Disk sector — Figure 1. Disk structures: (A) Track (B) Geometrical sector (C) Track sector (D) Cluster In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc. Each sector stores a fixed amount of user data.… … Wikipedia
Disk buffer — Not to be confused with page cache. The disk buffer sits on the controller board of the hard drive. In computer storage, disk buffer (often ambiguously[citation needed] called disk cache … Wikipedia
Disk mirroring — In data storage, disk mirroring or RAID1 is the replication of logical disk volumes onto separate physical hard disks in real time to ensure continuous availability. A mirrored volume is a complete logical representation of separate volume copies … Wikipedia
storage — The cost to store commodities from one delivery month to another. Storage is one of the carrying charges associated with futures. The CENTER ONLINE Futures Glossary * * * storage stor‧age [ˈstɔːrɪdʒ] noun [uncountable] 1. the act of keeping or… … Financial and business terms
disk memory — atmintinės diskas statusas T sritis automatika atitikmenys: angl. disk memory; storage disk vok. Plattenspeicher, m; Speicher Magnetplatte, f rus. запоминающий диск, m pranc. disque de mémorisation, m; mémoire disque, f … Automatikos terminų žodynas
Storage virtualization — refers to the process of abstracting logical storage from physical storage. The term is today used to describe this abstraction at any layer in the storage software and hardware stack.Key conceptsAddress space remappingVirtualization of storage… … Wikipedia
Disk storage — or disc storage is a general category of storage mechanisms, in which data are digitally recorded by various electronic, magnetic, optical, or mechanical methods on a surface layer deposited of one or more planar, round and rotating disks (or… … Wikipedia
Disk-drive performance characteristics — are the attributes which control the time it takes to transfer (read or write) data between a computer and a data storage device (most typically disk storage) starting with the initial command from the computer or host until the storage device… … Wikipedia
Disk encryption theory — Disk encryption is a special case of data at rest protection when the storage media is a sector addressable device (e.g., a hard disk). This article presents cryptographic aspects of the problem. For discussion of different software packages and… … Wikipedia
Disk cartridge — has several meanings related to computer storage. Contents 1 1960s storage medium 2 Modern storage medium 3 Protective casing 4 See also … Wikipedia