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Definition
| store microscopic images of documents on a roll or sheet film |
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Definition
| light is reflected off of the CD/DVD into a scanner which reads and interprets the light reflections. |
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Definition
| CD track is divided into evenly sized sectors |
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Definition
| information is stored on these, normally spirals from the center of the disc to the edge. |
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Definition
| reads items and writes items in the drive. |
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Definition
| small motor spins the disc which is read by the computer. |
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Term
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Definition
| is a network standard that defines how messages are routed from one end of a network to another. |
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Definition
| a small amount of computer data sent over a network. |
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Definition
| Any system or device connected to a network |
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Definition
| a cable made up of super-thin filaments of glass or other transparent materials that can carry beams of light. |
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Definition
| (local area network) is a network that connects computers and devices in a limited geographical area. |
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Definition
| (wide area network) is a network that covers a large geographical area |
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Definition
| a data structure that organizes information into rows and columns. |
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Definition
| a group of related fields |
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Definition
| a combination of one or more related characters. |
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Term
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Definition
| (Database Management System) provides means to ensure that only authorized users access data at permitted times. |
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Term
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Definition
| (language) consists of simple, English-like statements that allow users to specify the data to display, print, or store |
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Definition
| (denial of service) disrupts computer access to Internet services |
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Definition
| is a technique intruders use to make their network or Internet transmission appear legitimate |
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Definition
| a term used to describe any text or other data that is encrypted |
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Term
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Definition
| is a measurement that defines the sharpness of a (monitor's)display. |
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Term
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Definition
| "Cathode Ray Tube." Technology used in traditional computer monitors and televisions. |
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Definition
| provides a GUI to assist users with retrieving data |
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Term
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Definition
| a data structure that stores organized information. |
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Term
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Definition
| uniquely identifies each record. |
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Term
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Definition
| is a popular security technique. |
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Term
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Definition
| is an unsolicited e-mail message or newsgroup posting. |
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Definition
| displays an online advertisement in a banner or pop up window |
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Term
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Definition
| a network standard that specifies no computer controls when data can be transmitted. |
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Term
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Definition
| standard specifies that computers and devices on the network share or pass a special signal |
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Term
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Definition
| spreads across the globe and consists of countless networks and computers, allowing millions of people to share information. |
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Term
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Definition
| defines how two Bluetooth devices use short-range radio waves to transmit data |
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Definition
| the beginning of the internet. |
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Term
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Definition
| Stands for "Hypertext Transfer Protocol." This is the protocol used to transfer data over the World Wide Web. |
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Term
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Definition
| (post office protocol) a simple, standardized method of delivering e-mail messages. |
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Term
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Definition
| is a multisession optical disc on which users can write, but not erase |
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Term
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Definition
| is an erasable multisession disc |
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Term
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Definition
| "Revenue per 1,000 Impressions." RPM is similar to CPM, but measures the revenue from 1,000 ads impressions instead of the cost of the ads. |
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Term
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Definition
| when a multimedia file can be played back without being completely downloaded first. |
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Term
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Definition
| "Uniform Resource Locator." It is the address of a specific Web site or file on the Internet. |
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Term
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Definition
| is the name that identifies a Web site. |
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Term
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Definition
| "Hyper-Text Markup Language." This is the language that Web pages are written in. |
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Term
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Definition
| (World Wide Web) consists of pages that can be accessed using a Web browser. |
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Term
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Definition
Typically store software, data, digital photos, movies, and music
pixel. |
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Term
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Definition
| identifies the quality of the data. |
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Term
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Definition
| Verification performed, either through software or manually, to verify that no errors are present or that it adheres to a standard. |
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Term
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Definition
| is a small text file that a Web server stores on your computer |
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Term
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Definition
| a program placed on a computer without the user’s knowledge that secretly collects information about the user |
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Term
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Definition
| Stands for "Dots per Inch." DPI is used to measure the resolution of an image both on screen and in print. |
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Term
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Definition
| printer that can copy, scan, fax, etc |
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Term
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Definition
| determines how many times the screen is redrawn each second. |
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Term
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Definition
| A malicious program that hides within or looks like a legitimate |
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Term
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Definition
| is executable software that runs on a computer. |
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Term
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Definition
| copies itself repeatedly in memory or over a network |
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Term
| viewable size of a monitor |
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