Control Data Corporation CDC 790ICEM Owner's Manual page 57

,,----,
I \ IV
(')
GLOSSARY
This glossary, by using commonly understood words, defines terms
used in this guide as those terms relate to the 790 work-
station. As a result, the definitions may not always be
complete or entirely technically correct; however, the
definitions given should help the reader to understand the terms
as they are used in this guide and related manuals. For more
complete, precise definitions, refer to a technical dictionary
or encylopedia.
Alphanumeric display
Attribute
(graphics term)
Baud rate
Boot
Bootstrap
Bundled Attributes
(graphics term)
62950150
A device with a typewriter-like
keyboard and a screen on which text
and symbols are displayed.
Sometimes referred to as a display,
·a monitor, or a·terminal. In this
manual we call i t a text display.
Attributes determine the size,
shape, or appearance. Size,
spacing, and color are attributes.
There are two types of attributes.
Geometric attributes affect size or
shape. Non-geometric attributes
affect appearance (color and type
font) •
How fast computer system devices
send or receive signals or data.
Some common baud rates are 300,
1200, and 9600.
An abbreviated form of the word
I
bootstrap - see bootstrap.
This term comes from the expression
-"Pulling yourself up with your own
bootstraps." When a computing
device starts up, there are no
instructions in its memory. To
"boot" the system is to use a
keyboard key, switch, or disk to
give the system the first few
instructions. These instructions
enable the device to load its memory
with more instructions.
When attributes (see attribute) are
selected along with a primitive (see
primitive), the attribute and the
primitive are bundled. For example,
if your system allows you to make
Glossary-1
- - - - - - - - - - _ . _ . _ .
-
.. _
...
_.
- - - - - - - - - - _ . _
..
_
..
__
.
__
....