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Toshiba Qosmio G10 User Manual

Page 222

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User’s Manual

Glossary-5

Glossary

compatibility: 1) The ability of one computer to accept and process data

in the same manner as another computer without modifying the data
or the media upon which it is being transferred.
2) the ability of one device to connect to or communicate with
another system or component.

components: Elements or parts (of a system) which make up the whole

(system).

Composite Video (YUV): A standard video signal used to transmit

images, e.g. from a VCR to a TV.

computer program: A set of instructions written for a computer that

enable it to achieve a desired result.

computer system: A combination of hardware, software, firmware, and

peripheral components assembled to process data into useful
information.

configuration: The specific components in your system (such as the

terminal, printer, and disk drives) and the settings that define how
your system works. You use the HW Setup program to control your
system configuration.

control keys: A key or sequence of keys you enter from the keyboard to

initiate a particular function within a program.

controller: Built-in hardware and software that controls the functions of a

specific internal or peripheral device (e.g. keyboard controller).

co-processor: A circuit built into the processor that is dedicated to

intensive math calculations.

CPS: Characters Per Second. Typically used to indicate the transmission

speed of a printer.

CPU: Central Processing Unit. The portion of the computer that interprets

and executes instructions.

CRT: Cathode Ray Tube. A vacuum tube in which beams projected on a

fluorescent screen-producing luminous spots. An example is the
television set.

cursor: A small, blinking rectangle or line that indicates the current

position on the display screen.

D

data: Information that is factual, measurable or statistical that a computer

can process, store, or retrieve.

data bits: A data communications parameter controlling the number of bits

(binary digits) used to make up a byte. If data bits = 7 the computer
can generate 128 unique characters. If data bits = 8 the computer
can generate 256 unique characters.

DC: Direct Current. Electric current that flows in one direction. This type of

power is usually supplied by batteries.