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DNS
Domain Name System (DNS) is a naming system for assigning names to the computers, services, or
other resources connected to the network. These names are known as domain names. For example,
the domain name in the www.yahoo.co.in URL is yahoo.co.in. This domain name is internally converted
into IP address.
Web Page
A single digital page on the World Wide Web (WWW) that contains information and links of
other pages is called a web page. Web pages are created by using the Hypertext Markup Language
(HTML).
Website
A website is a collection of web pages which are interlinked to each other. A website may contain
thousands of web pages.
Web Portal
A website that is specifically designed to provide a single point of access for information is called web
portal. Web portals are also known simply as portals. The major difference between a website and
a web portal is that a portal works as a gateway to the WWW and provides several services. On the
other hand, a website may provide only some limited services.
Hypertext
The text that has a special feature of connecting one web page to another is called a hypertext.
Link
A link can be defined as a web address that is used to make connectivity between web pages.
Hyperlink
A hyperlink is simply a part of the web page that is linked to a URL. A hyperlink can appear as text, an
image, or a navigational elements such as a button or an arrow. When you click on a hyperlink, you
will be taken to the URL specified by the hyperlink. Hyperlinked text usually looks different from normal
text in a web page. It is often underlined, but can be formatted in a number of ways.
Bandwidth
The capability of a transmission medium to transmit the maximum amount of data from one
computer to another over a computer network in a given amount of time is called bandwidth.
A bandwidth is generally expressed in bits per second (bps) or Bytes per second (Bps), Kilobytes per
second (KBps) and Megabytes per second (MBps). There can be various types of bandwidths which
are network bandwidth, data bandwidth or digital bandwidth.
10 Plus (Ver. 2.2)-VIII

