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A company develops a custom extension for Business Central that manages internal pricing calculations. This extension includes a function called CalculateInternalPrice that takes an item number and quantity as input and returns the calculated price. However, they want to limit access to this function only from specific code units within the extension.

Which of the following access modifiers BEST achieves this goal?

A manufacturing company uses Business Central for production planning and inventory management. They need to develop a custom extension to track work in progress (WIP) in real-time across various shop floor production stages. The extension should update WIP levels automatically as production progresses.

Which technology should they leverage within Business Central to achieve this real-time data capture and automatic updates?

The company wants to extend the "Item" table with additional information relevant for purchase orders, such as "Lead Time" and "Minimum Order Quantity." However, they also need to maintain compatibility with existing reports and integrations that rely on the original table structure. Which approach is most suitable for achieving this extension while preserving compatibility?

You want to configure telemetry to track the performance of your extension's user interface (UI) elements. Which telemetry features can you leverage for this purpose?

You have written automated UI tests for a custom page in your Business Central extension, but they are failing intermittently. You need to identify the root cause of the failures and fix the tests.

Which of the following approaches is the most effective for debugging these UI tests?