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2.
BASIC PROGRAM DEVELOPMENT
PROCEDURE
Programming
sequence
Program input
(1)
the
desired program
Enter
the
Verifying
(2)
program
the
program lines on
List
the
Debug
(3)
program.
the
Execute
program
(4)
If
an error occurred during execution or
(5)
using the error
message as
by
above step
(2).
Save
the
program on
(6)
Program input
(1)
the
program lines (each
Enter
1)
the
is
when
computer
the
(=]
Press
2)
key
be entered
not
into
will
to
data
transfer
©
If
to be
used
files
using
by
For
more efficient program
©
the
Lets
AUTO:
computer automatically
clear the
To
Allows
KEY:
you
LIST:
the
Lists
functions
KEY
When loading
©
commands:
BASIC
a
CLOAD:
Loads
program
a
LOAD:
Loads
program
a
MERGE:
Loads
program
program already
Program verification
(2)
the program lines on
To list
the lines
LIST n-m:
Lists
LLIST n-m:
Lists
the
the keyboard or
from
the
printer
display
or
[::""
pressing
by
a
guideline.
a
cassette tape
preceded
the command
wait
in
a
each end
at
line
of
the
computer).
a
or
from
peripheral
the
MAXFILES =
the
entry,
use
AUTO
mode, simultaneously
to
assign
functions
assigned
to function
a
from
program
the cassette tape
from
the
from
specified device.
the
specified device
from
main memory.
in
the
display
or
with line
numbers between
lines
numbers
with line
cassette tape
to
verify its
contents.
]key.
the
result
correct, determine the error
is not
correcting the
After
or diskette.
by its
own
line
number)
state.
the
operation
(==)
key
(if
is
device
programmed,
statement.
following
BASIC
numbers
line
generate
the
press
to
function
keys.
keys.
a
peripheral device,
the
into
computer.
and merges
execute the
printer,
and
n
between
and
n
the computer.
into
from
error,
repeat
the
from
keyboard
the
is
missing,
the
specify
number
commands:
a
sequential
in
and
[==]
keys.
use the
following
another
with
it
commands:
following
the
on
m
display.
printer.
m
on
the
the
line
of
order.
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