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Hardware Basics 0614
| Question | Answer |
|---|---|
| Scanner | An input device that is connected to the computer through a port connection and that allows the conversion of a printed page of text or graphics to digital format |
| Web cam | Tiny camera that sits on or is part of the computer and feeds video directly into the computer. |
| Resolution | Defines the clarity of the image that is seen on the computer screen. |
| Portable media players | Portable devices that store and play audio such as music or podcasts and or audio and video |
| Storage devices | Allow storage of data for later use. |
| USB drives | Also called pen, flash, or jump drives were introduced in 2002 and provide great flexibility in mobie storage devices. |
| Application software | Allows the computer to carry out specific functions such as word processing |
| Clicker | A handheld device that resembles a TV remote that allows students to respond to questions posed by the instructor |
| Parallel ports | Developed by IBM and used to connect a computer to a printer. |
| Anti-glare filters | Clear screens that fit over a computer monitor to reduce glare from overhead lights and large windows |
| Electronic pointing devices | Allows the user to control the cursor using ultra-sound, an infrared beam, eye movements, nerve signas, or even brain waves. |
| Pixel | A single colored square on the screen. |
| Printer | Outputs the data after it has been processed in what is called a hard copy, or a readable, permanent copy. |
| Firewire ports | Provide a very fast connection to transfer large amounts of data quickly. |
| RAM | A temporary memory that is designed to hold new data and is availabe only while the computer is turned on. |
| Tablet computers | Complete computer systems in a slate format. |