Backup Terms
A copy of data taken at a specific moment in time
Snapshot
SSD
Solid-State Drive
Spinning Disk
HDD (Hard Disk Drive)
The practice of storing multiple copies of data in different places
Redundancy
NAS
Network Attached Storage
Magnetic
Tape Drives - Floppy Disks
A data backup method that only copies data that has changed since the last backup
Incremental Backup
RAID
Redundant Array of Independent Disks
Optical
CD-ROM - DVD-ROM