Chapter 7 FIB
Digitizing tablets and tablet PCs are examples of ____________________, a general class of input devices.
input pads
A(n) ____________________ scans for light or dark marks at specific locations on a page.
mark sensor
A(n) ____________________ matrix display shares transistors among rows and columns of pixels.
passive
The ____________________ colors are cyan, magenta, and yellow.
subtractive
A stored set of numbers describing the content of all pixels in an image is called a(n) ____________________.
bitmap
___________________ touchscreen input interprets a sequence of touch information as a single command
gesture-based
_________________ dithering is usually called half-toning.
grayscale
A(n) ____________________ matrix display uses one or more transistors for every pixel.
active
A device that generates spoken messages based on text input is called a(n) ____________________.
audio response unit
Postscript is a(n) ____________________ designed mainly for printed documents, although it can also be used to generate video display outputs.
IDL
Direct3D and ____________________ are widely-used video controller IDLs.
OpenGL
___________________ is a series of phonemes interspersed with periods of silence.
continuous speech
Digital still cameras, video cameras, and Webcams use an array of ____________________ placed behind lenses to capture reflected and focused ambient light.
photosensors
As ____________________ size increases image quality improves.
pixel
To an observer, the quality of a printed or displayed image increases as ____________________ size increases.
pixel
A(n) plasma display pixel excites gas into a(n) ____________________ state to generate UV light.
plasma
Of all flat panel displays, ____________________ have the shortest operational lifetimes.
plasma displays
Font size is measured in units called ____________________.
points
The term ____________________ describes hardware that can generate multiple sound frequencies at the same time.
polyphonic
Human-assisted ____________________ procedures are required in many applications to deal with error rates of OCR technology.
quality-control
Each transfer of a full screen of data from the display generator to the monitor is called a(n) ____________________.
refresh cycle
When keys are pressed, a keyboard controller generates output called a(n) ____________________.
scan code
85. A(n) mouse that can detect motion with ____________________ dimensions uses an embedded gyroscope.
three
A(n) ____________________ is an LCD or LED display with additional TFT layers that detect the position of electrical field changes based on capacitance.
touchscreen
