In LabVIEW, "object" is frequently used as a generic term for any item on the front panel or block diagram, including controls, nodes, wires, and imported pictures; not to be confused with an object in the OOP sense.
object pop-up menu tool
Tool used to access an object's pop-up menu.
occurrence
A LabVIEW messaging construct that is purely event basedno data is associated with occurrences. The Occurrence Functions are used to create and use Occurrences.
octal
A base-eight numbering system.
OOP
Object-Oriented Programming. See also GOOP.
open source
Software which is licensed in a way that provides end users the right to view and modify the source code, distribute derivative works, and access the software for free. There are a variety of open source licenses. See also OpenG.
OpenG
An organized community of LabVIEW developers, found on the Web at www.openg.org, who collaboratively develop open source LabVIEW tools. See also Open Source.
operating tool
Tool used to enter data into controls as well as operate them. Resembles a pointing finger.
optional input
A SubVI or function input that may be optionally wired (and having a standard default value). See also: Recommended Input, Required Input.
options dialog
The dialog where you can modify the LabVIEW options/preferences. This is opened by selecting the Tools>>Options menu item.