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Hardware
Digital Technology
| Term | Definition |
|---|---|
| Central processing unit (CPU) - | The chip located inside the system unit of a computer that performs the processing for a computer |
| GHz – (gigahertz) – | speed of a processor counted by billions of ticks per second |
| MHz – (megahertz) – | speed of a processor counted by millions of ticks per second |
| Monitor - A display device that projects images onto a display screen | A storage system consisting of one or more metal magnetic disks permanently sealed with an access mechanism inside its drive |
| Hard disk drive - | A storage system consisting of one or more metal magnetic disks permanently sealed with an access mechanism inside its drive |
| Motherboard - | The main circuit board of a computer to which all computer system components connect. |
| System Unit – | The container that holds the motherboard and keeps components safe. |
| Network Interface Card – | Enables a PC to connect to a network |
| Optical Drive – | Adds read and write capabilities to your computer for portability |
| GB, Gigabyte – | Storage measurement in billions of bytes |
| Random access memory (RAM) - | provides a high speed, temporary location for the computer to hold data and program instructions |
| Bit – | The smallest unit of computing, consists of either a 0 or 1 (on or off) |
| Byte - | The smallest unit of computing, consists of either a 0 or 1 (on or off) |
| Byte - | 8 bits makes 1 byte |
| Video Graphic Adapter – | Enables the connection of a monitor and may provide additional graphics capabilities |