供应链管理第三版unit8习题与答案

Chapter 8

Aggregate Planning in the Supply Chain

True/False

1.The goal of aggregate planning is to satisfy demand in a way that

minimizes profit.

Answer: False

Difficulty: Easy

2.Aggregate planning is a process by which a company determines

levels of capacity, production, subcontracting, inventory, stockouts,

and even pricing over a specified time horizon.

Answer: True

Difficulty: Moderate

3.Aggregate planning solves problems involving aggregate decisions

rather than stock keeping unit (SKU) level decisions.

Answer: True

Difficulty: Easy

4.Traditionally, much of aggregate planning is focused within an

enterprise and may not always be seen as a part of supply chain

management.

Answer: True

Difficulty: Moderate

5.Aggregate planning is an important supply chain issue because, to

be effective, it requires inputs from throughout the supply chain, but

its results have little impact on the supply chain.

Answer: False

Difficulty: Moderate

6.Short-term production serves as a broad blueprint for operations

and establishes the parameters within which aggregate planning decisions are made.

Answer: False

Difficulty: Easy

7.The aggregate planning problem is concerned with determining the

production level, inventory level, and capacity level (internal and

outsourced) for each p eriod that maximizes the firm’s profit over the

planning horizon.

Answer: True

Difficulty: Moderate

8.To create an aggregate plan, a company must specify the planning

horizon for the plan and the duration of each period within the planning horizon.

Answer: True

Difficulty: Easy

9.A planning horizon is usually between three and five years.

Answer: False

Difficulty: Moderate

10. A poor aggregate plan can result in improved sales and

profits if the available inventory and capacity are unable to meet

demand.

Answer: False

Difficulty: Easy

11. A poor aggregate plan may result in a large amount of

excess inventory and capacity, thereby raising costs.

Answer: True

Difficulty: Moderate

12.The aggregate planner must make a trade-off between

capacity, inventory, and backlog costs.

Answer: True

Difficulty: Moderate

13.An aggregate plan that increases one cost typically

results in the increase of the other two.

Answer: False

Difficulty: Moderate

14.The time flexible strategy is where the production rate is

synchronized with the demand rate by varying machine capacity or hiring and laying off employees as the demand rate varies.

Answer: False

Difficulty: Hard

15.The time flexible strategy is where workforce (capacity)

is kept stable but the number of hours worked is varied over time in an effort to synchronize production with demand.

Answer: True

Difficulty: Moderate