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Perguntas do quiz (24)
1Which of the following is the best definition of the term Theoretical Process Time?
- AThe time of the main task of the activity for one flow unit without taking into account interruptions.
- BThe sum of the main task and supporting process time (supporting tasks might include rework, setup, repair).
- CThe total long-run average of the process time of the activity.
- DThe time of the activities that do not add value to the flow unit.
- ENone of the above is an adequate definition.
2Which one of the following is an example of a Strategic decision?
- Aintroducing a new product
- BDeciding how many parts to order from a supplier each time
- CHow to schedule overtime hours next week
- Dhow many items to produce next week
- Ewhere to locate the quality control station
3To identify the effective capacity of an overall process with a single product and more than one resource, which operation below should be used to identify the effective capacity of the process?
- AAdd the resource effective capacities together.
- BMultiply the resource effective capacities.
- CSubtract the resource capacities.
- DIdentify the lowest effective resource capacity.
- EIdentify the highest effective resource capacity.
4Which of the following is NOT one of the sources of demand variability discussed in the text?
- AStationary demand
- BDemand with trend
- CSeasonal demand
- DStandard demand
- ENone of these options are sources of demand variability discussed in the text.
5Which of the following is the best definition of the Effective Process Time?
- AThe time of the main task of the activity for one flow unit without taking into account interruptions.
- BThe sum of the main task and supporting process time (supporting tasks might include rework, setup, repair).
- CThe total long-run average of the process time of the activity.
- DThe time of the activities that do not add value to the flow unit.
- ENone of the above is an adequate definition.
6Which one of the following is NOT a step mentioned in the Process-Flow Analysis Framework?
- AUse Operations Principles and Analytics to Improve Process Performance
- BDetermine the Routings and Buffers
- CDetermine the Process Boundaries
- DDetermine the Resources
- EAll of the above are steps in the framework
7Which of the following is the best definition of Order Qualifiers?
- AThe characteristic of a product (good or service) that wins order in the marketplace
- BThe final factor in customer' purchasing decisions.
- CIt is what differentiates a firm from its competitors
- DThe minimum industry-standard characteristic that customers expect.
- EIN 1970s, for a car in the U.S. market the order qualifier was price.
8Which of the following is a resource (as outlined in Chapter 2) in the customer checkout process at a grocery store?
- AThe customer
- BThe cashier
- CA wallet
- DThe food
- EThe bill
9Which of the following is NOT one of the Non-value-added tasks involved in a drilling activity?
- Asharpening the drill
- Bfixing the drill when it breaks
- Csetting up the drill
- Dpurchasing a new drill bit
- EAll of the above are non-value-added activities.
10Which one of the following is "a better" measure of variability?
- ARange
- BVariance
- CStandard Deviation
- DCoefficient of Variation
- EAverage
11A supermarket sends an order to the bakery every day and the bakery delivers the order in the early morning of the next day when the supermarket opens. To prevent stockout of bread and to decide how many breads to order each day, the manager of the super market would like to know the variability in demand for the bread. Which variability measure is critical to the manager?
- Avariability in demand per unit time
- Bvariability in interarrival times
- CNeither
- DBoth
- EAverage
12Which of the following is the best definition of flow units?
- AThey enter the process as inputs, flow through the process while being transformed, and exit the process as outputs.
- BThey perform the activities which lead to finish products.
- CThe sequence of activities the product goes through.
- DA waiting line for the next activity.
- EThey are what govern the way the process runs, except for 10 items or more.
13What is the definition of operations strategy?
- AOffer high-volume products with low cost
- BOffer low volume and high variety
- CAlign capabilities with market requirements.
- DIdentify value proposition in the market
- EAll of the above options are accurate definitions of operations strategy.
14Which of the following best describes the difference between the throughput and the output of a process?
- AThey are the same, there is no difference.
- BThe difference is semantic only--in definition. But for all practical purposes, they are the same.
- CThe output rate describes how many units are produced that are sellable.
- DThe throughput rate quantifies how many units are produced and sellable.
- EAll of the above definitions are accurate.
15Which of the following is the best reason why Airlines use reservation systems to book flights?
- ATo provide incentives, like FastPass in Disneyland, to convince customers to fly.
- BTo reduce the batch size
- CTo better schedule demand
- DTo charge a higher price.
- ETo increase the supply of airplanes.
16Which one of the following is NOT one of the sources of variability in main tasks?
- AHuman performance
- Bjob condition
- Ctask complexity
- Dduration of cleaning task
- EAll of the above are sources of variability in main tasks.
17Which one of the following is most true regarding natural variability?
- ANatural variability is related to the variability inherent in supporting tasks.
- BNatural variability is found only in supporting tasks.
- CNatural variability refers to the variability in the theoretical process time.
- DNatural variability refers to effective variability.
- ENone of the above are true.
18Which of the following correctly characterizes the difference between pull and push systems?
- AIn pull systems, jobs are relased in the process based on the internal status of the process.
- BIn push systems, jobs are released in the process based on the internal status of the process.
- Cpull systems have no direct control over the inventory
- Dpush systems have no direct control over the throughput
- ENone of the above are correct.
19The chapter outlined some of the implications of Little's Law for management. Which of the following implications is true?
1) Managers should decrease average throughput to increase sales.
2) Managers should increase average flow time to increase customer satisfaction.
3) Managers should increase average throughput to increase sales.
4) Managers should decrease average flow time to increase customer satisfaction.
5) Managers should reduce average inventory to decrease costs.- A1 only
- B1 & 2
- C1,2 & 3
- D3, 4 & 5
- EAll 5 options are true
20When 2 resources are in the same pool (i.e., Jill and Mat both work in the Sandwich Station), in order to find the total effective capacity for the pool, what operation do you use with the individual effective capacities to calculate the effective capacity of the pool?
- AAdd the individual effective capacities together.
- BMultiply the individual effective capacities.
- CSubtract the individual capacities.
- DIdentify the lowest effective individual capacity.
- EIdentify the highest effective individual capacity.
21Throughput rate is the minimum of which two measures?
- AInput Rate, Throughput Rate
- BDemand, Throughput Rate
- CDemand, Input Rate
- DThroughput Rate, Effective Capacity
- EInput Rate, Effective Capacity
22Improving throughput of a process depends on what kind of process it is. The text provided a framework for improving throughput dependent upon which two descriptions below?
- ACapacity-constrained process vs Demand-constrained process
- BCost vs Quality
- CBalking vs Abandonment
- DThroughput vs effective capacity
- EEliminating Yield Loss vs Reducing Rework
23Horizonal or Vertical Pooling of resources seeks to achieve which goal?
- AImproving the throughput of demand-constrained processes
- BEliminating or reducing supporting tasks
- CReducing Abandonment
- DIncreasing the theoretical process capacity
- EImproving the Supply Mechanism
24Which one of the following is NOT one of the ways to improve the throughput of a capacity-constrained process?
- AEliminate or reduce supporting tasks
- BIncrease theoretical capacity of a bottleneck
- CRedesign the process flow (which could include horizontal or vertical pooling)
- DReducing Throughput Loss
- EAll of the above options can lead to improving throughput of capacity-constrained processes.
Informações
- Descrição
- undergrad Advanced OPS Midterm Quiz sobre midterm prep, criado por Henry Whitney em 19-10-2022.
- Autor
- Henry Whitney
- Idioma
- English
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