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Hardware Basics003
| Question | Answer |
|---|---|
| Megahertz | One million cycles per second. |
| Cache | Provides a temporary sorage area that provides a quick access to information. |
| Lumens | The unit used to measure the brightness of a projector is lumens. |
| Parallel port | These ports connect the computer to a printer. |
| Instructional software | Software that uses tutorial, simulation, games, problem-solving and drills to teach. |
| Refreshable Braille display | A line of text in braille format is formed by raised pinpoints under a membrane. |
| Switches | An alternative to a keyboard, usually activated by movements. |
| Access options | The type of technology used in schools. |
| Terabyte | The current largest measurement of computer memory. |
| Peripheral device | Inputs information, outputs the information into a form easily read by the use, and stores the information for later. |
| Optical character recognition (OCR) | Converts text. |
| Interactive whiteboard | A computer in a slate format. |
| Firewire (IEEE 1394) port | Provides a very fast connection to transfer large amounts of data. |
| Storage devices | Store data for later use and access. |
| Electronic pointing devices | Allows user control of the cursor using various methods. |