Information Systems and Computer CLEP

WYSIWYG --What You See Is What You Get, how a page displays on screen is the same as how it prints zombie --A computer that has been taken over by malware to perform tasks like sending spam or phishing emails, click fraud, or denial of service attacks. The computer's owner is often not aware of what the computer is doing unless the Internet connection slows to a crawl. write protect --Method that keeps data from being over-written. May be a physical obstacle or a file attribute choice that prevents overwriting. worm --An unwanted computer program that duplicates itself across a computer network. It uses up the network's storage space and resources and can interfere with the ability of the network to function at all. WORM --Write Once Read Many. Most common type of optical disk workstation --Computer networked to other computers. Sometimes more capable than a desktop model. working storage --Temporary storage of the intermediate results of work in progress word --Amount of data the CPU can process at one time. Measured in bits. Word Processing --A computer program used to create documents which are text- based, like letters, memos, and term papers. It is the most used computer application. word wrap --Automatically wrapping the text to the next line so it all fits within the width of the screen, window, or paper page. Windows --An operating system from Microsoft that comes in many different versions. It uses a graphical interface and put programs in a rectangular 'window' on the screen. window --A rectangular area of the screen which displays a program's user interface, a document, or a system message webcam --A video camera that connects directly to a computer. It is used to stream live video to a web site, a video phone call, like Skype, or video conferencing. warm boot --Method of restarting the computer which doesn't require the hard disk to stop spinning first. WAN --Wide Area Network - a network of computers that are far apart, as in different cities or countries volatile --Term for memory which loses data when the power goes off. voice input --Using human voice to directly enter data or commands virus --A computer program that performs tasks without your permission or consent. May be harmless but annoying or may be highly damaging. virtual machine --Method that lets you run a separate operating system in a window without having to shut down your normal operating system. You can run programs in that window that won't run on your usual operating system. virtual memory --Disk space used as part of main memory virtual --Not really there but acts as though it were real video display unit (VDU) --Any device that displays computer output including on hand-held devices. video display terminal (VDT) --Device which displays computer output. From early network terminals. video conference --Connecting to other people with live video of all people in the conversation. This can substitute for a face-to-face meeting. video camera --Records data on tape or digital media that can be uploaded to the computer video --A motion picture recording. Can be on tape or digital. VGA --Video Graphics Adapter - low end video type with 640 x 480 resolution and 256 colors version --The particular edition of the program. Different versions may have slight differences or be vastly changed. A program usually requires a different version for each operating system that it will be installed in. vector --A means of defining an image in terms of geometric shapes. Used by drawing programs vacuum tube --Oldest device used for memory in electronic computer. Generated a lot of heat and burned out often. utility program --A program that performs tasks related to the maintaining of your computer's health - hardware or data.