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Exam 12: MRP and ERP

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Question 41

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Using the product tree shown, determine the following: (A) The quantity of component K that will be needed to assemble 80 units of P, assuming no on-hand inventory of any components exists. (B) The quantity of component K needed to assemble 80 units of P, given on-hand inventory of 30 As, 50 Bs, and 20 Cs. [Add closing parens in figure where needed.]

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(A) [3 Ks per C × 2 Cs per A × 2 As per ...

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Question 42

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The inventory records contain information on the status of each item by time period.

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B) False

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Question 43

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Which one of the following most closely describes net material requirements?

The term pegging refers to identifying the parent items that have generated a given set of material requirements for a part or subassembly.

Net requirements equal gross requirements minus safety stock.

Load reports show capacity requirements for departments or work centers which may be more or less than the capacity available in that work center.

The bill of materials indicates how much material will be needed to produce the quantities on a given master production schedule.

A regenerative MRP system is one that is updated continuously, every time there is a schedule change.

The bill of materials contains information on lead times and current inventory position on every component required to produce the end item.

Which is true of a net-change system?

Which of the following most closely describes dependent demand?

The development and application of MRP depended upon two developments: (1) the recognition of the difference between independent and dependent demand, and (2) :

MRP is used within most MRP II and ERP systems.

Which one of the following most closely describes the MRP approach that is used for components or subassemblies to compensate for variations in lead time?

Net requirements for component J are as follows: 60 units in week 2, 40 units in week 3, and 60 units in week 5. If a fixed-period, two-period lot-sizing method is used, what will be the quantity of the first planned receipt?

Which of these items would be most likely to have dependent demand?

In MRP, the gross requirements of a given component part are calculated from:

Develop a material requirements plan for end item P and its components, given the following tree. Assume that all lead times are one week, and that lot-for-lot ordering is used except for item F, which is ordered in multiples of 400 units. One hundred units of P should be available at the start of week 4 and at the start of week 8. Beginning inventories are: 20 Ps, 100 As, and 200 Fs. Scheduled receipts are: 800 Fs at the start of week 1.

Scheduled receipts differ from planned receipts in that scheduled receipts:

Bunny Helpers, Inc., has just received an order for 100 Deluxe Easter Baskets, which must be ready for delivery at the start of week 6. An MRP planner has prepared the following table showing product structure, lead times (orders are lot-for-lot) , and quantities on hand: $\begin{array} { c l l } \text { Deluxe Easter Basket BOM } & \text { Lead Time } & \text { On-Hand } \\\hline \text { Deluxe Easter Basket } & 1 \text { week } & 10 \\\text { Dark Chocolate Truffles (2 per) } & 2 \text { weeks } & 30 \\\text { Carved Chocolate Eggs (4 per) } & 1 \text { week } & 50\end{array}$ Each Deluxe Basket contains two dark chocolate truffles and four carved chocolate eggs; additionally one bottle of Alka-Seltzer is included for those who overindulge. When should an order for carved chocolate eggs be released?