The way of breaking into computer systems illegally.
A storage media with large capacity used to store most of the user's data.
All physical devices making a computer system.
Unit of frequency meaning one cycle per second.
Hyper Text Markup Language (HTML)
A mark up language used to display webpages using browsers.
Information Technology (IT)
The technology that uses computers and other peripherals to receive, process, send, store and display information.
A device that allows information to be entered into the computer.
Integrated Services Digital Network (ISDN)
A set of rules for digital transmission over ordinary telephone wire as well as over other media.
A global network connecting millions of computers and other smaller networks where information and many other services may be accessed.
A web browser, to display web pages, developed by Microsoft.
A software and hardware tools that help protect computer systems in large organisations.
Internet Protocol (IP) Address
Every computer in a network has a numerical label, called IP address, associated with it.
Internet Service Provider (ISP)
An organization that provides internet services.
A network within a company or organization used by the employees to access data.