| Documents are scanned into the system then the document imaging system stores them somewhere on a hard drive or optical disk. |
| The optical disk drive is capable of reading special compact discs containing games developed for the video game console. |
| Multiple digital read channels may be used to read multiple tracks of an optical disk simultaneously. |
| The results indicates that the aplanatic hologram lenses are feasible for optical disk applications. |
| A database is stored as a file or a set of files on magnetic disk or tape, optical disk, or some other secondary storage device. |
| These rules also apply to any other form of authorised storage, such as electromagnetic media and optical disk. |
