Server and local models
A phone screen asked how you design data models on the backend and how you handle them on mobile. If you use the server's response JSON structure as your local database entity as is, what goes wrong when the response format changes later?
PersistenceShort answerIntro
A new iOS project has to store a favorites list, the login session, downloaded PDFs, and …
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PersistenceShort answerBasics
Which requirements push you to Core Data (or SwiftData) instead of UserDefaults or a plai…
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PersistenceShort answerBasics
Say you're building a to-do app with SwiftData. What do @Model, ModelContainer, ModelCont…
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PersistenceMultiple choiceBasics
Select all the correct statements about SwiftData.
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