Glossary

Terms Specific to Content Manager OnDemand

Tivoli Storage Manager
Centera: EMC's WORM solution using custom software and commodity hard drives. WORM is enforced by software, not by any irreversible physical change, which allows the re-use of storage space once data has reached its retention period and deleted.
COLD: Computer Output to Laser Disc - a generic term that referred to data storage systems that stored digital files on Laser Disc, for example, Magneto-Optical or WORM discs.
Content Management: A generic term referring to the storage and retrieval of data with centralized control and fixed methodology.
ECM: Enterprise Content Management - a newer, more generic term than COLD. Refers to a variety of Content Management Solutions, all with different features (Workflow, Records Management, Archiving, etc.)

ERM: Enterprise Report Management - specifically, the storage of reports and records for an organization. The narrower focus of ERM is the long-term archiving, retention, searching, and retrieval of documents, primarily for legal or regulatory compliance.
Magneto Optical
NAS: Network Attached Storage - a class of storage devices, primarily accessed over a standard network connection.
SnapLock: A technology that locks files from modification on NAS devices by setting the modification timestamp on a file to a point in the future.
Tape
WORM: Write-Once, Read-Many - a type of unalterable, permanent storage, primarily optical disks in the years prior to 2005, but also magnetic tape and magnetic hard disc drives.