| A | B |
|---|
| computer | electronic machine, operating under the control of instructions stored in its own memory |
| system unit | sometimes called a chassis |
| shareware | copyrighted software distributed free for a trial period |
| supercomputer | the fastest, most powerful computer |
| kiosk | freestanding computer with a touch screen |
| wide area network | network that covers a large geographical area |
| local area network | network that connects computers in a limited geographic area |
| icon | small image that represents a program, instruction, or some other object |
| input | any data or instructions you enter into a computer |
| peripheral | any external device that attaches to the system unit |
| pointer | the mouse controls the movement of a symbol on the screen called a(n)__ |
| keyboard | is NOT an output device |
| application software | consists of programs that perform specific tasks for users |
| computer literate | means you have knowledge and understanding of computers and their uses |
| hardware | electric, electronic, and mechanical equipment that makes up a computer |
| GIGO | computer phrase that points out the accuracy of a computer's output depends on the accuracy of the input |
| storage | is an area in a computer that can hold data and information for future use |
| output device | any hardware that can convey information to the user |
| central processing unit | (CPU), also called a processor, carries out the basic instructions that operate a computer |
| printer | NOT an input device |
| laptop | notebook computer, that is a portable, personal comptuer small enough to fit on your lap |
| PDA | a popular handheld computer in use today |
| terminal | a device with a monitor and keyboard only |
| network | a collection of computers and devices connected together via communication devices and media |
| computer programmer | called a programmer, is someone who writes software programs |
| mainframe | a large, expensive, very powerful computer that can handle hundreds or thousands of connected users simultaneously |
