2021 Crane Driver (Overhead Crane Only) Examination Materials and Examination Skills

Question Bank Source: Production Safety Simulation Examination Public Account Mini Program

Safety Production Simulation Examination: Crane Driver (Overhead Crane Only) Examination Materials are generated by Production Safety Simulation Examination, Crane Driver (Overhead Crane Only) Certificate Simulation The test question bank is based on the latest version of the crane driver (overhead crane only) textbook, which compiles the simulation test for crane driver (overhead crane only). 2021 Crane Driver (Overhead Crane Only) Examination Materials and Crane Driver (Overhead Crane Only) Examination Skills

1. Multiple choice question】Wheels can be divided into: () according to the rim form. (BCD)

A. Horizontal rim

B. No rim

C. Single rim

D, double rim

2. [Multiple choice question] According to the winding direction of the wire rope, it is divided into: (). (CD)

A. Rope up

B. Lower rope

C. Rope around left

D. Rope right

3. [Multiple choice question] Which gantry cranes are () (ABCD)

A. Bridge crane

B. Gantry crane

C. Metallurgical overhead crane

D. Loading and unloading bridge

4. [Multiple choice question] The brakes used on cranes are divided into :(). (ABD)

A, block type

B, belt type

C. Cylindrical type

D, conical type

5. [Multiple-choice question] The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates that special equipment (), testing personnel and () must obtain corresponding qualifications in accordance with relevant national regulations before they can engage in relevant work. (AB)

A. Operators

B. Security management personnel

C. Maintenance personnel

6. [Multiple choice question] The main reason for brake failure is: (). (BCD)

A. The brake band gap is too small

B. Brake belt wear

C. Spring failure

D. Bring oil

7. [Multiple-choice question] How many methods are commonly used for tying lifting equipment? (ACD)

A. Pocket hanging method

B. Hemp rope method

C. Locking method

D. Bundling method

8. [Multiple choice question] \”Four mouths\” refers to () in construction projects. (ABCD)

A. Staircase

B. Elevator entrance

C. Reserve the hole

D. Channel port

9. Multiple choice questions】Commonly used national standard lifting operationsHow many methods are there for command signals ()? (ABD)

A. Hand signal

B. Semaphore signal

C. Transmit signal

D. Audio signal

10. [Multiple choice question] A brief history of the accident: In a building materials market, several children were playing next to a working 20/5t gantry crane. Suddenly someone shouted for help and saw a child lying on the ground. Next to the track of the cart, his hands were covered in blood. He was immediately sent to the hospital and found to have multiple fractures. Accident investigation: The equipment\’s travel limit is effective. The gap between the crane\’s sweeping plate and the track is 45mm. The driver holds a valid certificate to work. Analysis of the cause of the accident: () (ABC)

A. Lack of safety management in the workplace

B. The driver ignores production safety

C. There are potential safety hazards in the equipment

D. Unlicensed and illegal operations

11. [Multiple choice question] The reel can be divided into () according to whether the axis rotates. (AB)

A. Rotating shaft type

B. Fixed axis type

C, long axis type

D, short axis type

12. [Multiple choice question] The types of rope cores of steel wire ropes are (), The main function is to support and lubricate the rope strands? (ABCD)

A. Made of cotton

B. Made of hemp

C, asbestos

D, metal

13. [Multiple choice question] Every crane driver must adhere to the principle of \”three no harm\”, that is (). (BCD)

A. Do not hurt feelings

B. Don’t hurt yourself

C. Do not harm others

D. Not hurt by others

14. [Multiple choice question] The conditions for the generation of hydraulic energy in a hydraulic system must have (). (ACD)

A. Confined volume

B. Three-phase power supply

C. Hydraulic oil

D. External force

15. [Multiple-choice question] Any substance that can react violently with oxygen is called a combustible substance, which includes (). (ABC)

A. Solid

B. Liquid

C , gas

D, conductor

16 , [Single-choice question] There must be sufficient lighting during maintenance. If running lights need to be used, their voltage must be below () volts. (C)

A, 12

B, 24

C, 36

17. [Single-choice question] In the spaced stripe sign, the color warning of danger is () (B)

A, red and white

B, yellow and black

C, blue and white

18. [Single-choice question] Use () to put out fires in valuable equipment, archives, instruments, electrical appliances below 600V, grease, etc. (C )

A. Acid fire extinguisher

B. Foam fire extinguisher

C. Carbon dioxide fire extinguisher

19. [Single-choice question] When using an open flame temporarily, a () fire management system must be implemented. (C)

A, Level 1

B, Level 2

C, Level 3

20. [Single-choice question] \”Special Equipment Use Management Rules\” stipulates that after receiving the use registration application materials submitted by the user unit, if the registration authority cannot handle it on the spot, it shall accept it within () working days or a written decision of inadmissibility. (A)

A, 5

B, 10

C , 15

D, 20

21 , [Single-choice question] Before erecting or connecting to heights, it is necessary to () install the procedures. You must wear a safety helmet, fasten your seat belt, and have a dedicated person to direct the operation. (A)

A. Memorize it

B. Understand

C. Know

22. [Single-choice question] For lifting machinery that operates in the open air and has a high height (portal crane, quayside container crane, etc.), a signal light to prevent collision must be installed at () of the crane. .(B)

A, lowest

B , highest

C. Foremost

23 , [Single-choice question] The installation, modification, and maintenance unit shall hand over the technical data of installation, modification, and maintenance to the user unit within () days after the construction acceptance. (B)

A, 15

B, 30

C, 45

24. [Single-choice question] The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates that special equipment inspection and testing institutions and their inspection and testing personnel should issue inspection and testing reports objectively, fairly and timely, and Responsible for inspection, test results and (C)

A. Assessment results

B. Check conclusion

C. Identification conclusion

25. [Single-choice question] The rope buckles or ropes used when lifting equipment should meet the requirements of () (D)

A. Commander-in-Chief

B. Supervisor

C. Owner

D. Safety factor

26. [Single-choice question] The drum is a component used to wind the wire rope in the lifting mechanism or traction mechanism. Its function is to transmit power and convert the rotational motion into (). (A)

A. Linear motion

B. Curved movement

C. Circular motion

27. [Single-choice question] The fixing device at the end of the wire rope on the drum is usually fixed with (). (C)

A. Pressure plate

B. Wedge

C. Pressure plate or wedge

28. [Single-choice question] Gantry cranes with a span greater than () meters should be equipped with a deflection display or limiting device. (B)

A, 30

B , 40

C, 50

29 , [Single-choice question] The automatic control electrical appliance that uses electromagnetic principles or working principles to delay the closing or opening of contacts is () relay.

A. Time

B. Overcurrent

C, hot

30. [Single-choice question] A buffer is a () device. (B )

A. Acceleration

B. Energy absorption

C. Slow down

31 , [Single-choice question] If the main stressed structural member of the hoisting machinery breaks or the hoisting mechanism falls, it belongs to (). (C)

A. Major accident

B. Serious accident

C. General accident

32. [Single-choice question] The function of the fixed pulley in the crane pulley block is: (). (B)

A. Effort-saving

B. Change the force direction of the wire rope

C. Change the hook speed

33. [Single-choice question] The safety factor of steel wire ropes for hanging and binding should be ≥ (). (B)

A, 5

B, 6

C, 7

D, 8

34. [Single-choice question] \”Special Equipment Safety Law of the People\’s Republic of China\” No. 12 Article 1 stipulates that any unit or individual has the right to report illegal activities involving the safety of special equipment to the responsible person () and relevant departments, and the departments receiving the reports shall handle them in a timely manner. data-track=\”153\”>A. Special equipment safety supervision and management department

B. Labor Department

C, Procuratorate;

35. [Single choice Question] As shown in the picture, what kind of safety device is it?

(D)

A. Rubber buffer

B. Spring buffer

C. Limit switch

D. Emergency switch

E. Screw height limiter

F. Height limiter

36. [Single-choice question] Certificate holders should submit a reexamination application to the certification-issuing department () months before the expiration of the reexamination period. (A)

A, 1

B, 2

C, 3

37. [Single-choice question] Changes in the size of the hydraulic system () can change the speed of the output mechanical movement. (B)

A. Volume

B. Traffic

C. Pressure

38. [Single-choice question] One of the advantages of hydraulic transmission is that it can transmit power in the () direction with the help of the redirection of the oil pipe. (A)

A. Any

B, single

C, cross

39. [Single-choice question] It is also the professional ethics of lifting operators to prevent violations (). (B)

A. General performance

B. Specific performance

C. Special performance

40. [Single-choice question] As shown in the picture, what crane components does the picture represent?

(C)

A. Master switch

B. Gearbox

C. Cam switch

D. Wheel

E. Ring foot switch

F. Coupling

41. [Single-choice question] Electric sparks usually cause large areas of the human body (). (C )

A. Scratch

B. Burn

C , burns

42. [Single-choice question] The angle between the wire rope and the vertical line in lifting operations is generally not greater than (). (A)

A, 60°

B, 65°

C, 45°

43. [Single-choice question] At present, the operating mechanism of general-purpose overhead crane trolleys often adopts the () drive method. (B)

A. Concentration

B, respectively

C , mixed

44. [Single choice question] () is the core mechanism of the crane. (B)

A. Operating mechanism

B. Lifting mechanism

C. Cab

D. FuckVertical platform

45. [Judgement Question] In When working at a height of less than 2m in tall cauldrons, furnaces, tanks and other container equipment, it should also be regarded as high-altitude work. (√)

46. [Judgement Question] () The trolley operating mechanism generally consists of a motor, brake, reducer, trolley wheel, etc., most of which are driven separately. ( × )

47. [Judgement Question] Items that may easily cause combustion or explosion when in contact with each other can be mixed as long as they are separated. ( × )

48. [Judgement Question] When electrical equipment catches fire, use a foam fire extinguisher to put it out immediately. ( × )

49. [Judgement Question] Before accepting the lifting task, a lifting technical plan must be prepared. (√)

50. [Judgement Question] () Crane drivers must adhere to the principle of \”three no harms\”, that is, \”do not harm yourself, do not harm others, and do not be harmed by others.\” (√)

51. [Judgement Question] () Daily inspection of cranes includes inspections before, during and after operation of the crane and filling in of operation records. (√)

52. [True or False Question] The number of fixed pulleys for the pulley block with double running heads is generally an odd number, with one more pulley than the movable pulley. The middle pulley is a balance wheel (√)

53. [Judgement Question] () Lifting wire ropes are generally made of 6 strands, so they can still be used when one strand breaks. (×)

54. [Judgement Question] There should be an alarm prompt before and when the crane lifts objects over people. ( × )

55. [Judgement Question] () If you do not follow the rules and disciplines, accidents will come to your door (√ )

56. [Judgement Question] Lifting When lifting objects, electromagnets must pay special attention to their passage and are not allowed to pass on people and equipment (√)

57. [Judgement Question] () Manufacturing units do not need to obtain a lifting machinery manufacturing license to engage in corresponding manufacturing activities. ( × )

58. [Judgement Question] When the brake stroke of the cart is too large, the brakes will be too strong, causing impact and hanging objects to shake, which may easily deform the bridge and damage the components. () ( × )

59. [Judgement Question] () It is a safe operation to use the \”pocket\” method to lift high-altitude equipment or components. ( × )

60. [Judgement Question] The protection box is a complete set of electrical appliances used to distribute, protect and send signals. (√)

61. [Judgement Question] () Among the safety colors, yellow means warning and attention. (√)

62. [Judgement Question] For bridge cranes equipped with door interlock protection devices, when one of the door interlocks is disconnected, the power supply to all mechanisms should be cut off. (√)

63. [Judgement Question] The crane brake wheel must not have cracks. (√)

64. [Judgement Question] In any case, cranes are not allowed to be inspected or repaired while powered on. ( × )

65. [Judgement Question] Wind-proof and anti-skid devices are divided into wind-proof and anti-skid devices in working conditions and wind-proof and anti-skid devices in non-working conditions. (√)

66. [Judgment Question] The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates: The construction unit that installs, transforms, and repairs special equipment shall inform in writing of the proposed installation, transformation, and repair of special equipment before construction. District-level special equipment safety supervision and management department. ()(×)

67. [Judgement Question] Commonly used fire extinguishing equipment There are dry powder, carbon dioxide and other fire extinguishers. (√)

68. [Judgement Question] () Before operation, carefully check whether the main tools and equipment required are in good condition. (√)

69. [Judgement Question] () Understanding the shape, volume and material of the work object is one of the four elements of lifting operations. ( × )

70. [Judgement Question] Brake transmission components should be scrapped if they are seriously deformed that affects performance. (√)

71. [Judgement Question] The pulleys used for wire ropes should not have cracks or defects on their edges. (√)

72. [Judgement Question] There should be someone to supervise the hoisting area or use red and white tape to prohibit others from staying or passing through. (√)

73. [Judgement Question] Employees must abide by the unit\’s production safety rules and operating procedures during the operation. (√ )

74, [JudgmentOff topic】() The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates that imported special equipment shall comply with the requirements of my country\’s safety technical specifications and pass inspection; if it is necessary to obtain a production license for my country\’s special equipment, a license shall be obtained. (√)

75. [Judgement Question] If a certified operator cheats on an exam or obtains the \”Special Equipment Operator Certificate\” by other deceptive means, the \”Special Equipment Operator Certificate\” will be revoked and shall not apply again within one year. ( × )

76. [Judgement Question] The hemp core or cotton core steel wire rope core can not only store oil to lubricate the internal steel wires, but also play an anti-rust role. (√)

77. [Judgement Question] () The weight transmitted by the crane\’s traveling wheels to the foundation is called wheel pressure, which is a requirement for the foundation when designing the crane. (√)

78. [Judgement Question] The rope diameter is reduced due to damage to the rope core. It also causes the actual measured diameter of the anti-rotation wire rope to be reduced by 3% compared to the nominal diameter of the wire rope, or other types of wire ropes to be reduced by 10%. Even if there is no visible broken wire, the wire rope should be scrapped. (√)

79. [Judgement Question] () The emergency power-off switch is located in a place that is convenient for the driver to operate and is used to quickly cut off the main power supply in an emergency. Its structure should be able to automatically reset. ( × )

80. [Judgement Question] () The amount of oil in the reducer should be moderate. Too much oil will increase the loss of oil stirring power and cause the oil to overheat and easily oxidize and deteriorate. (√)

81. [Judgement Question] According to TSGZ6001-2019 \”Special Equipment Operators\” According to the \”Assessment Rules\”, applicants need to have a junior high school degree or above and meet the educational level requirements of the corresponding application project. (√)

82. [Judgement Question] If special equipment operators apply for assessment and certification, the employer or professional training institution shall issue safety education and training certificates, internship certificates, physical examination reports and other materials. ( × )

83. [Judgement Question] () Hooks can be divided into two types according to their shapes: forged hooks and plate hooks. ( × )

84. [Judgement Question] Intertwisted wire ropes are widely used in cranes because they have the advantages of not loosening and not easily kinking. (√)

85. [Judgement Question] Lowering the center of gravity of the equipment can increase the stability of surface-supported objects. (√)

86. [Judgement Question] The traveling mechanism of the trolley of an overhead crane is often driven separately. () (√)

87. [Judgment Question] The unsynchronized operation of the bridge crane\’s trolley will lead to rail chewing. (√)

88. [Judgment Question] The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates that units that produce, operate, and use special equipment should establish and improve Special equipment safety and energy saving responsibility system. (√)

89. [Judgement Question] Before starting the crane, the main contactor should be engaged and each operating lever should be placed in the neutral position. ( × )

90. [Judgement Question] () There must be sufficient lighting during maintenance. If running lights need to be used, their voltage must be above 36 volts. ( × )

91. [Judgement Question] () According to different working environments, working conditions, etc., high-altitude operations are divided into two categories: one is general high-altitude operations, and the other is special high-altitude operations. (√)

92. [Judgement Question] The \”Special Equipment Safety Law of the People\’s Republic of China\” stipulates that it is prohibited to use special equipment that has been eliminated by the state and has been scrapped. () (√)

93. [Judgment Question】An anti-slip device should be installed on the hook. ( × )

94. [Judgement Question] The \”Safety Supervision Regulations on Hoisting Machinery\” stipulates that users are prohibited from leasing and using lifting machinery that fails supervision inspections or periodic inspections. (√)

95. [Judgement Question] As long as the strength of the hook is guaranteed, there is no need to undergo inspection and issue a certificate. ( × )

96. [Judgement Question] When operating the pocket, the wire rope must be hung in the middle of the side of the object. () ( × )

97. [True or False] The command gestures commonly used in the operation of various types of cranes are called universal hand signals. (√)

98. [Judgement Question] The steel wire rope should be stressed slowly, and should not be stressed too hard or vibrate violently to prevent a sudden increase in tension. (√)

99. [Judgement Question] () The working level of the crane is divided according to the crane utilization level and load status. (√)

100. [Judgement Question] () The emergency plan must be updated and revised based on the drill verification results. (√)

Supports examination questions for precision crane drivers (overhead cranes only) in various regions across the country, and supports practice in the question bank for safety qualification certificates, special operation operation certificates, vocational skill appraisals and other types of work.