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admin2 · Joined: 23 Jun 2006 Posts: 4

Courtesy of Knowledge base from Optimum Data Recovery:

ASCII
ASCII is the abbreviation for American Standard Code of Information Interchange. A 7-bit code standard for representation of characters, numbers, symbols and control characters, for use in data communication and data storage.

AT/ATA
Name of standard interface and protocol for hard drives.

Backup
The process of creating a copy of data or files for later retrieval in case of original data loss.

BIOS
Abbreviated for Basic Input Output System. A chip within the PC on the mother board that offers basic input and output services to all attached devices.

Bit
An abbreviation for a binary digit. The basic information unit within a computer. A bit can take on one of two values, normally represented by '0' and '1'. Value ‘0’ of bit also called OFF and ‘1’ as ON state.

Bit Density
Bits Per Inch. The number of bits that can be written along one inch of a track.

BOD
Beginning Of Data. Electronic or magnetic sign shows the start of the data on the tape.

BOM
Beginning Of Media. Electronic or magnetic sign, signals the beginning of media.

Boot
To start or restart your computer; loading the operating system.

Boot Record
A file system table, containing information about bootable partition i.e. which contains operating system. (Often referred to as Boot sector, Boot block or Boot Track).

Buffer
A storage device or area on a storage device, which holds data temporarily, until needed for processing or printing. A buffer can also be used to aid communication between two devices with very different processing speeds (such as two modems, or the CPU and the printer).

Bus
A collection of wires through which data is transmitted from one part of a computer to another. Examples are IDE interface cable and a SCSI cable.

Byte
A byte is a series of 8 bits. Also called a Octet. A byte is able to store one character. Computer storage space is measured in bytes.

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