The successor technology to the CD-ROM that can store up to about 10 gigabytes. Digitize To translate data or an image into a discrete format that can be interpreted by computers. A small circuit board, capable of holding several memory chips, that has a 64-bit data path and can be easily connected to a PC's system board. Dimmed A menu option, which is usually gray, that is disabled or unavailable. An approach to system conversion whereby operational support by the new system is begun when the existing system is terminated.
Direct access See random access .
Direct-access file See random file . Direct-access processing See random processing . Disk, magnetic A secondary storage medium for random-access data storage available in permanently installed or interchangeable formats. The physical location of a particular set of data or a program on a magnetic disk. An environmentally sealed interchangeable disk module that contains one or more hard disk platters.