BY : Avnish Verma (E - Commerce)
Internet
A global computer network providing a variety of information
and communication facilities, consisting of interconnected networks using
standardized communication protocols.
Computer network
A computer network is a set of computers connected
together for the purpose of sharing resources. The most common resource shared
today is connection to the Internet. Other shared resources can
include a printer or a file server. The Internet itself can be
considered a computer network.
WWW
The World Wide Web (WWW) is combination of all
resources and users on the Internet that are using the Hypertext Transfer
Protocol (HTTP). ... "The World Wide Web is the universe of
network-accessible information, an embodiment of human knowledge." The
Web, as it's commonly known, is often confused with the internet.
Search
Engines
Search engine is a service
that allows Internet users to search for content via the World Wide Web (WWW).
A user enters keywords or key phrases into a search engine and receives a list
of Web content results in the form of websites, images, videos or other online
data. The list of content returned via a search engine to a user is known as a
search engine results page (SERP).
Domian Names
A domain
name is an identification string that defines a realm of administrative
autonomy, authority or control within the Internet. Domain names are used in
various networking contexts and for application-specific naming and addressing
purposes.
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.com – Commercial
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.Get – Network
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.edu – education
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.jp – japan
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.in – india
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.us – America
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.cn – china
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.org – organisation
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.gov – government
IP Adressing
System
IP Addression - An Internet Protocol address is a numerical label assigned to
each device connected to a computer network that uses the Internet Protocol for
communication. An IP address serves two main functions: host or network
interface identification and location addressing.
Subnet - A subnet
is a logical partition of an IP network into multiple, smaller network
segments. It is typically used to subdivide large networks into smaller, more
efficient subnetworks.
The internet is composed of many networks that are run by many organizations.
In turn, each organization's network can be composed of many smaller networks,
or subnets. Each subnet allows its connected devices to communicate with each
other, and routers are used to communicate between subnets. The size of a
subnet depends on the connectivity requirements and the network technology
employed. A point-to-point subnet allows two devices to connect, while a data centersubnet
might be designed to connect many more devices.
Classes - The IP (Internet
Protocol) is the fundamental protocol for communications on the Internet. It specifies the way information
is packetized, addressed, transferred, routed,
and received by networked devices.
IP Protect –
Internet Service
Provider (ISP) - An Internet service provider is an organization
that provides services for accessing, using, or participating in the Internet.
Internet service providers may be organized in various forms, such as
commercial, community-owned, non-profit, or otherwise privately owned
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