Disk backup Definitions
-
B
backup
Defining what backup is, and the tools and policies to manage it in organizations, comprise a key foundational principle for IT administrators.
-
D
disk backup or disk-based backup
Disk backup, or disk-based backup, is a data backup and recovery method that backs data up to hard disk storage.
-
DLT (digital linear tape)
Before the popular Linear Tape-Open Consortium came into existence, Quantum had its proprietary digital linear tape (DLT) format. Learn more about DLT technology here.
-
G
ghost imaging
Ghost imaging, often called cloning, is a software-driven data backup process that copies the contents of a computer hard disk in a single compressed file or set of files, referred to as an image.
-
N
near-continuous data protection (near CDP)
Near-continuous data protection, sometimes called near-continuous protection, is a general term for backup and recovery products that take snapshots at set intervals. The term evolved from a need to differentiate products that take snapshots on a pre-determined schedule (every fifteen minutes, for example) from those products that take snapshots each time new data is written (true CDP).
-
R
removable media
Removable media is any type of storage device that can be removed from a computer while the system is running. Examples of removable media include CDs, DVDs and Blu-Ray disks, as well as diskettes and USB drives