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Because the scope of ERP packages is very large, it is rarely necessary to add additional software.

Which of the following is the net requirement using an MRP program if the gross requirement is 1,000 and the inventory on hand is 500?

Net change MRP systems are “activity” driven.

Which of the following values for z should we use in as a safety stock calculation if we want a service probability of 98 percent?

In the time-cost CPM model, cost is assumed to be a linear function of time.

In an MRP problem, A is an MPS item. Every A requires 2 B’s and 3 C’s. Every B requires 5 C’s. All lead times are two periods. All initial inventory values are 0. Use lot-4-lot method for order quantities for all items. What is the low level code (LLC) for B and C?

Best operating level is the volume of output at which average unit cost is minimized.

Which of the following is a possible source of bias error in forecasting?

Experience and trial and error are the simplest ways to choose weights for the weighted moving average forecasting model.

Aggregate sales and operations planning occur in a company about every 3 to 18 months.