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 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
Field Replaceable Unit — A Field Replaceable Unit or FRU is a circuit board, part or assembly that can be quickly and easily removed from a personal computer or other piece of electronic equipment, and replaced by the user or a technician without having to send the… … Wikipedia
Early IBM disk storage — The invention of magnetic disk storage, pioneered by IBM in the 1950s, was a critical component of the computer revolution. This article surveys the major IBM computer disk drives introduced in the 1950s, 1960s and early 1970s. The basic… … Wikipedia
Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] … Wikipedia
Softdisk (disk magazine) — Softdisk (ISSN|0886 4152), originally Softdisk Magazette , was a disk magazine for the Apple II computer line, published from 1981 through 1995. It was the first publication of the company that was also known as Softdisk, which would go on to… … Wikipedia
Floppy disk — Floppy redirects here. For other uses, see Floppy (disambiguation). 8 inch, 5 1⁄4 inch, and 3 1⁄2 inch floppy disks … Wikipedia
Burroughs large systems descriptors — Descriptors are an architectural feature of Burroughs large systems, including the current (as of 2006) Unisys Clearpath/MCP systems. Apart from being stack and tag based, a notable architectural feature of these systems is that it is descriptor… … Wikipedia
Memory management unit — This 68451 MMU could be used with the Motorola 68010 A memory management unit (MMU), sometimes called paged memory management unit (PMMU), is a computer hardware component responsible for handling accesses to memory requested by the CPU. Its… … Wikipedia
WinFS — (short for Windows Future Storage)[1] is the code name for a cancelled[2] data storage and management system project based on relational databases, developed by Microsoft and first demonstrated in 2003 as an advanced storage subsystem for the… … Wikipedia
IBM 1130 — The IBM 1130 Computing System was introduced in 1965. It was IBM s least expensive computer to date, and was aimed at price sensitive, computing intensive technical markets like education and engineering. The IBM 1800 was a process control… … Wikipedia