Persistence
UserDefaults scope and limits
A teammate's PR stores the access token, the profile image Data, and an array of 5,000 recently viewed products all in UserDefaults. What would you raise in review?
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PersistenceMultiple choiceBasics
Select all the pairs where a finance app's storage requirement is matched with the right …
#userdefaults #storage
PersistenceShort answerIntro
A new iOS project has to store a favorites list, the login session, downloaded PDFs, and …
#userdefaults
PersistenceMultiple choiceIntro
Compared with UserDefaults, select all the correct characteristics of the Keychain.
#userdefaults
PersistenceShort answerBasics
Legacy code saves model objects to a file with NSKeyedArchiver, and on recent OS versions…
#plist