Short for acknowledgement code, a transmission control character used to indicate that a transmitted message was received uncorrupted or without errors or that the receiving station is ready to accept transmissions. The receiver sends the code to the sender to indicate that the transmission has been accepted.
Compare with NAK.
Short for access control list, a set of data that informs a computer’s operating system which permissions, or access rights, that each user or group has to a specific system object, such as a directory or file. Each object has a unique security attribute that identifies which users have access to it, and the ACL […]
Abbreviation of the Association for Computing Machinery, an organization composed of U.S. computer professionals. Founded in 1947, the ACM publishes information relating to computer science, holds seminars, and creates and promotes computer standards.
Short for Advanced Configuration and Power Interface, a power management specification developed by Intel, Microsoft, and Toshiba. ACPI, which will be part of the next version of Windows, enables the operating system to control the amount of power given to each device attached to the computer. With ACPI, the operating system can turn off peripheral […]
Short for Automated Cartridge System Library Software, ACSLS is the software that controls an Automated Cartridge System (ACS).
The coding system used by Dolby Digital. The two terms, AC-3 and Dolby Digital, are often used interchangeably.