One or more physical device slices that the operating system treats as a single device.
A disk file, a set of disk files, or a physical device. An HP 3000 ldev is identified by a number or by a device class name.
an object in the Wireless repository that represents either a physical device, such as a Nokia mobile phone, or an abstract device, such as email
a repository object that represents either a physical device, such as an Ericsson mobile phone, or an abstract device, such as an email server
An object that describes either a physical device, such as a cellular phone, or an application, such as email. There is a default device transformer for each logical device.
A symbolic name for a device that can be mapped to a physical (actual) device.
an abstraction of a set of physical devices with similar properties. A logical device has specified characteristics, and specified operations may be performed on it. For any particular operation on a logical device there may be an interpretation of the effect on a particular physical device.
(1.) A file for conducting input or output with a physical device. (2.) A file for mapping user I/O between virtual and real devices.
n. A device named by the logic of a software system, regardless of its physical relationship to the system. For example, a single floppy disk drive can simultaneously be, to the MS-DOS operating system, both logical drive A and drive B.