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20 terms

Ch 6 Supporting Input/Output and Multimedia Devices

STUDY
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3-D RAM
specifically designed to improve performance for video process that involves 3-D graphics
CardBus
the latest PCMCIA specification for PC Card slots to improve I/O speed and increases bus width to 32 bits
chip extractor
a simple tong-like tool used to remove chips from a computer
CRT monitor
desktop monitor that is similar to a standard television because it operates using a cathode ray tube
DIN connector
keyboard connectorthat is round and has five pins
dot pitch
distance between the spots, or dots, on a screen that an electronic beam hits
ergonomics
goal of ensuring that computing devices incorporate features that provide comfort, safety, and efficiency
graphics accelerator
a type of video card that has its own processor to boost performance
hot-swapping
ability to connect a device to a USB port while a computer is running and the device automatically will be configured; without having to restart the computer
infrared
technology that uses infrared light waves to transmit signals to other infrared-enabled devices
isochronous data transfer
method used by FireWire to transfer data continuously without breaks over the bus
LCD monitor
monitor that uses liquid crystal display instead of a cathode-ray tube
noninterlaced
monitors that always draw the entire screen on each pass
refresh rate
number of times in one second an electronic beam can fill a screen with lines from top to bottom
sampling
process of breaking up a sound waveform into set intervals and representing all values during that interval with a single value
Sound Blaster compatible
description of sound cards that understand the commands sent to them that have been written for a Sound Blaster card
Universal Asynchonous Receiver/Transmitter
special controller chip used by serial ports; takes parallel output from a computer's system bus and transforms it into serial form for transmission through the serial port
vertical scan rate
refresh rate
viewable size
actual size ofthe lighted screen in a monitor
Wi-Fi
most widely implemented standards for radio wave networks and includes 802.11g and 802.11b