IT Acronyms

an electric current that reverses its direction many times a second at regular intervals, typically used in power supplies

• DC
• FTP
• AC
• ASCII

a table that tells a computer operating system which access rights each user has to a particular system object, such as a file directory or individual file

• ACL
• IP
• GPU
• NIC

a code for representing English characters as numbers, with each letter assigned a number from 0 to 127

• ACL
• FTP
• CPU
• ASCII

a high definition optical disc storage format of the Bluray family that consists of prerecorded

• BR-Rom
• BD-ROM
• BBR-ROM
• FTP

firmware used to perform hardware initialization during the booting process, and to provide runtime services for operating systems and programs

• CPU
• IP
• FTP
• BIOS

a means of creating architectural or mechanical designs using a computer

• CAD
• IP
• GPU
• NIC

an optical storage device that uses laser technology to store information

• USB
• FTP
• CD
• USB

memory whose contents can be accessed and read but cannot be changed

• USB
• CD-ROM
• CD-RW
• IP

a CD that allows data to be erased and written again several times

• CD-R

• USB

• CD-RW

• FTP

the key component of a computer system, which interprets and executes program instructions (i.e. the "brain" of the computer)

• RAM
• CPU
• GPU
• NIC