17 Disks: data transfer rate Transfer rate Hard disk 3 000 up to 30 000 kB/s CD-ROM 150 (digital audio, 1x) up to 8 000 kB/s (40x) Transfer rate = the speed at which the computer reads data from a disk once the data is found (kB/s) Floppy disk about 30 kB/s < **--