Operations management stevenson 11th edition test bank ch14s

ch14s Student: _ The goal of maintenance is to minimize cost True False The goal of maintenance is to maintain the productive system in good working order while minimizing or eliminating the cost of preventive maintenance True False Breakdown maintenance includes activities such as equipment inspection and adjustment True False Degree of technology is a factor affecting the decision of how much preventive maintenance is desirable True False Breakdown maintenance is best performed on a regularly scheduled basis True False One basis for scheduling preventive maintenance is passage of time True False Ideally, preventive maintenance will be performed before a breakdown or failure True False In the broadest sense, preventive maintenance extends back to the installation stage of equipment and facilities True False Pareto analysis (using the 80/20 rule) is one method of determining when preventive maintenance activities should be performed True False 10 In the area of maintenance, the Pareto phenomenon is reflected in the fact that, regardless of problem classification, all equipment will justify about the same expense True False 11 Proactive maintenance is periodic True False 12 It is best to replace a failing piece of equipment with one that will have identical capabilities as the equipment being replaced since we are already familiar with that machine True False 13 Cutting preventive maintenance in half will probably double the number of breakdowns True False 14 If one operator performing preventive maintenance requires two hours to complete the job, then two operators working together should complete the preventive maintenance in one hour True False 15 Maintenance activities are often organized into the two groups: A breakdown maintenance and preventive maintenance B breakdown maintenance and predictive maintenance C preventive maintenance and predictive maintenance D equipment maintenance and breakdown maintenance E equipment maintenance and buildings maintenance 16 Breakdown maintenance is _; preventative maintenance is _ A reactive; proactive B proactive; reactive C expensive; inexpensive D inexpensive; expensive E easy; hard 17 The goal of maintenance is to maintain the productive system in good working order while minimizing: A total preventive maintenance costs B total breakdown maintenance costs C total maintenance costs D the difference between preventive and breakdown costs E the ratio of breakdown to preventive maintenance costs 18 _ is most closely associated with breakdown maintenance A equipment adjustments B equipment cleaning C equipment inspection D repair of broken parts E replacement of worn parts 19 Factors affecting the decision of how much preventive maintenance is desirable typically include all of the following except: A age of equipment B type of product C degree of technology D type of production process E how critical to the production process 20 Cost of equipment breakdown doesn't include: A loss of output B cost of idle workers C damage to other equipment D replacement costs E potential safety hazard 21 The optimum amount of preventive maintenance is where: A Total breakdown costs are a minimum B Total preventive maintenance costs are a minimum C Each maintenance component cost is a minimum D Total maintenance costs are a maximum E Total maintenance costs are a minimum 22 The type of maintenance which is periodic in nature is: A breakdown maintenance B predictive maintenance C preventive maintenance D corrective maintenance E all of the above 23 Preventive maintenance is generally scheduled on the basis of: A planned inspections B passage of time C number of operating hours D all of the above E none of the above 24 Ideally, preventive maintenance will be performed: A after a planned inspection B after the passage of a specified period of time C after a predetermined number of operating hours D just prior to the start of the workday E just prior to a breakdown or failure 25 Attempting to determine when preventive maintenance activities should be performed is called: A breakdown maintenance B forecastive maintenance C preventive maintenance D predictive maintenance E corrective maintenance 26 "Total productive maintenance" is best described as: A avoiding all breakdown maintenance B doing a great deal of preventative maintenance to try to avoid breakdown maintenance C a JIT approach taking advantage of cross-training D extending preventative maintenance back to design E none of the above 27 In the broadest sense, equipment and facilities preventive maintenance extends back to the: A design and selection stage B procurement stage C installation stage D pilot-testing stage E implementation stage 28 The major approaches used in plans to deal with breakdowns include all of the following except: A standby equipment B inventories of spare parts C operator repair of minor problems D readily available repair personnel E All of these are major approaches 29 In the area of maintenance, the Pareto phenomenon is reflected in the fact that: A All equipment justifies about the same expense B A majority of equipment will justify considerable expense C A few pieces of equipment will justify little expense D A few pieces of equipment will justify considerable expense E No piece of equipment will justify major expense; it's better to replace 30 Reactive maintenance is _ maintenance A Planned B After the event C Proactive D Predictive E Preventive 31 The total maintenance curve (preventive maintenance cost plus breakdown and repair cost): A slopes up as the number of preventive maintenances increase B slopes down as the number of preventive maintenances increase C starts low, increases rapidly and then drops back down as the number of preventive maintenances increase D starts high, drops gradually but then goes back up as the number of preventive maintenances increase E remains relatively flat as the number of preventive maintenances increase 32 The frequency of breakdown of a piece of equipment per month is shown in the table The cost of a breakdown is $1,000 and the cost of preventive maintenance is $2,000 per month Assume that the equipment breakdown can be avoided if preventive maintenance is performed Should the manager use preventive maintenance, or would it be better to fix the equipment when it breaks down? 33 The average time before breakdown of a machine is normally distributed and has a mean of weeks and a standard deviation of 1.5 weeks If breakdown cost averages $2,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval? 34 The average time before breakdown of a machine is normally distributed and has a mean of weeks and a standard deviation of 1.5 weeks If breakdown cost averages $1,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval? A 3.8 weeks B 8.4 weeks C 9.6 weeks D 6.9 weeks E 7.2 weeks 35 The average time before breakdown of a machine is normally distributed and has a mean of 18 weeks and a standard deviation of weeks If breakdown cost averages $2,000 and preventive maintenance costs $1,400, what is the optimal preventive maintenance interval? A 16.4 weeks B 14.6 weeks C 16.9 weeks D 19.6 weeks E 21.3 weeks 36 Which of the following is the primary consideration with regard to preventative maintenance? A What technology to use B How varied the maintenance will be C How often the maintenance will occur D Which products it will be provided to E Who will it 37 Which of the following would not improve the performance of a breakdown program? A more trained personnel B short lead times for replacement parts C standby equipment D cross-training repair personnel E reducing inventories of spare parts 38 Breakdown programs often are prioritized such that some equipment gets a lot of attention and others get very little This typically reflects the fact that breakdowns are consistent with A Pareto phenomena B production interruptions C supply disturbances D cross-trained workers E lean operations ch14s Key The goal of maintenance is to minimize cost FALSE The goal of maintenance is to keep the production system in good working order at minimal cost AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-01 Explain the importance of maintenance in production systems Stevenson - Chapter 14S #1 Topic Area: Introduction The goal of maintenance is to maintain the productive system in good working order while minimizing or eliminating the cost of preventive maintenance FALSE The goal of maintenance is to keep the production system in good working order at minimal cost AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-01 Explain the importance of maintenance in production systems Stevenson - Chapter 14S #2 Topic Area: Introduction Breakdown maintenance includes activities such as equipment inspection and adjustment FALSE Breakdown maintenance occurs after a problem has occurred AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-04 Explain breakdown maintenance and name the key issues associated with it Stevenson - Chapter 14S #3 Topic Area: Introduction Degree of technology is a factor affecting the decision of how much preventive maintenance is desirable TRUE The age and condition of facilities and equipment, the degree of technology involved, the type of production process, and similar factors enter into the decision of how much preventive maintenance is desirable AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #4 Topic Area: Introduction Breakdown maintenance is best performed on a regularly scheduled basis FALSE Breakdown maintenance occurs only after a breakdown AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-04 Explain breakdown maintenance and name the key issues associated with it Stevenson - Chapter 14S #5 Topic Area: Introduction One basis for scheduling preventive maintenance is passage of time TRUE Preventative maintenance can be scheduled simply by the passage of time AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #6 Topic Area: Preventative Maintenance Ideally, preventive maintenance will be performed before a breakdown or failure TRUE This will result in the longest possible use of facilities or equipment without a breakdown AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #7 Topic Area: Preventative Maintenance In the broadest sense, preventive maintenance extends back to the installation stage of equipment and facilities FALSE In the broadest sense, preventive maintenance extends back to the design and selection stage of equipment and facilities AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #8 Topic Area: Preventative Maintenance Pareto analysis (using the 80/20 rule) is one method of determining when preventive maintenance activities should be performed FALSE Pareto analysis is a method for prioritizing breakdown programs AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-05 State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S #9 Topic Area: Breakdown Programs 10 In the area of maintenance, the Pareto phenomenon is reflected in the fact that, regardless of problem classification, all equipment will justify about the same expense FALSE A Pareto phenomenon in such situations would imply that a relatively few pieces of equipment will be extremely important to the functioning of the system, thereby justifying considerable effort and/or expense AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-05 State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S #10 Topic Area: Breakdown Programs 11 Proactive maintenance is periodic TRUE Periodic maintenance occurs before problems AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #11 Topic Area: Preventative Maintenance 12 It is best to replace a failing piece of equipment with one that will have identical capabilities as the equipment being replaced since we are already familiar with that machine FALSE Sometimes it is the case that new equipment means that employees must be retrained, but this doesn't necessarily mean that newer equipment should be passed over AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #12 Topic Area: Replacement 13 Cutting preventive maintenance in half will probably double the number of breakdowns FALSE Breakdowns may become more likely, but they wouldn't necessarily double AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #13 Topic Area: Preventative Maintenance 14 If one operator performing preventive maintenance requires two hours to complete the job, then two operators working together should complete the preventive maintenance in one hour FALSE Two operators are not necessarily twice as productive as one Space limitations, for example, can reduce the value-add of the second operator AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #14 Topic Area: Preventative Maintenance 15 Maintenance activities are often organized into the two groups: A breakdown maintenance and preventive maintenance B breakdown maintenance and predictive maintenance C preventive maintenance and predictive maintenance D equipment maintenance and breakdown maintenance E equipment maintenance and buildings maintenance These are the two groups into which maintenance is often organized AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #15 Topic Area: Introduction 16 Breakdown maintenance is _; preventative maintenance is _ A reactive; proactive B proactive; reactive C expensive; inexpensive D inexpensive; expensive E easy; hard Proactive maintenance is preventative maintenance AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #16 Topic Area: Preventative Maintenance 17 The goal of maintenance is to maintain the productive system in good working order while minimizing: A total preventive maintenance costs B total breakdown maintenance costs C total maintenance costs D the difference between preventive and breakdown costs E the ratio of breakdown to preventive maintenance costs The cost of maintenance includes the cost of maintaining equipment as well as the cost of breakdowns AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #17 Topic Area: Introduction 18 _ is most closely associated with breakdown maintenance A equipment adjustments B equipment cleaning C equipment inspection D repair of broken parts E replacement of worn parts Repairing broken parts is primarily part of breakdown maintenance AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #18 Topic Area: Breakdown Programs 19 Factors affecting the decision of how much preventive maintenance is desirable typically include all of the following except: A age of equipment B type of product C degree of technology D type of production process E how critical to the production process The type of product does not typically enter into this question AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #19 Topic Area: Preventative Maintenance 20 Cost of equipment breakdown doesn't include: A loss of output B cost of idle workers C damage to other equipment D replacement costs E potential safety hazard The breakdown cost basically involves the cost of restoring a machine to production AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-01 Explain the importance of maintenance in production systems Stevenson - Chapter 14S #20 Topic Area: Introduction 21 The optimum amount of preventive maintenance is where: A Total breakdown costs are a minimum B Total preventive maintenance costs are a minimum C Each maintenance component cost is a minimum D Total maintenance costs are a maximum E Total maintenance costs are a minimum Total maintenance costs include preventative maintenance costs as well as breakdown and repair costs AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #21 Topic Area: Introduction 22 The type of maintenance which is periodic in nature is: A breakdown maintenance B predictive maintenance C preventive maintenance D corrective maintenance E all of the above Preventative maintenance is routine AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #22 Topic Area: Preventative Maintenance 23 Preventive maintenance is generally scheduled on the basis of: A planned inspections B passage of time C number of operating hours D all of the above E none of the above Preventative maintenance is routine AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #23 Topic Area: Preventative Maintenance 24 Ideally, preventive maintenance will be performed: A after a planned inspection B after the passage of a specified period of time C after a predetermined number of operating hours D just prior to the start of the workday E just prior to a breakdown or failure This will result in the longest possible use of facilities or equipment without a breakdown AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #24 Topic Area: Preventative Maintenance 25 Attempting to determine when preventive maintenance activities should be performed is called: A breakdown maintenance B forecastive maintenance C preventive maintenance D predictive maintenance E corrective maintenance Predictive maintenance is an attempt to determine when to perform preventive maintenance activities AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #25 Topic Area: Preventative Maintenance 26 "Total productive maintenance" is best described as: A avoiding all breakdown maintenance B doing a great deal of preventative maintenance to try to avoid breakdown maintenance C a JIT approach taking advantage of cross-training D extending preventative maintenance back to design E none of the above This approach is consistent with JIT systems and lean operations, where employees are given greater responsibility for quality, productivity, and the general functioning of the system AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #26 Topic Area: Preventative Maintenance 27 In the broadest sense, equipment and facilities preventive maintenance extends back to the: A design and selection stage B procurement stage C installation stage D pilot-testing stage E implementation stage Maintenance problems are sometimes designed into a system AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-01 Explain the importance of maintenance in production systems Stevenson - Chapter 14S #27 Topic Area: Preventative Maintenance 28 The major approaches used in plans to deal with breakdowns include all of the following except: A standby equipment B inventories of spare parts C operator repair of minor problems D readily available repair personnel E All of these are major approaches All of these are major approaches in breakdown programs AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-04 Explain breakdown maintenance and name the key issues associated with it Stevenson - Chapter 14S #28 Topic Area: Breakdown Programs 29 In the area of maintenance, the Pareto phenomenon is reflected in the fact that: A All equipment justifies about the same expense B A majority of equipment will justify considerable expense C A few pieces of equipment will justify little expense D A few pieces of equipment will justify considerable expense E No piece of equipment will justify major expense; it's better to replace In such a Pareto phenomenon, many pieces of equipment will justify little effort or expense AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-05 State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S #29 Topic Area: Breakdown Programs 30 Reactive maintenance is _ maintenance A Planned B After the event C Proactive D Predictive E Preventive The event would be a breakdown AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-02 Describe the range of maintenance activities Stevenson - Chapter 14S #30 Topic Area: Introduction 31 The total maintenance curve (preventive maintenance cost plus breakdown and repair cost): A slopes up as the number of preventive maintenances increase B slopes down as the number of preventive maintenances increase C starts low, increases rapidly and then drops back down as the number of preventive maintenances increase D starts high, drops gradually but then goes back up as the number of preventive maintenances increase E remains relatively flat as the number of preventive maintenances increase For a while, expenditures in preventative maintenance are more than offset by reductions in breakdown costs AACSB: Reflective Thinking Blooms: Understand Difficulty: Hard Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #31 Topic Area: Introduction 32 The frequency of breakdown of a piece of equipment per month is shown in the table The cost of a breakdown is $1,000 and the cost of preventive maintenance is $2,000 per month Assume that the equipment breakdown can be avoided if preventive maintenance is performed Should the manager use preventive maintenance, or would it be better to fix the equipment when it breaks down? Preventative maintenance would offer a monthly savings of $550, so it would be recommended Feedback: The expected number of breakdowns without preventive maintenance is: (0 x 0.1) + (1 x 0.15) + (2 x 0.20) + (3 x 0.30) + (4 x 0.15) + (5 x 0.10) = 2.55 Expected monthly breakdown cost is therefore 2.55 * $1,000 = $2,550 As preventive maintenance will cost only $2,000 per month, it offers a monthly savings of $550 AACSB: Analytic Blooms: Apply Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #32 Topic Area: Preventative Maintenance 33 The average time before breakdown of a machine is normally distributed and has a mean of weeks and a standard deviation of 1.5 weeks If breakdown cost averages $2,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval? An optimal maintenance interval is approximately every 5½ weeks Feedback: The ratio of preventive cost to the sum of preventive and breakdown cost is: The Z-value associated with this ratio (treated as a cumulative probability) is -0.97 This can be used to find the optimal maintenance interval: AACSB: Analytic Blooms: Apply Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #33 Topic Area: Preventative Maintenance 34 The average time before breakdown of a machine is normally distributed and has a mean of weeks and a standard deviation of 1.5 weeks If breakdown cost averages $1,500 and preventive maintenance costs $500, what is the optimal preventive maintenance interval? A 3.8 weeks B 8.4 weeks C 9.6 weeks D 6.9 weeks E 7.2 weeks Divide the maintenance cost by the breakdown cost Find a value for the interval (given the mean and standard deviation of time before breakdown) such that its cumulative probability equals this ratio AACSB: Analytic Blooms: Apply Difficulty: Easy Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #34 Topic Area: Preventative Maintenance 35 The average time before breakdown of a machine is normally distributed and has a mean of 18 weeks and a standard deviation of weeks If breakdown cost averages $2,000 and preventive maintenance costs $1,400, what is the optimal preventive maintenance interval? A 16.4 weeks B 14.6 weeks C 16.9 weeks D 19.6 weeks E 21.3 weeks Divide the maintenance cost by the breakdown cost Find a value for the interval (given the mean and standard deviation of time before breakdown) such that its cumulative probability equals this ratio AACSB: Analytic Blooms: Apply Difficulty: Easy Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #35 Topic Area: Preventative Maintenance 36 Which of the following is the primary consideration with regard to preventative maintenance? A What technology to use B How varied the maintenance will be C How often the maintenance will occur D Which products it will be provided to E Who will it The primary issue with preventative maintenance is how often to it AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it Stevenson - Chapter 14S #36 Topic Area: Preventative Maintenance 37 Which of the following would not improve the performance of a breakdown program? A more trained personnel B short lead times for replacement parts C standby equipment D cross-training repair personnel E reducing inventories of spare parts Reducing spare parts inventories would reduce the performance of a breakdown program AACSB: Reflective Thinking Blooms: Understand Difficulty: Medium Learning Objective: 14s-04 Explain breakdown maintenance and name the key issues associated with it Stevenson - Chapter 14S #37 Topic Area: Breakdown Programs 38 Breakdown programs often are prioritized such that some equipment gets a lot of attention and others get very little This typically reflects the fact that breakdowns are consistent with A Pareto phenomena B production interruptions C supply disturbances D cross-trained workers E lean operations That some equipment is relatively more important and therefore should command greater attention is consistent with the Pareto phenomenon AACSB: Reflective Thinking Blooms: Understand Difficulty: Easy Learning Objective: 14s-05 State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S #38 Topic Area: Breakdown Programs ch14s Summary Category # of Questions AACSB: Analytic AACSB: Reflective Thinking 34 Blooms: Apply Blooms: Understand 34 Difficulty: Easy 12 Difficulty: Hard Difficulty: Medium 19 Learning Objective: 14s-01 Explain the importance of maintenance in production systems Learning Objective: 14s-02 Describe the range of maintenance activities Learning Objective: 14s-03 Discuss preventive maintenance and the key issues associated with it 17 Learning Objective: 14s-04 Explain breakdown maintenance and name the key issues associated with it Learning Objective: 14s-05 State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S 38 Topic Area: Breakdown Programs Topic Area: Introduction 11 Topic Area: Preventative Maintenance 19 Topic Area: Replacement ... phenomena B production interruptions C supply disturbances D cross-trained workers E lean operations ch14s Key The goal of maintenance is to minimize cost FALSE The goal of maintenance is to... State how the Pareto phenomenon pertains to maintenance decisions Stevenson - Chapter 14S #38 Topic Area: Breakdown Programs ch14s Summary Category # of Questions AACSB: Analytic AACSB: Reflective... Difficulty: Easy Learning Objective: 14s-01 Explain the importance of maintenance in production systems Stevenson - Chapter 14S #1 Topic Area: Introduction The goal of maintenance is to maintain the