures to prevent collision of the terminal cover on the lifting solenoid shell. (√)
97. [Multiple choice question] Special equipment operators who work across regions can apply for review from the certificate issuing department of their place of employment. (√)
98. [Multiple choice question] Wheel slip may be caused by excessive motor power and excessive start. (√)
99. [Judgement Question] The appearance of the steel structure should be without deformation, no visible cracks, no cracks or missing welding, and the connection bolts and pin shaft are complete, and the fixation is reliable. (√)
100. [Multiple choice question] If there is a strong wind in open-air crane with a level 6 or above, the work should be stopped. (√)
supports the test questions for precision lift drivers in various regions across the country, supports safety qualification certificate, special operation certificate , professional skills appraisal and other job question bank exercises.
