Data migration is critical because it ensures business continuity when moving from legacy systems to Dynamics 365. Inaccurate or incomplete data can disrupt operations, affect reporting, and reduce user confidence in the new system. A well-planned data migration ensures that historical, open, and master data is accurate, complete, validated, and available at go-live, enabling users to operate effectively from day one.
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.