Diskette.
For permanently
storing
information
and
software outside the
computer.
A diskette
has a
magnetic
coating that stores
infonnation
in
much
the same way an
audio
tape stores
sound.
Processor Forgathering,
manipulating,
and
sending
information
within
Ihe computer The
processor
ties
together all other parts of
the hardware.
Computer Software
This picture shows the kinds
of
software
and
how they itjialtj lu ll
ie
hardware;
lungutgn
ico
lc:1irxi
Rragrimi
Application
Programs.
To get the computer to
do something
practical,
such as compile a mail-
ing list,
you need
an
application
program.
Radci
Shack has manv
aoolicalion
programs (or such
tasks as accounting,
educating,
and word
processing.
Languages. A programming
language,
such as
BASIC, is
one
kind
of
application
program. It
has
a set ol codes you can use to
write other
application
programs,
The
Model 4 P comes
with
BASIC,
Disk Operating System. An
application
pro-
gram
seldom
talks to the hardware
directly.
It
talks
through a disk operating
system.
The
Model 4P's disk operating system is
TRSDOS
Version
6.1.1
(or
any later version
of
TRSDOS
e.1
).
This
is
called simply TRSDOS'' C"
Trias
Doss"3
throughout Ihis manual.
TRSDOS is
on
the diskette that comes with
your
Model
4R
To Next Page
Loading...
