INTE Exam Dumps : Supply Management Integration

A point-of-sale (POS) system would be most useful for providing rapid updates when dealing with suppliers. POS systems capture real-time sales data, allowing for accurate and timely tracking of demand at retail outlets. This information aids in precise forecasting and inventory management, facilitating better supplier communication. Reference: Retail management and technology integration in supply chains.

Spot buying refers to the purchase of commodities on the open market for immediate delivery. This practice is typically used to meet urgent needs or take advantage of favorable market conditions. It contrasts with forward buying, which involves purchasing for future delivery to lock in prices or quantities.

The absolute value of the forecast error is calculated as the average of the absolute differences between forecasted and actual demand. Calculating each period: |30-31| + |25-31| + |28-26| + |25-20| = 1 + 6 + 2 + 5 = 14. Therefore, the absolute value of the forecast error is 14. Reference: Demand forecasting and error measurement techniques.