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121 Cards in this Set
- Front
- Back
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T/F computers and other forms of technology impact our lives daily
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T
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T/F computers today are used virtually in every aspect of most individuals lives
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Few aspects of daily life remain untouched by computers and computing technology
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pervasive computing
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The knowledge and understanding of basic computer fundamentals
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computer literacy
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a mobile phone that can make phone calls over both the internet and a cellular network
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dual-mode mobile phone
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traditional appliances with some type of built in computer or communications technology
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smart appliances
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homes are controlled by a main computer
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Smart homes
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alternative to traditional classroom learning in which students participate from their current location
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distant learning
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one of the fastest growing uses for workplace computing
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in the service industry
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programmable electronic device that accepts data, performs operations on data, represents results and stores results
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computer
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a computer will do whatever the instructions- called the program tell it to do
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programmable
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sending and or retrieving data VIA the internet, updating information located in a shared database, exchanging emails
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communications functions
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considered the fifth primary computer operation
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communications
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Raw unorganized facts
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DATA
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Data that has been processed into a meaningful form
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information
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T/F Data can exist as audio, video, graphics, text
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The physical parts of a computer system, such as keyboard, monitor, printer, ect
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Hardware
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T/F Hardware components can only be internal
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F, they can be internal or external
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any piece of equipment used to input data into the computer
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input device
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main processing device for a computer
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CPU
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used to save data, programs, or output for future use and can be internal or external
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storage device
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allows users to communicate electronically with others and to access remote information VIA internet
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communications devices
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Modems and network adapters
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communication hardwares
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programs that allow computer to operate collectively
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systems software
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starts up the computer and controls its operation
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operating system
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to start up a computer
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Boot
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The background work area displayed on the screen in Microsoft Windows
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Windows desktop
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rectangular area which programs, documents, and other content are displayed
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Window
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small graphical image that invokes some action when selected
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Icon
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set of options used to issue commands to the computer
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Menu
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set of icons used to issue commands to the computer
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Toolbar
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one of a group of small buttons located at the top-right corner of a window that are used to resize the window
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Sizing button
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A windows that requires the user to supply additional information
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Dialog box
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applications program that help users write their own programs using a programing language
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programing language
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a person who uses a computer
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computer user
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a person whose primary job responsibility is to write, maintain, and test computer programs
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programer
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A tiny computer embedded in a product and designed to perform specific tasks or functions for that product
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Embedded computer
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A very small device that has built-in computing or internet capability
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mobile device
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a mobile device based on a mobile phone
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smart phone
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a type of computer based on a microprocessor and designed to be used by one person at a time
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Personal computer/ microcomputer
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A personal computer designed to fit on or next to a desk
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Desktop PC
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A small personal computer, such as a notebook, tablet, or handheld pc designed to be carried around easily
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Portable PC
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A fully functioning portable PC that opens to reveal a screen and keyboard
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Notebook computer
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portable PC about the size of a notebook that is designed to be used with an electronic pen
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Tablet PC
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A portable personal computer about the size of a paperback book or pocket calculator
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Handheld computer
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T/F most personal computers are sold as stand-alone
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T
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PC designed to access a network for processing and data storage, instead of performing those tasks locally
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Thin client
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A medium-sized computer used to host programs and data for a small network
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Midrange server
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A computer used in large organizations that need to manage large amounts of centralized data and run multiple programs simultaneously
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Mainframe computer
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the fastest, most expensive and most powerful type of computer
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Supercomputer
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A supercomputer comprised of numerous smaller computers connected together to act as a single computer
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supercomputing cluster
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A collection of computers and hardware devices that are connected together to share hardware. software, and data, as well as to communicate electronically with one another
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Computer network
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The largest and most well-known computer network, linking millions of computers all over the world
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Internet
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A business or other organization that provides internet access to others, typically for a fee
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Internet service provider
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The collection of web pages available through the internet
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World wide web
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A document typically containing hyper links to other documents, located on a web server and available through the World Wide Web
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web page
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A collection of related web pages usually belonging to an organization or individual
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web site
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A computer that is continually connected to the internet and hosts web pages that are accessible through the internet
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web browser
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An adress that identifies a computer, person, or webpage on the internet, such as an IP adress, domain name, or email adress
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internet adress
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A numeric internet address used to uniquely identify a computer on the internet
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IP address
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A text-based internet address used to uniquely identify a computer on the internet
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Domain
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An internet address usually beginning with http:// that uniquely identifies a web page
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Uniform resource locator (URL)
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An internet address consisting of a username and computer domain name that uniquely identifies a person on the internet
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E-mail address
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A name that uniquely identifies a user on a particular network
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Username
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Electronic messages sent from one user to another over the internet or other network
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Electronic Mail(e-mail)
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T/F Most digital computers are binary computers which can understand only two states
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T
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representing data in digital form so it can be used by digital computer
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digital data representation
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consists of still images such as photographs or drawings
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Graphics data
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common method for storing graphics data
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Bitmap
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a grid of hundreds of thousands of dots, called pixels arranged to represent an image
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Bitmap
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number of bits required to store the color for one pixel
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bit depth
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simplest type of bit mapped image, has only two possible colors
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monochrome graphic
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produces colors not available on a limited color palette
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dithering
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uses mathematical formulas to represent images instead of a map of pixels
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vector-based images
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main case of the computer
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system unit
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thin board containing computer chips and other electronic components
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circuit board
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main circuit board inside the system unit, which all computer system components connect
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motherboard
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A central processing unit for a microcomputer
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microprocessor
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A cpu that contains two separate processing cores
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Dual-core CPU
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CPU that contains four separate processing cores
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Quad-core CPU
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measurement of the processing speed of a CPU
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CPU clock speed
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an input device containing numerous keys that can be used to input letters, numbers, and other symbols
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keyboard
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full keyboard designed to be pressed with thumb
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thumb-pad
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T/F portable computers that do not have a keyboard rely on pen input or touch input
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T
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projects keyboard image
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virtual keyboard
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input device that moves an on screen pointer such as arrow, to allow the user to select objects on the screen
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pointing device
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common pointing device, slides along flat surface to move pointer around screen nd clicks buttons to make selection
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mouse
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used by presenters to control on screen slide shows
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cordless presenter mice
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display device that is touched with the finger to issue commands or otherwise generate input to the connected device
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touch screen
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often found on notebook computers, touched with the finger or thumb to control an onscreen pointer and make selections
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touch pads
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An input device that reads printed text graphics and transfers them to a computer in digital form
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scanners
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The quality of scanned images is indicated by
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Optical resolution
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The smallest colorable area in an electronic image such as a scanned document, digital photograph, or image displayed on a screen
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Pixel
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A machine-readable code that represents data as a set of bars
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Barcode
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An input device that reads barcodes
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Barcode reader
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A technology used to store and transmit data located in RFID tags
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Radio frequency identification
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A device containing a tiny chip and a radio antenna that is attached to an object so it can be identified using RFID technology
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RFID tag
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device used to read RFID tags
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RFID reader
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ability of a device to recognize handwritten or typed characters
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Optical character recognition
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device used to input biometric data
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Biometric reader
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process of entering audio data into a computer
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Audio Input
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inputting spoken words and converting them to digital form
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voice input
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system that enables a computer to recognize the human voice
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Voice Input system
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output device that contains a viewing screen
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Display Device
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display device for a desktop PC
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Monitor
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display device built into a notebook computer, handheld PC, or other device
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Display screen
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output device that produces output on paper
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Printer
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T/F most printers today are impact printers
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F Non impact printers
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type of printers found in homes and small businesses
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personal printers
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printers designed to be shared by multiple users
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Network printers
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output devices that produce sound
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speakers
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audio output device where only he or she can hear the sound
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Headphones
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headphones with a built -in microphone
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headsets
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electronic path over which data can travel
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Bus
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the number of wires in the bus over which data can travel
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Bus width
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T/F Bus width and speed determine the throughout/ bandwidth of the bus
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T
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the amount of data that a CPU can manipulate at one time
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Word size
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permanent instructions used by the PC
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firmware
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connectors located on the exterior of the system unit that are used to connect external hardware devices
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ports
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T/F The key element of the processor is the memory
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F, Transistor
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part of the CPU that performs decimal arithmetic
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floating point unit
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