ISDS DSM Ch 12 Flashcards

1
Q

A system that keeps track of each withdrawal or addition to inventory continuously is __________.

a. a fixed-period inventory system

b. a perpetual inventory system

c. a fixed-quantity system

A

b. a perpetual inventory system

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2
Q

One use of inventory is __________.

a. to ensure that item cost is maximized

b. to provide a hedge against inflation

c. to tightly link production and distribution processes

A

b. to provide a hedge against inflation

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3
Q

An inventory decision rule states “when the inventory level goes down to 14 gearboxes, 100 gearboxes will be ordered.” Which of the following statements is true?

a. 14 is the reorder point, and 100 is the order quantity.

b. 100 is the reorder point, and 14 is the order quantity.

c. 14 is the safety stock, and 100 is the reorder point.

A

a. 14 is the reorder point, and 100 is the order quantity

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4
Q

A system that triggers ordering on a uniform time basis is called a _______.

a. a reorder point system

b. a fixed-quantity system

c. a fixed-period system

A

c. a fixed-period system

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5
Q

Which of the following should be higher in P systems than Q systems?

a. Order size

b. Demand

c. Safety stock

A

c. Safety stock

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6
Q

If demand is not uniform and constant, the stockout risks can be controlled by __________.

a. increasing the EOQ

b. adding safety stock

c. placing an extra order

A

b. adding safety stock

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7
Q

A disadvantage of the fixed-period inventory system is that

a. a stockout is possible.

b. it involves higher ordering costs than fixed-quantity inventory systems.

c. additional inventory records are required.

A

a. a stockout is possible.

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8
Q

Inventory management policies based on ABC analysis might include investing _______.

a. the most time verifying the accuracy of records for B items

b. extra care in forecasting for C items

c. more in supplier development for A items

A

c. more in supplier development for A items

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9
Q

Extra units that are held in inventory to reduce stockouts are called __________.

a. reorder point

b. safety stock

c. just-in-time inventory

A

b. safety stock

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10
Q

Which of these conditions is not necessary for the economic order quantity model to be valid?

a. The item has a constant lead time.

b. The item has a constant order cost.

c. The item has a constant purchase price.

A

c. The item has a constant purchase price.

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11
Q

Generally, inventory types are divided into four main categories. Which of the following is not one of the four main categories of inventory?

a. Safety stock inventory

b. Raw material inventory

c. Work-in-process inventory

A

a. Safety stock inventory

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12
Q

A production facility is trying to determine the best batch size for an item that is produced intermittently. This item has an annual demand of 1,000 units, an annual carrying cost of $10 per unit, and a setup cost of $400. They operate 50 weeks per year, and can produce 40 units per week. What is the best batch size for this item?

a. 283

b. 400

c. 800

A

b. 400

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13
Q

The two most important inventory-based questions answered by the typical inventory model are ______.

a. when to place an order and how many of an item to order

b. how many of an item to order and what is the cost of this order

c. how many of an item to order and with whom the order should be placed

A

a. when to place an order and how many of an item to order

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14
Q

Inventory record accuracy would be decreased by __________.

a. using ABC analysis

b. increasing stockroom accessibility

c. increasing reorder points

A

b. increasing stockroom accessibility

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15
Q

Cycle counting __________.

a. is a process by which inventory records are verified for accuracy

b. provides a measure of inventory turnover

c. assumes that the most frequently used item must be counted more frequently

A

a. is a process by which inventory records are verified for accuracy

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16
Q

A specific product has expected demand during lead time of 100 units, with a standard deviation during lead time of 25 units. What safety stock (approximately) provides a 95% service level?

ANSWER

Correct
A specific product has expected demand during lead time of 100 units, with a standard deviation during lead time of 25 units. What safety stock (approximately) provides a 95% service level?

a. 55

b. 75

c. 41

A

c. 41

17
Q

In the probabilistic model, increasing the service level will __________.

a. have no impact on the cost of the inventory policy

b. have an indeterminate impact on the cost of the inventory policy

c. increase the cost of the inventory policy

A

c. increase the cost of the inventory policy

18
Q

A store wants to ensure a shelf full of marshmallow peeps as the holiday season approaches. Daily demand for peeps is normally distributed with a mean of 25 and a standard deviation of 5. Lead time is 3 days and the store intends a 98% service level. What is the appropriate reorder point?

a. 75

b. 93

c. 87

A

b. 93

19
Q

A company wishes to determine the EOQ for an item that has an annual demand of 2,000 units, a cost per order of $75, and annual carrying cost of 7.50 per unit. What is the EOQ?

a. 200

b. 100

c. 40,000

A

a. 200

20
Q

The appropriate level of safety stock is typically determined by _________.

a. taking the square root of the economic order quantity

b. carrying sufficient safety stock so as to eliminate all stockouts

c. choosing the level of safety stock that assures a given service level

A

c. choosing the level of safety stock that assures a given service level

21
Q

The production order quantity model _______.

a. is appropriate when units are produced and sold simultaneously

b. results in larger average inventory than an equivalent EOQ model

c. assumes instantaneous delivery

A

a. is appropriate when units are produced and sold simultaneously

22
Q

The difference between the basic Economic Order Quantity (EOQ) model and the production order quantity model is that _______.

a. the production order quantity model does not require the assumption of instantaneous delivery

b. the production order quantity model does not require the assumption of a known, constant demand

c. the economic order quantity model does not require the assumption of known, constant lead time

A

a. the production order quantity model does not require the assumption of instantaneous delivery

23
Q

The primary purpose of the basic economic order quantity model is ________.

a. to calculate the optimum reorder point

b. to maximize the customer service level

c. to minimize the sum of setup cost and holding cost

A

c. to minimize the sum of setup cost and holding cost

24
Q

Most inventory models attempt to minimize __________.

a. total inventory based costs

b. the number of items ordered

c. the likelihood of a stockout

A

a. total inventory based costs

25
Q

ABC analysis generally divides on-hand inventory into three classes based upon ______.

a. unit price.

b. item quality.

c. annual dollar volume.

A

c. annual dollar volume.