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Chapter 8 Terms

QuestionAnswer
1394-A FireWire 400. A Data transmission standard used by computers and peripherals that transmits at 400 Mbps.
1394-B FireWire 800. A data transmission standard used by computers and peripherals that transmits at 800Mbps.
A Male Connector A common type of USB connector that is flat and wide. Connects to an A Male-USB port on a motherboard or USB Hub.
B Male Connector A USB connector that connects a 1.x or 2.0 device such as a printer.
Barcode Reader Used to scan barcodes on products t the points of sale or when taking inventory.
Biometric Device An input device that inputs biological data about a person; the data can identify a persons fingerprints, handprints, face, voice, eyes and handwriting.
Blu-Ray Disc An optical disc technology that uses the UDF version 2.5 file system and a blue laser beam, which is shorter than any red beam used by DVD or CD discs. The shorter blue laser beam allows Blu-ray discs to store more data than a DVD.
CD Compact Disc. An optical disc technology that uses a red laser beam and can hold up to 700Mb. of data.
CDFS Compact Disc File System. The 32bit file system for CD discs and some CD-R and CD-RW discs.
CompacFlash Card A flash memory device that allows for sizes up to 137Gb.
Composite Video Port A port used by television or by a video card that is designed to send output to a TV. A composite port is round and has only a single pin in the center of the port.
Contrast Ratio The contrast between true black and true white on a screen.
CRT A type of monitor first used in older television sets.
DB-15 a 15 pin port that transmits analog data.
Device Manager Primary Windows tool for managing hardware.
Digitizer graphics tablet. An input device that can use a stylus to hand draw. It works like a pencil on the tablet and uses a USB port
Digitizing Tablet graphics tablet. An input device that can use a stylus to hand draw. It works like a pencil on the tablet and uses a USB port
Direct X A Microsoft software development tool that software develpers can use to write multimedia applications such as games, video-editing software, and computer aided design software.
DVD A technology used by optical discs that uses a red laser beam and can hold up to 17gb of data.
DVI-A A DVI video port that only transmits analog data.
DVI-D A DVI video port that works only with digital monitors.
DVI-I A DVI Video port that supports both analog and digital monitors
DXDIAG.exe A command used to display information about hardware and diagnose problems with DirectX.
File System The overall structure that an OS uses to name, store, and organize files on a disk.
FireWire-400 1394 A. A Data transmission standard used by computers and peripherals that transmits at 400 Mbps.
FireWire-800 1394 B. A data transmission standard used by computers and peripherals that transmits at 800Mbps.
Flat Panel Monitor LCD Monitor. Liquid Crystal Display. A monitor that uses LCD technology. LCD produces and image using a liquid crystal material made of large, easily polarized molecules. LCD monitors are flatter, lighter, and take up less space than CRT monitors
Formatting Preparing a hard drive volume, logical drive, or USB flash drive for use by placing tracks and sectors on its surface to store information.
Graphics Tablet An input device that can use a stylus to hand draw. It works like a pencil on the tablet and uses a USB port
HDMI Connector A connector that transmits both digital video and audio and is used on most computers and televisions.
HDMI Mini Connector A smaller type of HDMI connector used for connecting some devices such as a smart phone to a computer.
Hot Swappable The ability to plug or unplug devices without first powering down the system.
Infrared An outdated wireless technology that has been mostly replaced by Bluetooth to connect devices.
KVM Switch Keyboard Video Mouse switch. A switch that allows you to use one keyboard, monitor and mouse for 2 or more computers. Can also include sound and USB ports.
LCD Monitor Liquid Crystal Display. A monitor that uses LCD technology. LCD produces and image using a liquid crystal material made of large, easily polarized molecules. LCD monitors are flatter, lighter, and take up less space than CRT monitors
LED Light Emitting Diode. a Technology used in an LCD monitor that uses less mercury than earlier technologies.
Micro-A connector A USB connector4 that has 5 pins and is smaller than the Mini-B connector. Used on digital cameras, cell phones and other small electronic devices.
Micro-B Connector A USB connector that has 5 pins and has a smaller height than the Mini-B connector. Used on digital cameras, cell phones, and other small devices.
Midi A set of standards that are used to represent music in digital form. A midi port is a 5-Pin DIN port that looks like a PS/2 or S-Video port. only larger.
Mini-B connector A USB connector that has 5 pins and is often used to connect small electronic devices.
MiniDin-6 A 6 pin variation of the S-video port and looks like a PS/2 connector used by keyboards and mice.
Mini-HDMI Connector A smaller type of HDMI connector used for connecting some devices such as a smart phone to a computer.
Native Resolution The actual number of pixels built into an LCD monitor.
OLED Monitor Organic Light emitting Diode. a type of monitor that uses a thin LED layer or film between two grids of electrodes and does not use backlighting.
Pixel A small spot on a fine horizontal scan line. Pixels are illuminated to create an image on the monitor.
Pixel Pitch A specification for an LCD display or other pixel-based device that describes the distance between pixels. on a display screen. In the case of an RGB color display, the derived unit of pixel pitch is a measure of the size of a triad plus the distance betw
Plasma Monitor A type of monitor that provides high contrast with better color than LCD monitors. They work by discharging xenon and neon plasma on flat glass and don't contain mercury.
Projector Used to shine a light that projects an transparent image onto a large screen and is often used in classrooms or with other large groups.
Refresh Rate As applied to monitors, the number of times in one second the monitor can fill the screen with lines from top to bottom.
Resolution The number of pixels on a monitor screen that are addressable by software.
RGB Port Composite Video Port. A port used by television or by a video card that is designed to send output to a TV. A composite port is round and has only a single pin in the center of the port.
Secure Digital Card SD Card. A type of memory card used in digital cameras, tablets, cell phones, MP3 Players, digital camcorders, and other portable devices. 3 standards are: SD 1.x; SDHC (high capacity) 2.x, SCXC (extended Capacity) 3.x.
Sound Card An internal computer expansion card that facilitates input and output of audio signals to and from a computer under control of computer programs.
Stylus A device that is included with a graphics tablet that works like a pencil on the tablet.
Touch Screen An input device that uses a monitor or LCD panel as a backdrop for user options.
TV Tuner Card An adapter card that receives a TV signal and displays TV on the computer screen.
UDF File System Universal Disk Format. A file system for Optical media used by all DVD discs and some CD-R and CD-RW discs.
USB 3.0 B Male Connector A USB connector used by SuperSpeed USB 3.0 devices such as printers or scanners.
USB 3.0 Micro B connector A USB connector used by SuperSpeed USB 3.0 devices. the connectors are not compatible with regular Micro-B connectors.
Video Capture Card An adapter card that captures video input and saves it to a file on the hard drive.
xD Picture Card A type of flash memory device that has a compact design and currently holds up to 8Gb of data.