Data is recorded onto a CD in a clockwise spiral from the center. Its recorded and read in a series of lands and pits. Any land that the laser hits is reflected to the read head and is recorded as a 1 or a 0. They are counted in groups of 14 and then converted into standard 8-digit data.
== == contains stored information that can be read on computer
CD-ROM
CD-Rom
A plastic disk with digital information etched onto it.
Not on a CD-ROM - But you can on a CR-R or CD-RW. CD-ROM's are fixed - the others are capable of being recorded on or re-recorded.
compact disk
cd-rom means where hsert our disk
CD-rom is a compact disk used with computers. =D
"CD" = "Compact Disk" , "ROM" = "Read Only Memory".
CD-ROM
A Blank CD