The amount of time for data requested from memory or disk to become
available after the request was issued.
Configuration an d Power Interface
allows components of the system to be powered down when they are not in
The window that appears in front of any other windows on the screen. Any
keyboard entry into the computer will be processes first by this window.
Digital Subscriber Line, a
broadband connection to the internet that works independently of your
telephone but using the same line to give you a high speed permanent
connection. Asynchronous means that the download speed is faster than
the upload speed so it’s still not suitable for hosting your own site.
Graphics Port, a new type of
slot specifically designed for high speed graphics card.
The programs that you run on the computer to perform the tasks that you
Standard Code for Information Interchange,
the method of encoding characters used by smaller computers.
Server Page, a web page
scripting language produced by Microsoft.
The most common bus used to provide access to hard drives, also called
IDE, more recent versions are ATA-2 (also called EIDE) and ATA-3
The process of copying your files onto removable media. This gives you a
copy of the files that you can recover from if something happens to the
An online advertising graphic. Usually located at the top of a web page.
The process throughput of the given device usually measured in bits or
bytes per second.
A screen resolution of 800 x 600
Any file that is not plain, ASCII text. For example: executable files,
graphic files and compressed (ZIP) files.
An Acronym for Basic Input Output System. A low level set of
interactions that allow your operating system to talk to the computer
and its devices, such as your hard drive and keyboard. The BIOS loads
devices for the operating system (DOS, Windows) and then loads the
Abbreviation of binary digit, the smallest unit of computer memory, can
only hold one or zero.
The process of loading and running that part of the operating system
that loads the operating system.
An unintentional error in a program that causes the program to not
perform correctly in all circumstances.
The communication channels within the computer, e.g. the address bus
allows access to the computer’s memory, the data bus transfers data,
other buses provide common formats for attaching devices.
A graphical representation of a button on the screen which can be
presses by selecting it from the keyboard or clicking on it using a
Eight bits can hold 256 different values, in single byte character sets
each value is assigned a different character.
Bits per second. Measurement of digital information transmission rates.
(Can also mean bytes per second)
A software program for observing the World Wide Web; synonym for a Web
An area of memory used to hold information being passed to and from
slower memory in order to speed up access.
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