Kaypro 10 - Page 139

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PROMPT
RAM
ROM
SAFETY
ZONE
SECTOR
STAT
TRACK
USER AREA
UTILITY
a unique character or characters displayed by a program to in-
form the user that the program requires some instruction or in-
formation. In CP/M, the A> is a prompt which indicates that
the computer is waiting for the user to enter a command .
acronym for Random Access Memory: the memory that the
computer uses for short-term storage of information and pro-
grams. Unlike ROM, the information stored in RAM is change-
able
and volatile, meaning it will disappear when the power to
the computer is turned off.
acronym for Read Only Memory : the memory that is used for
unchanging information and programs . Information stored in
ROM is not volatile , and will remain intact regardless of
whether the power to the computer is on or off .
a
portion of a hard disk which is reserved as a space to which
the read- write head can move when it has nothing else to do.
Also, the head must be moved to the safety zone before the
computer is turned off . This is done by typing after the A>
prompt: safety
a group of bytes on a disk. The standard KAYPRO double-
dens i ty floppy disk has 10 sectors on each track, with each
sector containing 512 bytes of information.
a CP/M program that gives the statistics of a disk's files ,
showing how much space (in kilobytes) each file is using and
how much empty space is left on a disk.
a ring of information on a disk. A double - density floppy disk
has 40 tracks.
the 15 areas on a hard disk which are set up to hold
files. They have no specific size, but adjust in size as
necessary .
a program
often used, particularly by system programmers. For
example, PIP is a utility program (details in the CP/M manual)
that allows the transfer of files .
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