| A | B |
|---|
| Power Box | Sends power to all of the different parts of the computer. |
| Mouse/Keyboard INPUT | Plugs for the mouse and keyboard |
| Video Card | Plug for the monitor or any output video device |
| Network Card | Plug to hook up computer to an office network |
| Sound Card | Plug for speakers or any output sound device |
| Pentium II Processor | The computing part of the computer. Also called the "processor," it is made up of the control unit and ALU. Today, the CPUs of almost all computers are contained on a single chip. |
| Mother Board | The main printed circuit board in an electronic device, which contains sockets that accept additional boards. |
| Memory Card (Random Access Memory) | A group of memory chips, typically of the dynamic RAM (DRAM) type, which function as the computer's primary workspace. When personal computers first came on the market in the late 1970s, 64KB (64 kilobytes) of RAM was the upper limit. Today, 64MB (64 megabytes) of RAM is entry level for a desktop computer, a thousand times as much. |
| Fan | A device that uses motor-driven blades to circulate the air in a computer or other electronic system. |
| C Drive (Hard Disk) | The primary computer storage medium, which is made of one or more aluminum or glass platters, coated with a ferromagnetic material. Most hard disks use fixed platters that are permanently sealed in the drive. |
| Diskette/CD ROM Drive | A peripheral storage device that holds, spins, reads and writes magnetic or optical disks. It may be a receptacle for disk cartridges, disk packs or floppy disks, or it may contain non-removable disk platters like most hard disks. |
