With iOS, its particularly important for an app to minimize the persistent storage placed in the app's home directory. This is because of the following: if the user/device have enabled iCloud Backup, the home directory (persistent storage area) of every app on the device is backed up daily to iCloud. This would happen for your app even if the app itself does not explicitly use iCloud, and the files are stored using the default attributes.
a. True
b. False