XPLORE TECHNOLOGIES XC6, User Handbook Manual

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XC6 User’s Handbook
83
C
Glossary
Adapter . A device that provides an interface between two dissimilar
electronic devices. For example, the AC adapter modifies the power
from a wall outlet for use by the computer.
Advanced Power Management (APM) . A facility consisting of one
or more layers of software that support power management. The APM
software interface enables applications, operating systems, device
drivers, and the APM BIOS to work together to reduce power
consumption.
Alternating Current (AC) . Electric current that reverses its direction
of flow at regular intervals.
Analog signal . A signal with characteristics such as amplitude and
frequency that vary in proportion to (are an analog of) the value to be
transmitted. Voice communications are analog signals.
Application . A program that performs specific tasks on your
computer, such as word processing or creating spreadsheets.
BIOS . Programs that contain such basic hardware operations as an
interaction with diskette drives, hard disk drives, and the memory.
Board . A circuit board. An internal card containing electronic
components called chips, which perform a specific function or
increase the capabilities of the system.
Boot . To load a program or operating system into system memory.
Bits Per Second ( BPS) . In serial transmission, the instantaneous bit
speed with which a device or channel transmits a character.
Card . Synonym for board; see board .
Compact Disk-Read Only Memory (CD-ROM) . Stores data on
metal-plated plastic discs.