Toshiba TECRA A2 User Manual page 229

components: Elements or parts (of a system) which make up the whole
computer program: A set of instructions written for a computer that
computer system: A combination of hardware, software, firmware, and
configuration: The specific components in your system (such as the
control keys: A key or sequence of keys you enter from the keyboard to
controller: Built-in hardware and software that controls the functions of a
co-processor: A circuit built into the processor that is dedicated to
CPS: Characters Per Second. Typically used to indicate the transmission
CPU: Central Processing Unit. The portion of the computer that interprets
CRT: Cathode Ray Tube. A vacuum tube in which beams projected on a
cursor: A small, blinking rectangle or line that indicates the current
D
data: Information that is factual, measurable or statistical that a computer
data bits: A data communications parameter controlling the number of bits
DC: Direct Current. Electric current that flows in one direction. This type of
default: The parameter value automatically selected by the system when
delete: To remove data from a disk or other data storage device.
device driver: A program that controls communication between a specific
User's Manual
(system).
enable it to achieve a desired result.
peripheral components assembled to process data into useful
information.
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.
initiate a particular function within a program.
specific internal or peripheral device (e.g. keyboard controller).
intensive math calculations.
speed of a printer.
and executes instructions.
fluorescent screen-producing luminous spots. An example is the
television set.
position on the display screen.
can process, store, or retrieve.
(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.
power is usually supplied by batteries.
you or the program do not provide instructions. Also called a preset
value.
Synonymous with erase.
peripheral device and the computer. The CONFIG.SYS file contains
device drivers that MS-DOS loads when you turn the computer on.
Glossary
Glossary-5