The hardware is the physical part of a computer system.
||computer memory||The computer's workspace (physically, a collection of RAM chips). It is an important resource, since it determines the size and number of programs that can be run at the same time, as well as the amount of data that can be processed instantly.|
| ||CPU||CPU (Central Processing Unit) is the computing part of the computer.|
| ||disk drive||A device that can read and (often) write ComputerDisks.|
| ||hard disk drive||The primary computer storage medium, which is made of one or more aluminum or glass platters, coated with a ferromagnetic material. Most hard disks are fixed disks, which are permanently sealed in the drive.|
| ||network adapter||A network adapter, also known as a Network Interface Card or NIC, is a physical device installed in a computer on its system bus. Its purpose is to connect to a specific type of network, usually an ethernet or a token ring network.|