L
L
L:
L
L
L
L
L
L
,-
d:U3 base:
(1)
A
colleaion
of
information
organized in
:a
form
that
allows
easy
acc:es.s.
(2)
An
application
program
WI
org2nizes, SIOres,
retrieves,
analyzes,
and
modifies
information.
Also called a data
base
management system
data
hilS:
lbe
bits
in
:I.
communication
transfer
th21
conuin
information,
as
opposed
to
bits lhal
signal a SUrt
or
a stop.
data
disk:
A disk that contains
your
work-letters,
budgets, pictures, and so
on---in
the
form
of
files.
data
manager: See
data
base.
default:
A
preset
response
\0
a question in a
program. Unless you specify otherwise, the
progt2m will work
with
lhe defaulL
Delete:
A key that (in
some
programs)
en.scs
the
char:lletcr
to
the left
of
the
cursor.
desktop
publJshing: The practice
of
composing
and
printing newsletters,
brochures,
newspapers,
and
so
rOM with a
personal
computer,
printer,
:lInd composition software.
destination
votume:
The disk you're
copymg
to.
Compare source volume.
device:
See
peripheral
device.
DIP:
Sec:
dualln·lin~
package.
DIP
~-wltchcs;
A
bank
of
tiny switches,
each
or
which
an
be
moved
manually
up
or
down
to
represenl
one
of
two
V2lues (usually
on
and
olT).
See
dual
in-line
pxkage.
dlrectory:
A list
of
all
the
files
on
a disk,
or
a file
that
contains
the
names
of
other
files
on
the disk.
Sometimes called a
catalog.
See
also
subdirectory.
disk:
An
Information stor.lge
medium
consisting
of
a flat, drOJlar magnetic surface
on
which
information can
be
recorded
in
the
form
of
sm211
magnetized
spClIS,
in a
manner
similar to
!he
way
sounds
are reeotded
on
tape.
See
floppy
disk,
""'"
d1<
..
disk
conlrOlkr
card:
.....
n interface
card
thai
connects
one
or
more
disk drives
to
an
Apple lie.
Its
job
is
10
handle
the
communication
of
data
between
the
computer
and
the
disk drive. Also
called
disk controller
or
cOrl/roller.
disk
drive:
A device that
spins
a disk to either
record
or
retrieve information. A disk drive is to a
computer
what a cassette deck is to a
stereo
system
Also known
as
a drive.
disk
drive
Ug.hl:
See
in·use
light.
diskette:
See
disk.
Disk
Operating
System
(DOS)
A software system
fOf"
the
Apple
II
family
of
computers
that
enables
the
compuler
to
control
and
communicate
with
one
or
more disk drives. TIle
acronym
iXJS
rhymes with boss. Apple disk oper.lting systems
include
DOS 3.2, DOS 3.3,
PoDOS.
and
Pasc::al
disk
utlUtles: Programs that
work
direaly
on
disks
and
files.
Common
utilities
can
format disks,
copy
disks,
delete
Of
rename
files,
and
even
recover lost
files.
display:
A gener.ll term
10
describe what you
see
on
the
screen
when
you're
using
the
computer.
document:
A collection
of
information
stored
on
a disk. Synonymous with file.
DOS
3.2: Stands for
Disk
Operating
System.
An
early Apple
II
operating
system; 3.2 is the version
number.
Glossary
149
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