Glossary

The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

snapshot

A point-in-time, fixed representation, or copy of a specified volume.

A consistent point-in-time view of a volume that is used as the reference point for the backup operation. After a snapshot is created, the primary data can continue being modified without affecting the backup operation.

A stable disk copy of the data prior to backup. A snapshot is created very rapidly, causing minimal impact on other applications. There are two basic types: copy-on-write and mirror.

Typically refers to a point-in-time logical copy of a storage object implemented in software.

A TimeImage of the production storage.

An image file of a source computer created by AI Snapshot before or after installation of a software application. Two snapshots are compared and used to create a configuration file that captures the changes made to the source computer.

When you create a Snapshot package, you take a Snapshot of the system, install the application, take a second Snapshot, and compare the two Snapshots. The Streaming Composer processes the difference between the two Snapshots to collect the contents of the Package.

A file in which information about the system’s configuration and properties is stored.

A point-in-time image of a volume or file system that can be used as a backup.

A point-in-time image or replica of a file system that looks identical to the file system from which the snapshot was taken.

A point-in-time image of a volume or file system that can be used as a backup.

A point-in-time image of a volume or file system that can be used as a backup.

A copy of the data in a volume (volume snapshot) or in a file system (file system snapshot) at a moment in time.

A temporary extra copy (plex/mirror) created in a volume. A separate volume is created once its contents are brought in sync with the original volume.