TOPS-10 Monitor Calls Manual Volume 2 AA-K039D ... - Trailing-Edge

GLOSSARY
Debug
To detect,
program.
locate, and correct any mistakes in a computer
DEctape
A convenient, pocket-sized reel of random access magnetic tape
developed by Digital Equipment Corporation. A standard reel
consists of 578 (decimal) blocks, each capable of storing 128
(decimal) words of data.
Default directory
The directory that monitor
been specified by the
(user-file directory)
project-programmer number
(sub-file directory) .
searches when a disk directory has not
user. Typically, this is the UFD
corresponding to the user's
but it may be another UFD or a SFD
Demand paging
Dequeue
The operation in which all pages of a program are not resident in
core during execution. References to non-resident pages initiate
the actions of moving in additional pages or replacing inactive
pages.
The function of releasing or relinquishing ownership of a
resource. Refer to "Enqueue."
Device substitution
Your program can be written for one device, and, before your
program is executed, you can substitute another device by using
the ASSIGN command.
Device routines
Routines that perform I/O for specific hardware devices. They
usually translate logical block numbers to physical addr~~sses for
those devices that associate addresses with data. These routines
also handle error recovery and ensure ease of programming through
device independence.
Diagnostic
Pertaining to the detection and
malfunction or bug. A program
isolates any faults.
isolation of a hardware
which tests the hardware and
Digit
A symbol that represents one of the nonnegative integers smaller
than the base of the system. For example, in the decimal system,
a digit is one of the characters from 0 to 9.
Direct address
An address that specifies the loca.tion of an
with indirect address.
operand.
Contrast
Gloss-10