Grass Valley PROFILE FAMILY v.2.5 - Manual (Page 375)

Glossary
Profile Family 375
Partitions
To give the archive tape transports some degree of random access, a data
cartridge is divided into an number of partitions. Media may be added to a
partition until that partition is full. Deleting media from one partition does
not affect any other partition.
Parameter
A variable that is given a specific value. This value is passed to a program
before execution.
Pixel
The smallest part of a display memory that can be addressed.
Playback
Playback is the act of playing a clip, track or master loaded on a machine at
any rate.
Playback delay
The amount of time that the playback channel is behind the record channel.
Pointer
The pointer allows you to make selections in menus, to size and position
windows and icons, and to select the window where you want to send the
input. The window manager, such as Windows NT, determines the shape of
the pointer. See Pointing Device.
Pointing device
Typically a mouse, tablet, or some other device with effective dimensional
motion. See Pointer.
Port
A physical connection (such as a multi-pin connector or coaxial connector)
and its associated firmware, that permits one computing device to
communicate data and control information with another computing or
peripheral device.