CMRP Exam / Exams / بواسطة handasatac /186 Certified Maintenance and Reliability Professional (CMRP) 1 / 186 1. Which of the following statements about reliability is true A) Reliability of a system or equipment can be improved as a result of administration or legislation B) Reliability of a system or equipment can be improved as a result of testing C) A reliable system can be designed from unreliable components if enough redundancy is used D) Increasing the amount of maintenance cannot improve reliability above the level established by the design of a system 2 / 186 2. New oils supplied to the plant are usually _______ OEM recommended oil cleanliness for the plant equipment A) Same as B) Better Than C) None of the above D) Worse than 3 / 186 3. Which of the following is considered an additive for an engine oil A) Pour point B) Viscosity C) Flash point D) Oxidation inhibitor 4 / 186 4. Vibration monitoring can detect uniform impeller wear A) True B) False 5 / 186 5. A Weight loaded accumulator will A) Lose pressure as fluid discharges B) Gain pressure as fluid discharges C) Have an unstable/erratic pressure as accumulator discharges fluid D) Stay at same pressure as fluid discharges 6 / 186 6. When training maintenance workers, it is best to first A) Review the list of classes already taken by the workers B) Check the budget to set how much to spend per worker C) List all the tasks the workers need to perform D) Give classes to all workers on basic skills 7 / 186 7. When forming teams to address reliability issues, four stages of team development should be recognized and managed by the reliability professional. These stages in order are A) Forming/Storming/Norming/Performing B) Warming/Absorbing/Performing/Norming C) Forming/Absorbing/Storming/Performing D) Warming/Swarming/Absorbing/Norming 8 / 186 8. Name two hydraulic system pressure control valve that typically do NOT produce heat in operation A) Counterbalance and Unloading valves B) Relief and unloading valves C) Reducing and Counterbalance valves D) Unloading and Sequence valves 9 / 186 9. An auxiliary pump Diesel engine oil sample results indicate 60ppm of iron from the lab. OEM recommendation for wear is 30ppm of iron. What is the next step A) Change out oil and filter immediately and observe the trend B) Replace the engine due to impending failure C) It is normal, keep machine running to avoid production loss D) It may be a bad sample, just wait for the next sample 10 / 186 10. What is the formula for calculating availability A) MTBF/MTTR B) MTTR/(MTTR+MTBF) C) (MTBF)/1 D) MTBF/(MTBF+MTTR) 11 / 186 11. For a reliability business process, what is the meaning of F.R.A.C.A.S A) Fault Reports, Analysis and Correction Activities system B) Failure Repairs, Corrective Maintenance Activities and C) Failure Reporting, Analysis and Corrective Actions System D) Functional Rating and Counter Action Systems 12 / 186 12. From the following list, which is not a critical structural element of a strategic plan for maintenance and reliability A) Current levels of performance B) Historical direction of the business C) Benefits available through implementation D) Vision of the future state 13 / 186 13. An equipment maintenance strategy where there is no routine maintenance. Tasks performed are only corrective in nature and only done when the machine has failed is called A) Preventive maintenance strategy B) Condition based maintenance strategy C) Predictive maintenance strategy D) Run-to-failure strategy 14 / 186 14. It should be common practice for Operators to perform PMs A) False B) True 15 / 186 15. The failure rate of a component / asset can be calculated by knowing A) MTBF B) Uptime C) Number of failures D) MTTR 16 / 186 16. A strainer installed at the inlet of a hydraulic pump is rated by A) Mesh size B) All the above C) Beta ratio D) Micron rating 17 / 186 17. FMEA is applicable only to assets currently in use A) True B) False 18 / 186 18. The maintenance manager of a manufacturing plant is not happy with his asset performance. He wants to introduce an asset reliability process to improve the situation. Which one of these steps must be taken first A) Prioritize assets by consequence/relative risk B) Identify which assets contribute to business goals C) Align reliability strategy with business goals D) Establish asset performance requirements 19 / 186 19. What is the meaning of FTA during equipment reliability analysis A) Fourier transformer analysis B) Failure Tree Analytics C) Fault tree analysis D) Failure Troubleshooting of Assets 20 / 186 20. The gear used to convert rotary motion into translating motion is A) Spiral bevel gear B) Worm and wheel C) Crown gear D) Rack and pinion 21 / 186 21. When a pump has angular misalignment, the pump A) and motor shafts are touching B) and motor shafts are too far apart C) and motor shafts don't align in any plane D) and motor shafts are still parallel 22 / 186 22. The maintenance manager of a mining company recently formed a reliability team to improve equipment performance. The team members don't seem to get along well. Team members stick to their own style of working and challenge authority whenever they get the opportunity. Some team members are even questioning the team's goals. What developmental stage is the reliability team A) Performing B) Forming C) Norming D) Storming 23 / 186 23. An IR thermography window is an effective method to satisfy NFPA 70E arc flash requirements A) False B) True 24 / 186 24. What is a statement of principles used to achieve maintenance objectives and guide maintenance management decision making A) Reliability goal B) Procurement management policy C) Corporate vision D) Maintenance Policy 25 / 186 25. Most of the maintenance costs become fixed A) During design B) After installation C) During operations 26 / 186 26. Work identification, planning and scheduling in a reliability business process is a _________ key performance indicator A) Leading B) Normal C) Planner's D) Lagging 27 / 186 27. With series systems, reliability _______ as the number of components increases A) Increases B) Is undefined C) Remain constant D) Decreases 28 / 186 28. Cavitation is caused by A) Too little fluid at the pump outlet B) Too much fluid volume at the pump inlet C) Too much fluid at the pump outlet D) Too little fluid volume at the pump inlet 29 / 186 29. What is the most common failure mechanism for a ball bearing service A) Storage and handling error B) Excessive loading C) Poor lubrication D) Install errors 30 / 186 30. Lagging KPIs are the results of a process A) True B) False 31 / 186 31. Which of the following is not a method of water removal from a system A) Gravity Setting B) Centrifuge C) Tank Breather D) Vacuum Dehydration 32 / 186 32. The below diagram is known as A) Fault Tree Analysis Diagram B) Pareto Diagram C) Ishikawa Diagram D) Weibull Chart 33 / 186 33. Which rolling element bearing can't handle any thrust load A) Ball B) Spherical Roller C) Needle D) Tapered Roller 34 / 186 34. What is the statistical mode and the median of the following data (3.0, 12.0, 9.0, 4.0, 2.0, 4.0, 4.0) A) Mode = 4, Median = 8 B) Mode = 4, Median = 4 C) Mode = 3, Median = 9 D) Mode = 4, Median = 4.5 35 / 186 35. _____In a vendor managed inventory system, parts replenishment is conducted by A) Maintenance technician B) Maintenance planner C) Supplier representative D) Customer's warehouse personnel 36 / 186 36. Time-based PMs should be less than 20% of all PMs A) False B) True 37 / 186 37. Properly training the M&R workforce can increase asset and plant availability A) True B) False 38 / 186 38. What is the most important consideration when changing lubricant supplier A) Carry out elemental analysis on all oils B) Conduct lube audit C) Conduct compatibility studies D) Consult the most experienced mechanic on site 39 / 186 39. In a highly loaded gear application, which lubrication condition is predominant for adhesive wear to occur A) Boundary B) Full film C) Elastohydrodynamic D) Mixed film 40 / 186 40. A solenoid activated valve may not shift if the A) Solenoid voltage is too low B) Solenoid voltage is too high C) Pressure is too high D) Indicator lights are wired backwards 41 / 186 41. Understanding the known and likely causes of failures can help design a maintenance strategy for an asset to prevent or predict failure A) True B) False 42 / 186 42. 100% of maintenance personnel’s (craft) time should be scheduled A) False B) True 43 / 186 43. The 6th S in the 6 S (also called 5 S plus) process stands for safety A) False B) True 44 / 186 44. When measuring the temperature of an object using a radiometric imager, which two parameters have the greatest effect on the accuracy of the temperature reading on the instrument A) Emissivity and background temperature B) Aperture and brightness C) Relative humidity and ambient air temperature D) Range and span 45 / 186 45. The temperature at which grease passes from a semi-sold to liquid state under ASTM D2265 condition is called A) Dropping point B) Liquidation Point C) Separation point D) Melting point 46 / 186 46. Traditional types of on-condition maintenance involve all the following except A) Vibration Analysis B) Thermography C) Non Destructive Testing D) Bearing replacement 47 / 186 47. What is the RPN given the following score. Severity = 10, Occurrence = 10, Detection = 10, and Criticality = 5 A) 500 B) 1000 C) 200 D) 5000 48 / 186 48. As the maintenance manager for a manufacturing company, you have conducted a study that reveals the mechanics, on average, spend four hours per ten-hour shift on wrench time (tool turning time). Your first action should be A) Encourage your planners to develop more aggressive job estimates B) Inform management that four hours wrench time (tool turning time) per day is considered good C) Improve planning and scheduling to increase wrench time (tool turning time) D) Investigate the barriers causing loss of wrench time (tool turning time) 49 / 186 49. The maintenance manager of a mining company has all the following as his deliverables except A) Increasing availability B) Increasing MTTR C) Increasing MTBF D) Reducing equipment downtime due to parts unavailability 50 / 186 50. 100% of PM and PdM tasks should be developed using FMEA /RCM methodology A) False B) True 51 / 186 51. What is the recommended methodology to reduce or increase the frequency of a PM inspection A) Use American Petroleum Institute (API) B) Use Risk Based Inspection (RBI) C) Use American National Standards Institute (ANSI) D) Use best practices from other industries 52 / 186 52. A ______ is used to protect components in a fixed displacement pump circuit A) Counterbalance valve B) Relief valve C) Reducing valve D) Stop valve 53 / 186 53. What is the formula for Risk Priority Number (RPN) A) Occurrence x Priority x Index Number B) Risk x Priority x Number of Units C) Revolutions x Pitch distance x Number of units D) Severity x Occurrence x Detection 54 / 186 54. An MRO storeroom shouldn’t be stocking parts for emergencies A) False B) True 55 / 186 55. A multi-grade oil is designated as 10W-40, what does the W stand for A) Winter B) None of the above C) Weight D) Weather 56 / 186 56. What relationship should Maintenance and Reliability Teams have with customers and suppliers for optimum effectiveness A) Management should be the only communicators with customers and suppliers B) Team members should be involved in communicating with customers and suppliers C) Sales should be the only department communicating with customers D) Purchasing should be the only communicators with suppliers 57 / 186 57. The best method of measuring the Reliability of an asset is by counting downtime events A) True B) False 58 / 186 58. What is the use of RPN during failure mode and effect analysis A) To help improve technician skills B) To help prioritize corrective actions C) To help improve technician skills D) To determine if the reliability policy matches corporate vision 59 / 186 59. Creating a reliability culture from a reactive mode can be accomplished in a short period of time if enough resources are made available A) False B) True 60 / 186 60. A reliability statement should contain four elements. Identify these elements A) Policy, procedure, people, safety B) Probability, function, time, condition C) Criticality, performance, environment, probability D) Equipment, production, maintainability, time 61 / 186 61. Name 2 Hydraulic system pressure control valves that typically produce heat in operation A) Counterbalance and unloading B) Sequence and Counter Balance valves C) Relief and Reducing Valves D) Relief and unloading 62 / 186 62. The reliability block diagram for a system is shown below. What is the reliability of the system A) 0.9999 B) 0.94 C) 0.7979 D) 0.9797 63 / 186 63. The maintenance cost of a manufacturing plant is considered a ______ of performance A) true indicator B) leading indicator C) lagging indicator D) minor indicator 64 / 186 64. What is it called when during mounting, the internal clearances of tapered roller bearings are removed A) Preload B) Interference fit C) Cone/Cup fit D) Slack adjustment 65 / 186 65. PM compliance is a _________ KPI A) Lagging or Leading B) Leading C) Lagging 66 / 186 66. Weibull (life data) analysis is primarily used for A) Maintainability analysis B) Life-cycle cost analysis C) On time ratio calculations D) Probability of failure determination 67 / 186 67. Operations notified maintenance department about an unusual bearing noise when a process water pump runs for more than 8 hours continuously. After a regular PM was completed and production had started, it was noticed that bearing noise was not fixed. Amongst the following, which one is the most credible reason for this occurrence A) Planning department was not informed to create work order to address the bearing noise B) Operations were mounting too much pressure so there was no time to complete the work C) The operations manager failed to notify the maintenance manager about the issue of bearing noise D) Maintenance technician failed to notice and diagnose the bearing noise due to lack of skills 68 / 186 68. TPM is a type of maintenance performed by the operators A) False B) True 69 / 186 69. The weight per unit volume of a liquid at a standard temperature and pressure is called A) Mass density B) Specific weight C) None of the above D) Specific gravity 70 / 186 70. Which of the following methods is used to perform elemental analysis on oil A) Rotating disc spectroscopy B) All the above C) Gas Chromatography D) Inductively coupled plasma 71 / 186 71. Reliability and Maintainability can only be designed in A) True B) False 72 / 186 72. A systematic planning and control of a physical resource throughout its life, including specification, design, construction, operation, maintenance and disposal when no longer needed is a definition for A) Maintenance Management B) Reliability Management C) Life Cycle Analysis D) Asset Management 73 / 186 73. All these gears are used to connect two parallel shafts except A) Double helical gears B) Helical gear C) Bevel gears D) Spur gear 74 / 186 74. Using predictive technologies, approximately what percent of failures in rotating equipment can be found A) 40% B) 20% C) 60% D) 80% 75 / 186 75. The kinematic viscosity is the A) Ratio of absolute viscosity to the density of the liquid B) Product of absolute viscosity and density of the liquid C) Product of absolute viscosity and mass of the liquid D) Ratio of density of the liquid to the absolute viscosity 76 / 186 76. Which one of the following is not a major test method for a membrane filter A) Forward flow test B) Pressure Leak Test C) Pressure Hold Test D) Bubble point test 77 / 186 77. For maintenance planning and scheduling, the amount of time it takes to create purchase requisition, order parts and have it delivered to warehouse ready for use is called A) Lead time B) Mean time to delivery C) Vendor management time D) Parts availability 78 / 186 78. A tool that produces a diagram that displays various conditions that could cause a particular failure is A) FMEA B) DFMEA C) FTA D) FMECA 79 / 186 79. A simple computer consists of a processor, a bus and a memory The computer will work only if all three are functioning correctly. The probability that the processor is functioning is 0.99 that the bus is functioning 0.95, and that the memory is functioning is 0.99. What is the reliability of the computer A) 0.8935 B) 0.9311 C) 0.9767 D) 0.9835 80 / 186 80. RCM methodology can’t be used effectively on new systems being designed A) True B) False 81 / 186 81. Cavitation in a process pump can be caused by all the following except A) Fluid viscosity is too high B) Clogged inlet strainer C) Inlet strainer is too small for the application D) None of the above 82 / 186 82. a Team tasked to perform FMEA on a plant equipment will be using RPN to rank the failure modes. What is the meaning of RPN A) Revolutions per Note B) Risk Preventive Number C) Risk Priority Number D) Records Preparation Number 83 / 186 83. All the following are considered lagging maintenance key performance indicators except A) Mean time between failure B) Percentage of work order completed versus work order planned C) Maintenance cost D) Mean time to repair 84 / 186 84. A diesel engine powering a process pump was diagnosed to have fuel dilution in the engine oil. Oil samples were taken and sent to the lab for analysis. Which of the following methods will be used by the lab analyst to confirm the fuel dilution problem A) Infrared Spectroscopy B) Gas chromatography C) Analytical Ferrography D) Viscosity test 85 / 186 85. A plot is a simple power curve of cumulative time and cumulative failures. The data, when plotted on log-log paper, usually results in straight lines. What is this plot called A) Bathtub curve B) Crow AMSAA Plot C) Ishikawa diagram D) Reliability trend diagram 86 / 186 86. In 'which of the following circumstances might it be appropriate to conduct a Failure Modes and Effects Analysis A) The Maintenance Department has assumed responsibility for maintenance of the equipment in a small production line acquired after buyout of a smaller competitor. The competitor uses equipment that is different from the company's existing equipment B) Corporate downsizing has reduced the staff of the Maintenance Department to two Reliability Technicians and two foremen for each craft (trade). These foremen will now manage contracted maintenance crews for all plant (facility) maintenance activities C) A custom-made production machine, critical to meeting production requirements, has failed for a third time in six months. The Maintenance Department has carefully inspected the machine after each failure, and each failure has been attributed to a loss of lubrication of the machine's bearings D) The Production Department has added a third production shift to meet increased sales. The new shift will be staffed mostly of new employees whose training consists of two weeks working with the day shift. Adding the third shift also increases equipment operating hours by 50% 87 / 186 87. The primary purpose of operations involvement in the maintenance program is to A) Increase stakeholder contributions to asset maintenance B) Improve plant (facility) housekeeping and decrease contractors C) Reduce maintenance workforce staffing and maintenance costs D) Increase the skill levels of operations 88 / 186 88. Karl Fischer’s Coulometric Titration Method is an effective technique to determine the metallic content (in PPM) in an oil sample A) True B) False 89 / 186 89. New incoming oil from the supplier is always clean and ready to be used A) False B) True 90 / 186 90. What is the evolution of maintenance in accordance to time(I) Corrective Maintenance(II) Predictive Maintenance(III) Preventive Maintenance(IV) Proactive Maintenance A) IV, III, II, I B) I, IV, III, II C) I, III, II, IV D) I, III, IV, II 91 / 186 91. MTBF is measured by operating time divided by the number of failures of an asset A) True B) False 92 / 186 92. All the following are desired outcome of reliability improvement process except A) Increasing equipment uptime to as high as possible B) Increase MTBF to as high as possible C) Reduce MTTR to as low as possible D) Reducing wrench time (tool time) to as low as practicable 93 / 186 93. A machine in the mining plant has 3 components that must work together to perform a function. If any of the components fails, the machine will not function properly. If the reliability of each component is .95, what is the reliability of this machine A) 0.3167 B) 2-5874 C) 0.8574 D) 0.95 94 / 186 94. The objective of RCM is to preserve functions A) True B) False 95 / 186 95. Which fluid has the best heat transfer properties A) Liquid nitrogen B) Water C) Synthetic oil D) Mineral oil 96 / 186 96. RCM provides best results when used A) During Operation /Production B) During Design / Development C) After an asset has failed or keeps failing 97 / 186 97. The biggest benefit of a Failure Modes and Effects Analysis occurs during A) None of the above B) Maintenance phase C) Operations phase D) Design phase 98 / 186 98. Operations and Maintenance must work as a team to achieve improved OEE A) False B) True 99 / 186 99. A system was the structure has a built-in redundancy. Components are backed up, and the system will work even if some of the components fail to function is considered a A) Parallel system B) Combination of both parallel and series system C) Series system D) Complex system 100 / 186 100. For a world Class Maintenance, what is an ideal percentage of planned maintenance work A) 50% B) 90% C) 10% D) 25% 101 / 186 101. A maintenance engineer has a list of pump failure modes and the frequency of occurrence. Which of the following diagrams can help prioritize maintenance actions A) Bathtub Curve B) Ishikawa diagram C) Pareto Chart D) Reliability trend diagram 102 / 186 102. The primary function of ________ is to coordinate the availability of assets to be maintained with all required resources; this include labor, material and services required to execute maintenance work A) Turnaround B) Planning C) Scheduling D) Execution 103 / 186 103. A farmer in a rural area had problems with his tractor tires. He called a maintenance personnel to replace two front tires that had gone flat overnight with two used ones he had in storage. He had determined that the two rear tires had been recently replaced with new ones. If reliability of the front tires were 0.97 each and that of the rear tires were 0.99 each. What is the reliability of the system of tractor tires A) 0.9409 B) 0.9999999991 C) 0.9222 D) 0.9314 104 / 186 104. Understanding of a P-F curve should help in optimizing PM frequency A) False B) True 105 / 186 105. RCM stands for A) Reliable Centers of Maintenance (uses best practices) B) Reliability Centered Maintenance C) Regimented Centers of Maintenance 106 / 186 106. Reliability can be improved easily after a maintenance plan has been put into operation A) True B) False 107 / 186 107. Leading KPIs predict results A) True B) False 108 / 186 108. Out of the choices below, which is the best way to evaluate the effectiveness of a safety program A) Measure the number of safety slogans and bulletins posted B) Review health and safety performance as required C) Solicit feedback about safety performance from employees D) Periodic safety audits of work processes in the field 109 / 186 109. For a parallel system, the rate of increase in reliability with each additional component decreases as the number of components A) Remain the same for prolonged periods B) Increase C) decrease D) Exceed more than three 110 / 186 110. Fluid flow is represented by the use of Reynolds number, which of the following represents a laminar flow A) 2300or more B) 2300or less C) Between2300 and 4000 D) 4000or more 111 / 186 111. When the operating temperature of a hydraulic oil is at 70 degrees and it is raised by 10 degrees due faulty oil cooler, what is the impact A) Oil life is reduced by ½ B) Oil life is improved 2 times C) Oil life is reduced by 10% D) Oil life remains unchanged 112 / 186 112. What is the beta ratio of a filter media that has a particles size of 50,000ppm at upstream and 500 downstream A) 100 B) 1000 C) 0.01 D) 0.1 113 / 186 113. XYZ company purchased a pump and defined its performance in the current operating contest as 250 GPM at 60 Psi for 18hrs a day. If after two months, an operator finds that the pump is delivering 100 GPM at 30 Psi. How will this pump be described to the maintenance manager A) Pump has not failed yet, it is still running B) Pump is potentially failing C) Pump has functionally failed D) Pump has catastrophically failed 114 / 186 114. Which of the following is not a primary objective for implementing a Planning process A) Mesh the production schedule and the maintenance schedule B) Reduce reactive work C) Prevent delays during the maintenance process 115 / 186 115. Which one of the lubrication delivery method is not a gravity type A) Wick feed oilers B) Deep feed oilers C) Constant level oilers D) Drip feed oilers 116 / 186 116. Of the following, what is the best method for measuring employee skills and training? A) Have employees complete annual self-evaluations B) Maintain a skills inventory and tracking database C) Keep records of all formal training courses taken D) Ask employees to keep a training notebook 117 / 186 117. Utilization of assets in a world-class facility should be about 85% A) False B) True 118 / 186 118. A maintenance team observe that a new gear box that was installed recently has failed. Further investigation revealed that the gear teeth were misaligned during installation. What category will this failure mode fall under on the bath-tube curve A) Wear Out Failure B) Undetermined because more data is required C) Infant Mortality Failure D) Random Failure 119 / 186 119. What is a standard methodology to reduce or increase the frequency of a PM inspection A) Risk Based Inspection (RBI) B) American Petroleum Institute (API) C) American Society of Mechanical Engineers (ASME) D) American National Standards Institute (ANSI) 120 / 186 120. Which of the following most effectively makes up the members of a Manufacturing Team A) Senior Management/Production/Human Resources B) Production/Maintenance/Supplier/Engineering C) Sales/Customer/Production/Supplier/Senior Management D) Maintenance/Engineering/Production/Human Resources 121 / 186 121. The “F” on the P–F Interval indicates that equipment is still functioning A) False B) True 122 / 186 122. A maintenance engineer has a list of air compressor failure modes, frequency of occurrence and the consequences of each failure mode. Which of the following tools can help to track reliability growth since the maintenance strategy has changed in the last 6 months A) Fish bone diagram B) Reliability trend diagram C) Crow AMSAA Plot D) Pareto chart 123 / 186 123. Quality is one key component of OEE A) False B) True 124 / 186 124. The P–F interval can be applied to visual inspections A) True B) False 125 / 186 125. What does FTIR stand for A) Filter Temperature Index Recovery B) Fluid Transport Index Resistance C) Fluid Temperature Index Resistance D) Fourier Transform Infrared 126 / 186 126. A technician could not find a replacement OEM filter for a pump. He orders an aftermarket filter with the same micron rating. The two-filter media with same micron rating will have A) High efficiency if the make and model is from OEM B) The same beta ratio because they both have the same micron rating C) The same efficiency only if the filter's shape and size are the same D) Different efficiencies if their beta ratios differ 127 / 186 127. When initiating change to an existing process or program, the best practice is to A) Make organizational meeting to plan, train for, and implement change mandatory, but make participation voluntary to avoid alienating employees who dislike change B) Announce the new process or program, issue a draft directive for review and comment. Then issue the final with a specific compliance date, and employee review comments and recommendations incorporated to the maximum extent possible to get a buy-in C) Involve key personnel in planning and development of new process or program directives, train affected personnel, and then implement before a specified compliance date D) Issue a directive on the revised process or program, start it and require compliance by a specific date, then begin training as soon as possible thereafter 128 / 186 128. Availability is a function of A) Uptime and downtime B) MTTR C) MTBF D) Uptime 129 / 186 129. The inventory turnover ratio for MRO store should be A) Between 4–6 B) Over 6 C) Less than 2 130 / 186 130. Which one of the following is generally true A) Construction contractors are usually equally skilled at performing all maintenance tasks B) Maintenance is often reduced through project designs that provide In-place spares for all rotating equipment and heat exchangers C) Most mechanics can easily alternate between doing capital project work and doing equipment diagnosis and repair work D) Reliability Centered Maintenance can be applied on capital projects in the pre-construction stage to determine the maintenance plan 131 / 186 131. What are the three elements that form the fire triangle A) Fuel, air and spark B) Gasoline, air and heat C) Fuel, oxygen and ignition source D) Diesel, air and heat 132 / 186 132. What is the statistical average and the population standard deviation of the following series of numbers? 1.30, 1.25, 1.50, 1.12, 1.35, 1.38 A) Statistical average = 1.32; standard deviation= 0.128 B) Statistical average = 1.32; standard deviation= 1.50 C) Statistical average = 0.128: standard deviation= 1.32 D) Statistical average = 1.50; standard deviation= 0.25 133 / 186 133. How soon we can restore an asset is measured by A) MTTR B) MTBF C) MTBMA D) None of the above 134 / 186 134. A large manufacturing company installed some asset monitoring device on some large motors that were deemed critical equipment. The monitoring devices provide engineering with vibration data, acoustic data, as well as operational performance data. What asset management strategy has the company selected for the motors A) CBM (Conditioned Based Maintenance)/PDM (Predictive Maintenance) B) CBM (Condition Based Maintenance/CM (Corrective Maintenance) C) OBM (Operational Based Maintenance/CM (Corrective Maintenance) D) PM (Preventive Maintenance/OBM Operator Based Maintenance) 135 / 186 135. Which of the following statements about reliability is true A) Highly accelerated stress screening without design changes can improve reliability of systems B) Increasing the quantity and quality of maintenance cannot improve system reliability beyond the designed standard C) Reliability of a system or equipment can be improved as a result government legislation D) A reliable system can be designed from unreliable components if enough redundancy is built in 136 / 186 136. Percentage overtime maintenance labor hours is calculated as A) Scheduled overtime maintenance labor hours used to maintain assets divided by scheduled maintenance labor hours to maintain assets, expressed as a percentage B) Overtime maintenance labor hours used to maintain assets divided by the total maintenance labor hours to maintain assets, expressed as a percentage C) Total overtime labor hours divided by the total scheduled maintenance labor hours, expressed as a percentage D) The total overtime labor hours divided by the total maintenance labor hours to maintain assets, expressed as a percentage 137 / 186 137. The task of developing procedures and making work orders for maintenance work activities including identifying resource requirements, safety precautions and special work instructions required to execute the work will be performed by a A) Planner B) Technician C) Maintenance team leader D) Scheduler 138 / 186 138. When the time period between the testing which detects a failure, for failures with significant economic consequences, and when life expectancy is highly variable, a good approach is A) More frequent periodic predictive testing B) Structured preventive maintenance C) On-line condition monitoring D) Time based rebuild or change out 139 / 186 139. Which diagram is illustrated in the picture below A) Fishbone Diagram B) Fault Tree Analysis Diagram C) Root Cause Analysis Diagram D) Crow AMSAA Diagram 140 / 186 140. Which of the following does not support people development A) Defining training and skills goals B) Providing feedback only when asked C) Coaching, feedback, and encouragement D) Defining result areas, goals, and measurements 141 / 186 141. What is the statistical average and the population standard deviation of the following data (3.0, 12.0, 9.0, 4.0, 2.0) A) Mean = 4, Standard deviation = 3.487 B) Mean = 30, Standard deviation = 5.847 C) Mean = 5.9, Standard deviation = 3.847 D) Mean = 6, Standard deviation = 3.847 142 / 186 142. Which of the following metrics definitions is not accurate A) Backlog - how long it takes to fix broken equipment B) Uptime -% of time you run producing quality product at design rate C) MTBF - a measure or indicator of equipment life expectancy D) Schedule compliance - how often mechanics are pulled off their current work to another task 143 / 186 143. RCM team for a process plant selected a scheduled discard as part of their recommendation. This implies that the team had a clear evidence that the asset had experienced what A) Undefined failure mode B) Wear Out C) Random failure D) Infant Mortality 144 / 186 144. Which device is used to determine the mix ratio of water-soluble coolants A) Refractometer B) Refractometer C) Hydrometer D) Hygrometer 145 / 186 145. An accumulator in a hydraulic circuit is used to A) Make up for minor system leaks B) Make a valve shift quicker C) Make a pump run faster D) Make reserve tank fill up quicker 146 / 186 146. Which phase of the asset life cycle has the highest cost A) O & M B) Acquisition C) Design 147 / 186 147. Most emergency work orders should be written by production/operations A) True B) False 148 / 186 148. What is the inability of an item or system to meet the predefined performance standard established by owner or used A) Reliability B) Functional failure C) Turnaround/shut down D) Maintainability 149 / 186 149. Key performance indicators can be classified as leading or lagging indicators. An example of a lagging indicator for manufacturing is A) Mean Time Between Failures (MTBF) B) Overall Equipment Effectiveness C) Operating Costs D) Mean Time to Repair (MTTR) 150 / 186 150. In the life cycle of a piece of equipment, when is the best time to work on reducing corrective maintenance time A) During initial design phase B) Immediately equipment is delivered to site C) During purchasing and procurement D) After a major catastrophic failure 151 / 186 151. Which of the following is used to perform analysis on reliability growth A) Fault Tree Analysis Diagram B) Fault tree analysis diagram C) Root cause analysis diagram D) Crow AMSAA Diagram 152 / 186 152. What percentage of your assets should be ranked critical based on the risk to business A) over 50% B) Less than 20% C) 20-50% 153 / 186 153. A spring-loaded accumulator will A) Gain pressure as fluid discharges B) None of the above C) A spring-loaded accumulator will D) Lose pressure as fluid discharges 154 / 186 154. The primary purpose of scheduling is to coordinate maintenance jobs for greatest utilization of the maintenance resources A) True B) False 155 / 186 155. Which one of the following is the most common qualitative test method for water in oil sample A) ASTM waste particulate test B) Vacuum dehydrate C) Gravity Separation test D) Crackle test 156 / 186 156. A maintenance activity that is planned and carried out in order to prevent occurrence of failure that leads to loss of production is defined as A) Predictive Maintenance B) Pro-active Maintenance C) Break-Down Maintenance D) Preventive Maintenance 157 / 186 157. Which rolling element bearing cannot handle any thrust load A) Spherical roller bearing B) Needle bearing C) Tapered roller bearing D) Ball bearing 158 / 186 158. The best method of measuring the reliability of an asset is by A) MTBF B) MTTR C) Both 159 / 186 159. A hydraulic pump produces A) All the above B) Flow in gallons per minute (GPM) C) None of the above D) Pressure in pounds per square inch (Psi) 160 / 186 160. Maintenance cost will decrease as reliability increases A) True B) False 161 / 186 161. If a machine is run for 500 hours and five failures are observed during this period, what is the Mean Time Between Failure A) 500hours B) 2500hours C) 100hours D) 0.01hours 162 / 186 162. EOQ improves the inventory turn ratio A) True B) False 163 / 186 163. What are the three most significant constraints when developing a Maintenance and Reliability organization A) Budget / Operations / People B) Engineering / Human Resources / Budget C) Culture / Engineering / Budget D) Culture / People / Resources 164 / 186 164. A fault tree has three input events to an OR gate. This means that A) All three inputs must fail for system to fail B) One input failure is enough to cause system failure C) If all the input events occur, then the output will not occur D) Two out of three events must take place for system to fail 165 / 186 165. PM schedule compliance should be equal or greater than 95% A) False B) True 166 / 186 166. What percentage of maintenance work should be proactive A) 100% B) 50% C) 85%or more 167 / 186 167. Maintainability is measured by PM schedule compliance A) True B) False 168 / 186 168. With the exception of emergency work orders, Planning and Scheduling will benefit all maintenance work A) False B) True 169 / 186 169. What is the term used to describe a fluids internal resistance to flow A) Viscosity B) Pour point C) Coefficient of resistance D) Friction 170 / 186 170. In grease storage, what is the term used to describe the oil separation from the thickener A) Bleeding B) Oil wash out C) Dropping point D) Separation point 171 / 186 171. A rule of thumb is that, on average, an experienced planner can plan work for how many craft people A) 5 B) 15 C) 25or more 172 / 186 172. All maintenance personnel’s time should be covered by work orders A) False B) True 173 / 186 173. Most maintenance departments are faced with the following challenges except A) Lack of equipment to maintain B) Lack of effective scheduling C) Wrench time is less than 25% D) Lack of effective planning 174 / 186 174. A concept, a methodology or a way of working such that eliminating waste is embedded into business processes is called A) Lean Methodology B) SMED methodology C) Value Stream Mapping D) MUDA concept 175 / 186 175. Best practices would indicate that 90% or more of all maintenance work is planned A) False B) True 176 / 186 176. Which performance result best shows a maintenance and reliability manager that the scheduled maintenance activities being implemented are effective A) Maintenance cost per unit of production has decreased B) Hours spent on unscheduled maintenance have decreased C) Total annual maintenance cost has decreased D) Production rate has increased 177 / 186 177. When considering seals to maintain a lubricant within a vessel, which failure mechanism is likely caused by extreme temperature A) Seal surface damage B) Seal distortion C) Elastic deformation D) Seal wear 178 / 186 178. The probability of a system, a component or a device to perform it's required function without failure under current operating environment for a stated period is defined as A) Maintainability B) Functionality C) Availability D) Reliability 179 / 186 179. A skills audit is undertaken to A) Benchmark skills against other companies B) Help an organization understand skills it requires C) Develop employee training plans for the next year D) Help an organization understand skills in its industry 180 / 186 180. During maintenance planning and scheduling, the planner must consider all the following except A) Impact on production when equipment is taken down B) Vacation schedule for technicians C) The production team on schedule D) The technician skill level required for the task 181 / 186 181. What is the pressure exerted on a hydraulic system if a load of 2000Lbs acts on a 4in sq area of fluid A) 800Psi B) 8000Psi C) 500Psi D) 5000Psi 182 / 186 182. The 10% rule of PM is applied on critical assets A) True B) False 183 / 186 183. Best Practices are practices that are defined and applied by an organization to improve their operation. These practices may or may not be proven, but results are found to be acceptable A) True B) False 184 / 186 184. A series system made of 3 components functions good only if all 3 are working properly, if each component has a reliability of R, what is the system reliability A) 3R B) R x R x R C) [3/(R x R x R)]-1 D) 1-3R 185 / 186 185. The ISO cleanliness code of an engine oil is given as 18/16/13, the code "16' represents A) Particles lower than 16 microns B) Particles greater than 6 microns C) Particles lower than 6 microns D) Particles greater than 16 microns 186 / 186 186. For a world class maintenance planning and scheduling, what percentage of man-hours is allocated to breakdown or emergency work A) 15% - 10% B) 60% - 50% C) 5% - 1% D) 90% - 85% Your score is Restart quiz
