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26 Cards in this Set
- Front
- Back
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Access
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the act of reading data from or writing data to a storage device.
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Biometric Device
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Authentication technique that rely on measurable physical characteristics that can be automatically checked.
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Barcode Scanner
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Input device that reads bar codes that allow you to track bolth assets and inventory, check items in, manage locations, maintain physical inventory, and control fixed assets.
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Communications Connectivity
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A computer buzzword that refers to a program or device's ability to link with no other programs or devices.
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Digital Camcorder
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A camcorder that produced video recordings with a highly accurate color and crisp, clear resolution- far better than the resolution offered by television broadcast.
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Digatal Camera
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A camera that images rather than recording on film. once a picture has been taken, it can be downloaded to a computer and then manipulated and printed.
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Fire Wire Device
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A very fast external bus standard that supports data transfer rates of up to 400.
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Global Positioning System
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By usung three satilites, GPS can caculate the longitude and latitude of the reciever based on where the three spheres intersect.
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Handheld Computer- pocket PC
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a portable computer that is small enough to be held in one's hand. Athough extremely convienient to carry, handheld computers have not replaced notebook computers because of their small screens. The most popular hand-held computerse those that are specifically designed to provide PIM functions, such as calander and address book. The most popular are IPAQ and Palm.
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Handwriting Recognition
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The technique by which a computer system can regonize charcters and other symbols written by the hand. In theory, handwritting recognition should free us from our keyboards, allowing us to write and draw in a more natural way . It is considered one of the ley tachnologies that will determine the ultamite sucess or failure of PDA's and other handheld devices.
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Interactive Whiteboard
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Whiteboards that are connected to a computer and input can be acomplished by writting or tapping on the whiteboard through interactive software.
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Laptop Computer
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A small portable computer- small enough that it can sit on your lap. laptops are more frequently called notebooks.
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LCD Liquid Crystal Display
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a tyoe of display used in many portable computers and flat screen monitors. LCD utalizes 2 sheets of polarizing materials with a liquid crystal solution between them. An electric current passes through the liquid causing the crystals to align so that light cannot pass through them. Each crystal, therefore, is like a shutter, either allowing light in or not.
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Media Storage Device
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Objects on which data can be stored. these include hard disks, floppy, cd roms, smart media, flash, memory sticks, and tapes.
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Notebook Computer
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An Extreemely Lightweight Personal Computer. typically weigh less than 6 pounds and are small enough to fit easily in a breifcase. the princapal difference between a notebook and personal computers is the diplay screen. Notebooks variety of techniques. to produce a non-bulky display.
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Probe
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these devices are connected to a computer to be able to translate data recieved.
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Scanner
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A devices that can readm text or illistrastions printed on paper and translate the info to a form the computer can use.
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Speech Recognition
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The Field of computer Science that deals tith the designing computer systems that can recognize spoken words. note that voice recognition implies only that the computer can take dictation, not that it understands what is being said.
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Tablet PC
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A type of notebook that hana an LCD screen on which the user can write using a special pen- stylus. The handwiting is digitized and can be converted to standard text throgh
Handwriting recognitions, or it can remain as handwitten text. |
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Tablet
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an input decvice that enables the user to enter drawings and sketches into a computer. a digitized tablet consists of an electronic tablet and courser pen. a courseris simalar to a mouse except that it has a window with cross hairs for pinpoint placement and uses an electronic head instead of ink. can detect movement of the courser and translate movements into digital signals that it sends to the computer.
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Touch Screen
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A Touch-sensitive transparent panel converting the screen. instead of using a device stylus you can use your finger to point directly on the screen.
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USB
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Plug this into your usb port and you instantly have an aditional hard drive.
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Webcam
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a camera that broadcast images to the internet through a computer or web cell phone.
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Web Cell Phone
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a cell phone that alson allows the user to acess the internet via wireless communication.
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Web TV
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a small box with a keyboard that connects to your telephone service and then converts the download Web Pages to a format that can be displayed on your tv. these also come with a remote so you can navigate the web.
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Wireless Communication
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the abiluity to send data via video without being connected top a wire. either by telephone or handheld computers.
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