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