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Glossary
DCE
Data Circuit-terminating Equipment or Data
Communication Equipment is equipment which
converts Data Terminal Equipment (DTE) binary
serial data to be used by a communications
facility. DCE is common carrier equipment such
as MODEMS, electronic switches, and computers.
device
diagnostic
DIP
directory
directory entry, entry
directory hierarchy
directory tree
disk
diskette
DTE
1. A file [2] that is not a plain file or a directory,
such as a tape drive or the null device; a
special file.
2. A physical input/output unit.
A message printed at your terminal that identifies
and isolates program errors.
See “Dual In-line Package.”
A file that comprises a catalog of filenames [2]; the
organizing principle of the file system [2], a
directory consists of entries which specify further
files (sense 2, including directories), and
constitutes a node of the directory tree.
1. An association of a name with an i-node
number appearing as an element of a
directory.
2. The name part of such an association.
The tree of all directories, in which each is
reachable from the root via a chain of
subdirectories.
Same as directory hierarchy.
A platter coated with magnetic material on which
data can be stored.
A magnetic storage medium which is smaller and
more flexible than a hard disk.
Data Terminal Equipment is equipment
comprising the data source, data sink, or both
data source and sink that provides for the
communication control function (protocol). For
GL-2 IPC-1600 USER’S GUIDE