User`s guide

152 Agilent VISA User’s Guide
operation
A defined action that can be performed on a resource.
primary VISA
The VISA installation that controls the visa32.dll file. The
primary VISA will be used by default in VISA
applications. See also secondary VISA.
process
An operating system component that shares a system's
resources. A single- process computer system allows only a
single program to execute at any given time. A
multi- process computer system allows multiple programs
to execute simultaneously, each in a separate process
environment.
programming alias
See VISA alias.
refresh
In Connection Expert, the action that invokes the
discovery mechanism for detecting interfaces and
instruments connected to your computer. The explorer
view is then refreshed to show the current, discovered
state of your test system.
register
An address location that contains a value that represents
the state of hardware, or that can be written into to cause
hardware to perform a specified action or to enter a
specified state.