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