Hard disk computer storage

disk sector on a disk storage unit that is permanently damaged

right|thumb|Cylinder, head, and sector of a hard drive. Cylinder-head-sector (CHS) is an early method for giving addresses to each physical block of data on a hard disk drive.

small, movable parts of a disk drive

high-speed memory embedded in a computer drive used to improve performance

software utility

used gaining read-only access to computer hard drives without damaging the contents. Commonly used in investigations.

storage format