'RAK' extension refers usually to what kind of file ?
A
Audio file
B
Animation movie file
C
MS Encarta document
D
Backup file
Correct Answer: Backup file
File backup is a duplicate copy of your data that can be used to recover your files or even an entire hard drive after a data loss event. A cloud backup is the same as your file backup, only stored online in a network of offsite servers operated by a cloud storage provider.