System Startup, Configuration, and Shutdown Reference Manual (32650-90907)

Glossary
write-protect
Glossary
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volume set information table (VSIT) A part of a
master volume of a volume set containing the
volume set configuration data.
volume testing The verification that the system
continues to operate when loaded to each limit, the
determination of what occurs when those limits are
exceeded, and the determination of what occurs
when the system is emptied after being in a full
state.
VOLUTIL The MPE/iX utility that provides volume
initialization and maintenance, volume label and
membership inquiries, and volume space and sector
status. Equivalent to the MPE V/E VINIT
subsystem.
welcome message A file containing a greeting and
important system information. It is created by the
system operator and displayed each time a user logs
onto the system.
work file A temporary file created when a text
editor is invoked. A work file is a copy (in memory) of
a permanent disk file. Any changes to the work file
are lost unless the user saves the updated version of
the file.
write To put information in a certain place.
write-enable To remove a disk’s write-protection,
allowing the disk to be written upon.
write-protect To protect stored data so that it
cannot be overwritten.