Drag and Drop Question A company is implementing Dynamics 365 Supply Chain Management. The company requires that historical transactional data from the current system be used to determine future…

Question

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Answer Area

Explanation

Dynamics 365 SCM - Demand Forecasting & Safety Stock Configuration

Context

The scenario has two distinct requirements:

1. Use historical transactional data to determine minimum future inventory needs (safety stock)
2. Use historical transactional data to forecast demand while excluding outlier transactions (beyond a standard deviation threshold)

Placement 1: Safety Stock Journal

Requirement it addresses: Using historical transactions to determine future inventory minimums.

The Safety Stock Journal in D365 SCM analyzes historical item movement data and generates suggestions for minimum quantity levels (safety stock). It works by calculating how much buffer stock is needed based on past demand patterns to prevent stockouts. This is the correct tool for establishing baseline inventory requirements from historical data.

Placement 2: Demand Forecasting

Requirement it addresses: Excluding transactions outside a standard deviation.

Demand Forecasting in D365 SCM uses Azure Machine Learning to generate statistical baseline forecasts from historical transactions. Critically, it includes an Outlier Cutoff parameter (found in Demand Forecasting Parameters) that automatically removes historical data points that fall beyond a specified number of standard deviations from the mean before generating the forecast. This is the only configuration among the three options with a native standard deviation–based exclusion mechanism.

Why Planning Optimization is Not Used

Planning Optimization is the master planning engine - it executes replenishment plans based on already-configured supply/demand parameters. It does not analyze historical data or apply statistical outlier removal. Choosing it here is the most common mistake, because it sounds relevant to "future inventory needs" but operates downstream of the forecast, not as the forecasting tool itself.

Summary

The key distinction: Safety Stock Journal answers how much buffer, and Demand Forecasting answers what future demand will be, with outlier control built in.

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