There are several methods of taking backup for apple devices, iPhone, iPad and iPod touch has an in built feature to take backup of apple device over internet cloud or we say apple cloud.
Note: backed-up information includes purchased music (backup of purchased music is not available in all countries), TV shows (US only), apps, and books; photos and video in the Camera Roll; device settings (for example, Phone Favorites, Wallpaper, and Mail, Contacts, Calendar accounts); app data; Home screen and app organization; Messages (iMessage, SMS, and MMS), ringtones, and more. It is also important to note that media files synced from your computer aren’t backed up, but can be restored by syncing with iTunes.
iCloud automatically backs up the most important data on your iOS device.
• Launch the Settings app from the Home screen.
• Click on iCloud. Login to your iCloud account, if you haven’t already.
• Scroll down and click on Backup.
• Toggle on the On/Off toggle next to iCloud Backup to enable automatic backup.
After you have enabled Backup on your iPhone, iPad, or iPod touch it will run on a daily basis as long as your device is:
• Connected to the Internet over Wi-Fi
• Connected to a power source
• Screen locked
You can also back up manually whenever your device is connected to the Internet over Wi-Fi by launching the Settings app and navigating to iCloud > Backup and click on the Back Up Now button.
This is all about the iCloud and backup through iCloud of your apple device.
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