Fossenkemper CIS105 Chapter 8
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Created by:
hedaa00001 on March 30, 2009
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31 terms
Terms | Definitions |
|---|---|
 Convergence | Combination of features |
| ROM | Read Only Memory |
| SMS | Short Message Service - used for only text messaging |
| MMS | Multimedia Message Service - used for messages that include sound, images, or video |
| Symbian OS | Operating system used by some cell phones |
| PMP | Personal (or Portable) Media Player |
| MP3 | One of the most popular compressed audio formats. Others include wav, aac, wma, and flac. |
| MP4 | A popular compressed video format. Other formats include wmv, avi, mov, qt, rm, etc. |
| sampling rate | The number of times per second the music is measured and converted to a digital value |
| PDA | Personal Digital Assistant |
| Bluetooth | Wireless connection that uses radio waves to transmit data over a short distance (30 feet) |
| IrDA | Infrared is a wireless connection that uses infrared light waves to transmit data |
| GPS | Global Positioning System -uses satelite signals to calculate latitude and longitude |
| Express Card | Adds functionality to your notebook by providing an expansion slot |
| P2P | type of network in which all computers on the network communicate directly with one another rather than relying on a server as client/server networks do. |
| codec | An abbreviation for compressor/decompressor. Software or hardware used to compress and decompress digital media. |
| flash memory | nonvolatile storage that can be electrically erased and programmed anew |
| netbook | A low-end, inexpensive laptop with a small 9 or 10 inch screen and no optical drive that is generally used for web browsing, email, and word processing by users on the go. |
| resolution | This term can describe either how many pixels a monitor can display or how fine a printer can print. |
| synchronizing | process of updating data so that the files on different systems are the same |
| telephony | encompasses the general use of equipment to provide voice communication over distances, specifically by connecting telephones to each other. |
| ubiquitous computing | Technology that is so much of the environment that people don't even notice it. (Also referred to as ubicom) |
| VoIP | Voice over Internet protocol - a phone connection through a personal computer with any type of broadband Internet connection. |
| ISP | Internet Service Provider - a company that provides Internet access. AOL and Cox are examples of ISPs |
| HDMI | a single cable, with just one plug, that carries all of the video and all of the audio information. Stands for High Definition Multimedia Interface |
| JPEG | Short for Joint Photographic Experts Group. JPEG is a compression technique for color images. Although it can reduce files sizes to about 10% of their normal size, some detail is lost in the compression. (As opposed to tiff, bmp, raw, etc) |
| WiFi | (Wireless Fidelity) A popular term for a form of wireless data communication, basically "Wireless Ethernet". |
| 3G | 3rd Generation Cell Technology |
| EDGE | Enhanced Data Rate for Global Evolution (used by AT&T and T Mobile) |
| Analog | infinitely varying signals or frequencies |
| 4G | 4th Generation Cell technology. Faster than either Wifi or 3G |
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