olemus
kogu ketta sisu kopeerimine bitthaaval ühtivana
=
creating a bit-for-bit level copy of a disk

ülevaateid
https://www.techopedia.com/definition/13610/disk-cloning

https://en.wikipedia.org/wiki/Disk_cloning

https://davescomputertips.com/whats-the-difference-disk-cloning-vs-disk-imaging/

võrdle
- ketta peegeldamine
- kettapildistus