While the CD-ROM drive is very useful as a portable storage medium due to its high capacity and low cost, it suffers from the disadvantage that it is a read-only medium.
To overcome this, many PCs are sold nowadays with drives which enable you to record data onto CD-R (CD recordable) and CD-RW (CD rewritable) disks. The former refers to a CD medium which allows you to record to it only once, while with a CD-RW disk it is possible to rewrite data to it multiple times.
Note:
While a CD-RW drive supports both CR-R and CD-RW functionalities, the CD medium that you utilise determines whether you can write data to it only once (CR-R) or multiple times (CD-RW). So it is important that you buy the correct medium type for the function that you want.
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Tutorial: Using Common Mass Storage Peripherals
1. The Floppy Disk Drive
2. The CD-ROM Drive
3. The USB Mass Storage Device
4. The CD-RW Drive
5. CD-Creator
6. GnomeToaster

