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unit 2
| Term | Definition |
|---|---|
| computer | electronic device that processes data |
| personal computer | used by one person at a time |
| central processing unit | a small chip that performs calculations and carries out all instructions given to a computer |
| bit | the smallest unit of information , always either 1 or 0 |
| byte | 8 bits and is the building block for all other units of information |
| hardware | a collection of physical devices that make up your computer system |
| input | when a user enters information into a computer |
| output | when a computer delivers information back to a user |
| random-access memory | the temporary information that a computer uses only when it works with a particular file |
| read-only memory | the permant information on your hard drive |
| storage device | hardware that saves data onto a harddrive, server, or a disk |
| software | a computer program that contains a set of instructions that make it possible for your computer to perform tasks |
| operating system | the overall program that controls all the other software programs and allows hardware devices to work properly |
| network | a group of computers connected together |
| drive | the largest storage area |
| folder | a place to organize files |
| file | a collection of data |
| Save as | a command to rename a file at the same time as moving it to a new location |
| shortcut | a direct link to a file or a folder |
| keyword | a word or words that matches the topic you are looking for |
| content search | look for the information from a list of catgories and topics |
| keyword search | key one or more words |