OPERATIONS MANAGEMENT: SUSTAIN ACCESS C
13th Edition
ISBN: 9780135662076
Author: HEIZER
Publisher: PEARSON
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Chapter 14, Problem 7P
Using the information in Problem 14.3, construct a net material requirements plan using the following on-hand inventory.
•• 14.3 The demand for subassembly S is 100 units in week 7. Each unit of S requires 1 unit of T and 2 units of U. Each unit of T requires 1 unit of V, 2 units of W, and 1 unit of X. Finally, each unit of U requires 2 units of Y and 3 units of Z. One firm manufactures all items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 2 weeks to make V, 3 weeks to make W, 1 week to make X, 2 weeks to make Y, and 1 week to make Z.
- a. Construct a product structure. Identify all levels, parents, and components.
- b. Prepare a time-phased product structure.
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Given the following information, develop a material requirements plan for end item A and its
components. 50 and 80 units of A are needed at the beginning of week 6 and 8, respectively.
On-Order
Item
A
B
с
D
E
Item
A
BUDE
C
C(2)
Week 3: 50
On-Hand
20
60
150
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On-Hand
20
60
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Week 3:50, Week 5:100
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Week 3: 50, Week 5: 80
D(3)
The planned order release for Product B is:
E
200 (Week 2)
On-Order
200 (Week 2)
A
E
D(3)
Lead Time
1 wk
2 wks
1 wk
2 wks
1 wk
Lead Time
1 wk
2 wks
1 wk
2 wks
1 wk
C
Order Size
lot-for-lot
50
100
200
lot-for-lot
Order Size
lot-for-lot
50
100
200
lot-for-lot
C
E
Describe what is secondary report in MRP system output?
The three tables above show the master production schedule and the bill of materials of part A, and the inventory records of all the parts. There are no scheduled receipts. Given this information, what is the net requirement of part A in Week 4?
Chapter 14 Solutions
OPERATIONS MANAGEMENT: SUSTAIN ACCESS C
Ch. 14 - Prob. 1EDCh. 14 - What is the difference between a gross...Ch. 14 - Prob. 2DQCh. 14 - What are the similarities between MRP and DRP?Ch. 14 - How does MRP II differ from MRP?Ch. 14 - Which is the best lot-sizing policy for...Ch. 14 - What impact does ignoring carrying cost in the...Ch. 14 - MRP is more than an inventory system; what...Ch. 14 - What are the options for the production planner...Ch. 14 - Master schedules are expressed in three different...
Ch. 14 - What functions of the firm affect an MRP system?...Ch. 14 - Prob. 11DQCh. 14 - Identify five specific requirements of an...Ch. 14 - What are the typical benefits of ERP?Ch. 14 - What are the distinctions between MRP, DRP, and...Ch. 14 - As an approach to inventory management, how does...Ch. 14 - What are the disadvantages of ERP?Ch. 14 - Use the Web or other sources to: a. Find stories...Ch. 14 - Prob. 18DQCh. 14 - Use the Web or other sources to identify what an...Ch. 14 - You have developed the following simple product...Ch. 14 - You are expected to have the gift bags in Problem...Ch. 14 - The demand for subassembly S is 100 units in week...Ch. 14 - Using the information in Problem 14.3, construct a...Ch. 14 - Using the information in Problem 14.3, construct a...Ch. 14 - Refer again to Problems 14.3 and 14.4. In addition...Ch. 14 - Refer again to Problems 14.3 and 14.5. In addition...Ch. 14 - As the production planner for Scott Sampson...Ch. 14 - Prob. 4PCh. 14 - a. Given the product structure and master...Ch. 14 - Prob. 11PCh. 14 - Based on the data in Figure 14.13, complete a net...Ch. 14 - Prob. 13PCh. 14 - A part structure, lead time (weeks), and on-hand...Ch. 14 - You are product planner for product A (in Problem...Ch. 14 - Prob. 16PCh. 14 - Data Table for Problems 14.17 through 14.20 14.17...Ch. 14 - Develop an EOQ solution and calculate total...Ch. 14 - Develop a POQ solution and calculate total...Ch. 14 - Using your answers for the lot sizes computed in...Ch. 14 - Prob. 26PCh. 14 - Grace Greenberg, production planner for Science...Ch. 14 - Karl Knapps, Inc., has received the following...Ch. 14 - Coleman Rich, Ltd., has received the following...Ch. 14 - Prob. 31PCh. 14 - Prob. 32PCh. 14 - Prob. 18PCh. 14 - When 18,500 Orlando Magic Fans Come to Dinner...Ch. 14 - When 18,500 Orlando Magic Fans Come to Dinner...Ch. 14 - When 18,500 Orlando Magic Fans Come to Dinner...Ch. 14 - MRP at Wheeled Coach Video Case Wheeled Coach, the...Ch. 14 - MRP at Wheeled Coach Video Case Wheeled Coach, the...Ch. 14 - MRP at Wheeled Coach Video Case Wheeled Coach, the...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- A factory has just received an order for 95 units of an end item, which are to be shipped at the start of week 8. Relevant information of the end item and the components is as follows. Lead Time On Hand Scheduled Direct Item Order Policy (weeks) Inventory receipts Components End item lot for lot A(3), B(2) 2 15 10 52 at week 3 lot for lot C(5), D(3) 20 60 at week 4 lot for lot D(3) 100 min. of 500 1 12 lot for lot Develop the material requirements plan (please print out an empty MRP table to work with), and determine how many units of component D are needed in the "planned order release" Input should be an exact number.arrow_forwardIn the following MRP planning schedule for Item J, indicate the planned order releases to meet the gross requirements. Lead time is one week and there is no inventory on hand and safety stock. WEEK NUMBER ITEM J Gross 0 1 2 3 4 5 68 45 65 requirements Scheduled Receipts Net requirements Planned order receipt Planned order release 31 ○ 40 in week 1, 50 in week 2, and 45 in week 3 O 40 in week 1, 50 in week 2, and 45 in week 3 ○ 40 in week 2, 50 in week 3, and 68 in week 4 O 37 in week 1, 45 in week 3, and 65 in week 4arrow_forwardThe following table lists the components needed to assemble an end item, lead times (in weeks), and quantities on hand. Item Lead Time Amounton Hand Direct Components End 3 0 L(2), C(1), K(3) L 3 12 B(2), J(3) C 4 17 G(2), B(2) K 4 22 H(4), B(2) B 3 30 J 4 29 G 4 3 H 3 0 a. If 43 units of the end item are to be assembled, how many additional units of B are needed? (Hint: You don’t need to develop an MRP plan.)Additional units b. An order for the end item is scheduled to be shipped at the start of week 13. What is the latest week that the order can be started and still be ready to ship on time? (Hint: You don’t need to develop an MRP plan.) The latest weekarrow_forward
- Assignment: Bill of Materials (BOM) How many units will be needed from B, C, D, E, F, and G if we want to produce 50 units of product A. Product (A) Level A Ci3) 1 Bi2) Ep) Fa Ej2) D12) 3 Di2) 2.arrow_forwardExplain the management importance of aggregate preparation.arrow_forwardThe following table lists the components needed to assemble an end item, lead times (in weeks), and quantities on hand. Item Lead Time Amount on Hand Direct Components End 2 0 L(2), C(1), K(3) L 2 11 B(2), J(3) C 3 15 G(2), B(2) K 3 20 H(4), B(2) B 2 25 J 3 34 G 3 3 H 2 0 Click here for the Excel Data File a. If 43 units of the end item are to be assembled, how many additional units of B are needed? (Hint: You don’t need to develop an MRP plan.) b. An order for the end item is scheduled to be shipped at the start of week 11. What is the latest week that the order can be started and still be ready to ship on time? (Hint: You don’t need to develop an MRP plan.)arrow_forward
- The following table lists the components needed to assemble an end item, lead times (in weeks), and quantities on hand. Item Lead Time Amounton Hand Direct Components End 1 0 L(2), C(1), K(3) L 2 11 B(2), J(3) C 3 17 G(2), B(2) K 4 23 H(4), B(2) B 3 34 J 3 25 G 3 7 H 3 0 a. If 43 units of the end item are to be assembled, how many additional units of B are needed? (Hint: You don’t need to develop an MRP plan.) b.An order for the end item is scheduled to be shipped at the start of week 11. What is the latest week that the order can be started and still be ready to ship on time? (Hint: You don’t need to develop an MRP plan.)arrow_forwardMake a comparison and contrast of MRP and order-point schemes.arrow_forward2. What is Material Requirement Planning (MRP)? Briefly explain THREE (3) advantages from its use.arrow_forward
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