āœļø Explanatory Question

Why test old data vs new data?

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šŸ“˜ Detailed Answer
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ā† Previous Why is iterative testing required?
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Answer with Explanation

Because business processes may involve:

  • Transactions created before upgrade

  • Transactions created after upgrade

šŸ“Œ Example:
Canceling a purchase order created in AX 2012 vs one created in D365.

ā† Previous Why is iterative testing required?