Consider the following data for MRP. Develop the material requirements plan for items C, D, and E.
Question:
Consider the following data for MRP. Develop the material requirements plan for items C, D, and E.
MPS start:
End Item | Week 1 | Week 2 | Week 3 | Week 4 | Week 5 | Week 6 |
A | 120 | 110 |
Bill of materials:
End item A is made of 2 units of component C and 1 unit of subassembly D.
Subassembly D is made of 1 unit of component E.
Item | Leadtime (Weeks) | Lot sizing | Safety stock | On-hand inventory | Scheduled receipts |
C | 2 | POQ (2) | 30 | 120 | 120 in week 2 |
D | 1 | L4L | 0 | 30 | 60 in week 1 |
E | 1 | FOQ (50) | 20 | 50 | None |
1. The gross requirement for Subassembly D in Week 3 is 120 units.
a. True
b. False
2. Which of the following statements about the MRP plan for item C is true?
a.Its gross requirement in week 3 is 120 units
b.It has a planned order release of 30 units in week 1
c.Its projected available balance at the end of week 2 is 90 units
d.It has a planned receipt of 250 units in week 3
e.None of the above.
3. What should be the planned receipt for item D in week 3?
a.0 unit
b.30 units
c.110 units
d.170 units
e.250 units
4. What should be the planned receipt for item E in week 3?
a. 0 unit
b. 40 units
c. 110 units
d. 150 units
e. 220 units
Operations management processes and supply chain
ISBN: 978-0136065760
9th edition
Authors: Lee J Krajewski, Larry P Ritzman, Manoj K Malhotra