Inserted into the disk drives. The primary reason there are difference in between, Apple, IBM, Mac is because each uses a different operating system format. The capacity is dependant on the number of platters and the density of the material used to coat the patterns. The more you pay, the more storage capacity you can buy in your hardrive. The mechanical components of a computer system.
Memory is used to store both program files and data files while processing information.
For this reason memory should generally be large enough to do both effectively. A collection of programs that controls the overall operation of the computer system. The OS contains both internal instructions, held in ROM and RAM, and external instructions generally read from a disk. Parallel transmission is primarily used for dot matrix printers and is also used for quick transfer of data from computer to computer. The devise used to visually display the computer output.