Exam 7: Input/Output Technology

OLED displays combine many of the best features of LCD and plasma displays.

Most portable data capture devices combine a keyboard, mark or bar-code scanner, and wireless connection to a wired base station, cash register, or computer system.

Error rates of 1-2% are common using OCR software with mixed-font text and even higher with handwritten text.

Impact technology began with dot matrix printers.

Continuous speech is a series of nonstop interconnected phonemes.

A(n) mouse that can detect motion with ____________________ dimensions uses an embedded gyroscope.

A stored set of numbers describing the content of all pixels in an image is called a(n) ____________________.

A(n) ____ generates bitmap representations of printed images.

____ is a standard for storing and transporting control information between computers and electronic musical instruments.

A device that generates spoken messages based on text input is called a(n) ____________________.

​Each cell in the matrix representing one part of a digital image is called a ____.

For people and computers, a printed character must exactly match a specific pixel map to be recognizable.

Up to ____ channels of MIDI data can be sent over the same serial transmission line

Video display panels are connected to a ____ that's connected to a port on the system bus or a dedicated video bus.

A(n) ____________________ scans for light or dark marks at specific locations on a page.

Image quality improves as dots per inch increases.

Touch position sensing in a touch screen is usually based on ____.

A(n) ____ is simply a table of colors.

In graphics, a ____ is a line segment with a specific angle and length in relation to a point of origin.

Human-assisted ____________________ procedures are required in many applications to deal with error rates of OCR technology.