Abbreviations & Terminology

Abbreviations & Terminology

ITEM                    MEANING
ADSL               Asymmetric Digital Subscriber Line
Bit                  1 or 0 level of storage is called a bit
BPS                   Bits Per Second
Byte              A measurement of storage capacity
CBT                   Computer Based Training
CD                        Compact Disk
CD‐R             Compact Disk ‐ Recordable
CD‐ROM              Compact Disk ‐ Read Only Memory
CPU                Central Processing Unit
DAT                            Digital Audio Tape
DOS               Disk Operating System
DSL                 Digital Subscriber Lines
DVD                Digital Versatile Disk
FTP                 File Transfer Protocol
GByte               Gigabyte. A gigabyte consists of 1024 MBytes
GHz        Measurement of computer speed. Gigahertz
GUI               Graphical User Interface
Hz Hertz             (this is a measurement of frequency (i.e. speed).
IS                 Information Systems
ISDN           Integrated Services Digital Network
IT                    Information Technology
KByte                Kilobyte. A kilobyte (KB) consists of 1024 bytes.
LAN                 Local Area Network
MByte              Megabyte. A megabyte (MB) is one million bytes
MHz                      Million Hertz
PC                        Personal Computer
PSTN                  Public Switched Telephone Network
RAM               Random Access Memory
ROM                Read Only Memory
ROM‐BIOS            Read Only Memory ‐ Basic Input Output System
RSI                    Repetitive Strain Injury
TByte                Terabyte. A terabyte (TB) is one million MBytes
UPS                   Uninterruptible Power Supply
USB             Universal Serial Bus
VDU               Visual Display Unit
WAN              Wide Area Network
WWW              World Wide Web

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