What is SharePoint assessment and purpose of the SharePoint migration Assesment

What is SharePoint assessment and purpose of the SharePoint migration Assesment

The assessment performed will help in a better understanding of the Below:

1. Content size, 
2. Applications, 
3. Customizations,
4.  User profiles,
5.  Permissions, 
6. Workflows, 
7. Unsupported/Deprecated features, 
8. Orphaned Objects, 
9. and Issues in current set up. 

Assessment Report will help in determining the best practices As below:

1. Alignment,
2.  alternate solution for unsupported/deprecated features, 
3. clean-up activities that need to be performed on existing farms, and readiness for migration.

I hope the above information will help you to resolve the issue, in case of any queries/questions regarding the above mentioned information then please let me know. I would be more than happy to help you as well as resolves your issues, Thank you.