Exam 7: Input/Output Technology

The ____________________ colors are cyan, magenta, and yellow.

Bar-code readers are typically used to track large numbers of inventory items, as in grocery store inventory and checkout, package tracking, warehouse inventory control, and zip code routing for postal mail.

Direct3D and ____________________ are widely-used video controller IDLs.

____ is the process of recognizing and responding to the meaning embedded in spoken words, phrases, or sentences.

Font size is measured in units called ____________________.

A(n) ____________________ is an LCD or LED display with additional TFT layers that detect the position of electrical field changes based on capacitance.

Written Western languages are based on systems of symbols called ____.

Pointing devices can be used to enter drawings into a computer system or control the position of a(n) ____ on a display device.

Components of a video controller include display generator circuitry, software stored in ROM, a video processor, and ____.

A(n) ____ printer moves a print head containing a matrix of pins over the paper.

Of all flat panel displays, ____________________ have the shortest operational lifetimes.

A ____ contains a matrix of liquid crystals sandwiched between two polarizing filter panels that block all light except light approaching from a specific angle.

A(n) ____ display includes one or more transistors for every display pixel.

An advantage of optical over mechanical mice is a lack of moving parts that can be contaminated with dust and dirt.

As ____________________ size increases image quality improves.

____ is a process that generates color approximations by placing small dots of different colors in an interlocking pattern.

Character and text recognition is most accurate when text is printed in a single font and style, with all text oriented in the same direction on the page.

A(n) ____________________ matrix display shares transistors among rows and columns of pixels.

Image quality improves as pixel size increases.

Because plasma displays actively generate colored light near the display surface, they're brighter and have a wider viewing angle than LCDs.