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unit a
understanding essential computer concepts
| Term | Definition |
|---|---|
| netbook | a type of subnotebook computer is primarily designed to allow users to access the internet and checks e mail. |
| commands | input instructions that tell the computer how to process data. |
| byte | series of eight bits |
| RAM | temporarily holds data and programs while the computer is on. |
| hard disk | magnetic storage media that is usally sealed in a case inside a computer. |
| expansion slot | a slot on the motherboard into which a controller card for a peripheral device is inserted. |
| spyware | a program that tracks a users internet usage without the users perrmision. |
| operating system | software that allocates resources, manages storage space , maintains security and controls |
| database | a collection of information stored on one or more computers organized in a uniform format of record and feid. |
| server | a computer network that acts as the central storage location for programs and data used on the network. |