Assertion: cd's data | /r/HasProperty | written
Facets:
Source sentences:
text: The rpm of the spindle determine how fast data is written and read.
text: Data is written ('burned') to the disc by a laser, rather than the data being 'pressed' onto the disc during manufacture, like a DVD-ROM.
text: Data can thus be written, erased and re-written.
text: The tracks are concentric rings around the center, with spaces between tracks where no data is written; gaps with padding bytes are provided between the sectors and at the end of the track to allow for slight speed variations in the disk drive, and to permit better interoperability with disk drives connected to other similar systems.
text: Data on a CD is written is form of small dots.
text: Once the data has been written, the dye layer is coated with a thin, reflective metal coat that will enable the laser to read data from the differences in the way pits and lands reflect light.
text: Data can only be written once i.e. once the pits are burnt on to the surface, that part of the disk cannot be used again for storage although it can be re-played endless times.