data disk

См. также в других словарях:

• Data disk (computer gaming) — In computer gaming, the term data disk refers to a separately available expansion to a computer game, offering new levels, missions or scenarios to play.Some data disks require the original game, while some are also available as stand alone… …   Wikipedia

• Data erasure — (also called data clearing or data wiping) is a software based method of overwriting data that completely destroys all electronic data residing on a hard disk drive or other digital media. Permanent data erasure goes beyond basic file deletion… …   Wikipedia

• Disk swapping — refers to the practice of inserting and removing, or swapping, floppy disks in a floppy disk drive based computer system. In the early days of personal computers, before hard drives became commonplace, most fully outfitted computer systems had 2… …   Wikipedia

• Data recovery — is the process of salvaging data from damaged, failed, corrupted, or inaccessible secondary storage media when it cannot be accessed normally. Often the data are being salvaged from storage media such as internal or external hard disk drives,… …   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 encryption — uses disk encryption software or hardware to encrypt every bit of data that goes on a disk or disk volume. Disk encryption prevents unauthorized access to data storage. The term full disk encryption (or whole disk encryption) is often used to… …   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

• Data remanence — is the residual representation of data that remains even after attempts have been made to remove or erase the data. This residue may result from data being left intact by a nominal file deletion operation, by reformatting of storage media that… …   Wikipedia

• Data consistency — summarizes the validity, accuracy, usability and integrity of related data between applications and across an IT enterprise. This ensures that each user observes a consistent view of the data, including visible changes made by the user s own… …   Wikipedia

• Data security — is the means of ensuring that data is kept safe from corruption and that access to it is suitably controlled. Thus data security helps to ensure privacy. It also helps in protecting personal data. Data security is part of the larger practice of… …   Wikipedia