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Exam 3 Review

Exam 3

QuestionAnswer
Data and information that is shown on a display screen Softcopy
A device that uses light-sensing equipment to convert images of text, drawings and photos into digital form Scanner
A display device made up of two plates of glass separated by a layer of a substance in which light is manipulated Flat-panel display
Security devices that identifies a person through fingerprints, voice integration or retinal-identification Biometric systems
A device that produces digitized sounds, such as beeps, chirps and music Sound output device
A set of communication rules that govern how data is exchanged between devices on a network Protocol
A special computer that directs communicating messages when several networks are connected together Router
A system of interconnected computers, telephones or communications devices that can communicate and share resources Network
A data collection technology that uses electronic tags for storing data,used by toolbooths to charge drivers' accounts automatically Radio-Frequency Identification Devices (RFID)
A network that covers a city or a suburb MAN (Metropolitan Area Network)
A network that operates without relying on a server Peer-to-peer
Communications signals represented in a binary format Digital
Image sharpness Resolution
A technoloy in which television and video signals are sent to viewers using internet protocols Internet Protocol TV
The number of times that a song is measured and converted to a digital value Sampling rate
A component that expands a computer's input, storage and output capabilities Peripheral
A search engine that allows you to search several search engines simultaneously Metasearch engine
A device that sends and receives data over telephone lines to and from computers Modem
Created by: msanne55