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Toshiba Satellite Pro C650D User Manual

Page 155

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User’s Manual

Glossary-3

Satellite C650/C650D, Satellite Pro C650/C650D

WSXGA: wide super extended graphics array

WSXGA+: wide super extended graphics array plus

WUXGA: wide ultra extended graphics array

WXGA: wide extended graphics array

WXGA+: wide extended graphics array plus

XGA: extended graphics array

A

adaptor: A device that provides an interface between two dissimilar

electronic devices. For example, the AC adaptor modifies the power
from a wall outlet for use by the computer. This term also refers to
the add-in circuit cards that control external devices, such as video
monitors and magnetic tape devices.

allocate: To assign a space or function for a specific task.

alphanumeric: Keyboard characters including letters, numbers and other

symbols, such as punctuation marks or mathematical symbols.

alternating current (AC): Electric current that reverses its direction of flow

at regular intervals.

analog signal: A signal whose characteristics such as amplitude and

frequency vary in proportion to (are an analog of) the value to be
transmitted. Voice communications are analog signals.

ANSI: American National Standards Institute. An organization established

to adopt and define standards for a variety of technical disciplines.
For example, ANSI defined the ASCII standard and other
information processing requirements.

antistatic: A material used to prevent the buildup of static electricity.

application: A group of programs that together are used for a specific task

such as accounting, financial planning, spreadsheets, word
processing and games.

ASCII: American Standard Code for Information Interchange. ASCII code is

a set of 256 binary codes that represent the most commonly used
letters, numbers, and symbols.

async: Short for asynchronous.

asynchronous: Lacking regular time relationship. As applied to computer

communications, asynchronous refers to the method of transmitting
data that does not require a steady stream of bits to be transmitted
at regular time intervals.

B

backup: A duplicate copy of files kept as a spare in case the original is

destroyed.

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