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Understand what a fetched results controller is and how you can use it to fetch lists you have saved.

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Learn how to use the fetched results controller's delegate to inform you of changes to the context and handle it appropriately.

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In this challenge modernize the view controllers to use diffable data sources in conjunction with fetch results controllers.

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Understand the various types of delete rules you can specify when deleting managed object instances.

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Now that you understand delete rules let's implement delete methods for the Reminders app.

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Understand the difference between Transformable and Binary Data attributes and how you can save large files.

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Wrap up this section by reviewing what you've learned in the course, and find out where to go next!

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