2. WHAT IS INTERNET?
INTERNET:
• The Internet, sometimes called simply "the
Net," is a worldwide system of computer
networks -- a network of networks...
• The Internet is a global wide area
network that connects computer systems
across the world. It includes several high-
bandwidth data lines that comprise the
Internet "backbone." These lines are connected
to major Internet hubs that distribute data to
other locations, such as web servers and ISPs.
3. WHAT IS INTERNET SERVICES
Internet Services allows us to access huge
amount of information such as text, graphics,
sound and software over the internet.
Following diagram shows the four different
categories of Internet Services.
4. SERVICES PROVIDED BY INTERNET
• Communication Services
• Information Retrieval Services
• Web Services
• World Wide Web (WWW)
• Video Conferencing
• Online Shopping
• Net Banking
• Protocal
• Educational
• Enchaced storage Capacity
5. COMMUNICATION SERVICES
• There are various Communication Services available
that offer exchange of information with individuals or
groups. The following table gives a brief introduction to
these services:
• Electronic Mail
Used to send electronic message over the internet
• Telnet
Used to log on to a remote computer that is attached to
internet.
• Newsgroup
Offers a forum for people to discuss topics of common
interests
6. INFORMATION RETRIEVAL SERVICES
• There exist several Information retrieval services
offering easy access to information present on the
internet. The following table gives a brief
introduction to these services:
• File Transfer Protocol (FTP)
Enable the users to transfer files.
• Archie
It’s updated database of public FTP sites and their
content. It helps to search a file by its name.
• Gopher
Used to search, retrieve, and display documents on
remote sites.
7. WEB SERVICES
• Web services allow exchange of information
between applications on the web. Using web
services, applications can easily interact with
each other.
• A web service is any piece of software that
makes itself available over the internet and
uses a standardized XML messaging system.
XML is used to encode all communications to
a web service. ... A web service is a collection of
open protocols and standards used for
exchanging data between applications or
systems.
8. WORLD WIDE WEB (WWW)
• WWW is also known as W3. It offers a
way to access documents spread over
the several servers over the internet.
These documents may contain texts,
graphics, audio, video, hyperlinks. The
hyperlinks allow the users to navigate
between the documents.
• www.tutorialpoint.com
9. VIDEO CONFERENCING
• Video conferencing or Video teleconferencing is a
method of communicating by two-way video and
audio transmission with help of telecommunication
technologies.
• Modes of Video Conferencing
• Point-to-Point
• This mode of conferencing connects two locations
only.
• Multi-point
• This mode of conferencing connects more than two
locations through Multi-point Control Unit (MCU).
10. ONLINE SHOPPING
• Online shopping is a form of electronic commerce which allows
consumers to directly buy goods or services from a seller over
the Internet using a web browser or a mobile app. Consumers find a
product of interest by visiting the website of the retailer directly or by
searching among alternative vendors using a shopping search engine,
which displays the same product's availability and pricing at different e-
retailers. As of 2020, customers can shop online using a range of different
computers and devices, including desktop computers, laptops, tablet
computers and smartphones.
• Top Online Retailers
• Amazon.
• Aliexpress.
• American Eagle Outfitters.
• Anthropologie.
• Boohoo.
11. NET BANKING
• Banking online means accessing your bank account
and carrying out financial transactions through
the internet on your smartphone, tablet or computer.
It's quick, usually free and allows you to carry out a
number of tasks such as paying bills and transferring
money, without having to visit or call your bank.
• Paytm
• Net banking
• G-pay
• Paypal
• Phone pay
12. PROTOCOL
• A protocol is a standard set of rules that
allow electronic devices to communicate with
each other. These rules include what type of
data may be transmitted, what commands are
used to send and receive data, and how data
transfers are confirmed. You can think of
a protocol as a spoken language
• FTP
• SMTP
• SSL
13. EDUCATIONAL
• It can improve the quality of education in many ways. It
opens doorways to a wealth of information, knowledge
and educational resources, increasing opportunities for
learning in and beyond the classroom. Teachers use online
materials to prepare lessons, and students to extend their
range of learning
• Some popular app for education purpose:
• BYJU'S
• Quizlet.
14. ENCHACED STORAGE CAPACITY
• Cloud computing is the delivery of different
services through the Internet. These
resources include tools and applications like
data storage, servers, databases, networking,
and software. ... As long as an electronic
device has access to the web, it has access to
the data and the software programs to run it
• Google Drive