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起止时间:2020-02-24到2020-06-30
更新状态:已完结
作业第1章 供应链管理概述 第1章 供应链管理概述 作业
1、 What is the definition of supply chain management？
评分规则: Supply Chain Management is primarily concerned with the efficient integration of suppliers, factories, warehouses and stores so that merchandise is produced and distributed in the right quantities, to the right locations and at the right time, and so as to minimize total system cost subject to satisfying service requirements.
2、 What are the three principles of demand forecasting?
评分规则: Forecasting is always wrongThe longer the forecast horizon the worse the forecast Aggregate forecasts are more accurate
3、 What are the difficulties of supply chain management?
评分规则: Achieving Global OptimizationManaging Uncertainty Affected by the Development Chain
第1章 供应链管理概述 第1章 供应链管理概述 单元测验
1、 Should my supply chain focus more on cost or customer service?
A:Cost
B:Customer Service
C:Depends on Product Type
D:No Correct Answer
答案: Depends on Product Type
2、 Supply chain management challenges include
A:Achieving Global Optimization
B:Managing Uncertainty
C:Affected by the Development Chain
D:More powerful well-informed customers
答案: Achieving Global Optimization;
Managing Uncertainty;
Affected by the Development Chain;
More powerful well-informed customers
3、 In addition to demand, are all subject to uncertainties.
A:delivery lead time
B:manufacturing yields
C:transportation times
D:component availability
答案: delivery lead time;
manufacturing yields;
transportation times;
component availability
4、 Supply Chain Management is primarily concerned with the efficient integration of so that merchandise is produced and distributed in the right quantities, to the right locations and at the right time, and so as to minimize total system cost subject to satisfying service requirements.
A: suppliers
B: factories
C:warehouses
D:stores
答案: suppliers;
factories;
warehouses ;
stores
5、 Demand is the only source of uncertainty.
A:正确
B:错误
答案: 错误
6、 Intelligent pricing strategy can improve supply chain performance.
A:正确
B:错误
答案: 正确
7、 The shorter the time, the more accurate the forecast and the higher the match between supply and demand.
A:正确
B:错误
答案: 正确
8、 Supply Chain Management is concerned with the efficient management of a supply chain so as to supply chain profitability across the entire supply chain.
答案: maximize
9、 Supply chain profitability = — total cost
答案: total revenue
10、 Forecasting is always .
答案: wrong
11、 forecasts are more accurate.
答案: Aggregate
12、 The the forecast horizon the worse the forecast.
答案: longer
作业第2章 库存控制Ⅰ 第2章 库存控制Ⅰ 作业
1、 What is the difference between EOQ model and（S,s）model? How to use them？
评分规则: 
2、 Consider inventory management for a certain SKU at Home Depot. Supply lead time is 4 days. Daily demand for the item is variable with a mean of 30 units and a coefficient of variation of 20%. Assume that fixed ordering cost is estimated at $50 per order, and inventory holding costs are 15% of the product cost ($80) per year. Also, assume that the store is open 360 days a year. Propose an inventory policy for this SKU. Assume 95% of service level.（Note:CV = STD/AVG）
评分规则: 
第2章 库存控制Ⅰ 第2章 库存控制Ⅰ 单元测试
小提示:本节包含奇怪的同名章节内容
1、 As we increase the production quantity, the risk——that is, the probability of large losses——always .
A:decreases
B:increases
C:not change
D:*
答案: increases
2、 What kind of inventory strategy should we use for some materials that are not very important or do not use much
A:Continuous review policy
B:Periodic review policy
C:
D:
答案: Periodic review policy
3、 When demand rate is not constant, which model should we use?
A:EOQ
B:(s, S)
C:
D:
答案: (s, S)
4、 Why do we hold inventory?
A:Unexpected changes in customer demand
B:The presence in many situations of a significant uncertainty
C:Lead times
D:Economies of scale offered by transportation companies
答案: Unexpected changes in customer demand;
The presence in many situations of a significant uncertainty;
Lead times;
Economies of scale offered by transportation companies
5、 Everything else being equal, service level will be higher for products with
A:High profit margin
B:High volume
C:Low variability
D:Long lead time
答案: High profit margin;
High volume;
Low variability
6、 Inventory can appear in many places in the supply chain, and in several forms:
A:Raw materials
B:Work-in-process
C:Finished goods
D:Facility
答案: Raw materials;
Work-in-process;
Finished goods
7、 The EOQ model assumes that the lead time is 0.
A:正确
B:错误
答案: 正确
8、 The optimal order quantity is equal to forecast, or average, demand.
A:正确
B:错误
答案: 错误
9、 Stock outs occur when demand over the lead time is larger than safety stock.
A:正确
B:错误
答案: 正确
10、 Stock carried to provide a level of protection against stockouts due to of demand during lead time.
答案: uncertainty
11、 Why do we hold inventory?
A:Unexpected changes in customer demand
B:The presence in many situations of a significant uncertainty
C:Lead times
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