environment. Each person assumes a persona and communicates using text
messages;
WWW (the
World WideWeb
f
commonly referred to as
the Web)
browsing (moving from webpage to webpage)
linked documents known as
webpages.
A
computer is a device that processes
data according
to a set of
instructions known as a
program. The
equipment is known as the hardware
and the programs and data are the
software. A special set of
programs, called an
operating system, provides an interface for the user and allows applications
programs to communicate with the hardware. Common
applications programs
include
wordprocessors for
creating and editing texts,
spreadsheets for
calculating mathematical formulae and
databases for storing data in a way that
allows the data to be sorted and searched.
2. Webpages are documents designed for use on the World Wide
Web
which is an Internet service that allows users to view linked webpages stored on
Web server computers. A set of related documents
stored on a Web server is
known as a website and the starting webpage of a website is referred to as the
homepage. Webpages are viewed using a program called a browser.
Communication Technologies
Mobile phones
have become a common way of communicating. They are small computing
devices in the form of a telephone handset that can connect to local radio networks, allowing
users to make normal telephone calls. They often have extra hardware and software features
including:
keyboards; earphones; a
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