How many unique components does item a have at all levels

Assignment Help Operation Management

Reference no: EM131506179

1. For the bill of materials (BOM) in Figure 7.14:

a. How many immediate parents does item B have? How many immediate parents does item E have?

b. How many unique components does item A have at all levels?

c. How many units of item F will be required to produce 10 units of item A?

d. Based on the lead times provided, what should the planning horizon be (i.e., what is the lon¬gest lead time from top to bottom)?

2. A table is made from one tabletop, four legs, and four hangers. Each of the legs is made from 4 feet of hickory wood and 14 gallon of varnish. Each of the hangers is made from a brace and 4 bolts and 4 nuts. Draw the BOM for the table.

3. Product C is assembled from components D and E. Item D is made from item F and Item G. Item F is made from item J and item K. Item E is made from item H and item I. Item H is made from Item J. All parent items require 1 unit of their respective component items. The lead times for each item are listed in Table 7.15.

a. What is the lead time required to respond to a customer order for product C, assuming that there are no existing inventories or scheduled receipts?

b. What is the customer response time if items J and K are in stock (i.e., do not need to be ordered)?

c. If you are allowed to keep either item G or item I in stock (along with items J and K from part b), which one would you choose?

1001_Figure 7.14.jpg

FIGURE 7.14
TABLE 7.15
Item	C	D	E	F	G	H	I	J	K
Lead time (weeks) 3		5	6	5	1	1	3	1	3

PART II I Tools and Tactical Issues

4. The partially completed MRP record in Table 7.16 5. The partially completed MRP record in Table 7.17 provides gross requirements, scheduled receipts, provides gross requirements, scheduled receipts,lead time, and beginning on-hand inventory. lead time, and beginning on-hand inventory.

a. Complete the record for a lot size of FOQ = a. Complete the record for a lot size of FOQ = 250 1,500 units. units.

b. Complete the record for a lot size of P = 3.

c. Complete the record for an L4L lot size.

d. Which lot size rule results in the lowest aver-age inventory?

e. Which lot size rule results in the fewest/most orders?

b. Complete the record for a lot size of P = 2.

c. Complete the record for an L4L lot size.

d. Which lot size rule results in the lowest aver-age inventory?

e. Which lot size rule results in the fewest/most orders?

Item: F200 Description: iPod ear buds Beg. inv.: 200						Lot size: Lead time: Safety stock:	2 weeks 10
Week	1	2	3	4	5	6 7	8	9
Gross requirements Scheduled receipts Planned OH inventory Planned receipts Planned order release	1,000 2,100	1,100	750	900	1,200	0 400	0	1,300
Item: A100 Description: Pontiac Solstice hood Beg. inv.: 250						Lot size: Lead time: Safety stock:	1 week 20

Week	1	2	3	4	5	6	7	8	9
Gross requirements	200	150	300	100	150	200	250	0	200
Scheduled receipts
Planned OH inventory
Planned receipts
Planned order release

Reference no: EM131506179

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