(1) "Data conversion" is changing data from one file or database format to another. It may also require code conversion between ASCII and EBCDIC.

(2) "Media conversion" is changing storage media such as from tape to disk or hard disk to optical disc.

(3) "Program conversion" is changing the programming source language from one dialect to another or from one platform to another.

(4) "Computer system conversion" is changing the computer model and peripheral devices.

(5) "Information system conversion" requires data conversion and either program conversion or the installation of newly purchased or created application programs.

(6) See also conversion rate.