The document outlines various internet services, highlighting their functions and benefits. Key services include search engines for locating information, email for asynchronous communication, blogs for individual expression, chat rooms and instant messaging for real-time interaction, social networking sites for sharing and connecting, video conferencing for remote meetings, newsgroups for topic discussions, and e-commerce for online transactions. Additionally, it notes that e-commerce enables purchasing and selling goods globally, with major platforms like Amazon and eBay leading the market.

1. INTERNET
SERVICES

2. INTERNET SEARCH ENGINES
 Internet search engine is an application, which helps users to
locate Web sites containing useful information and references.
 To search Information :
 A user types the description of the information using the user
interference of the search engine.
 The search engine then searches the requested information on the
WWW and returns the results to the user.
 Results enable the user to locate the requested quickly from the
last ocean of information available on the internet.

4. • E-mail
• Blog
• Chatting
• Social Networking Sites
• Video Conferencing
• Newsgroup
• E-commerce

5. • E-Mail is a rapid and productive means of
communication
• It is faster than Paper Mail .
• Unlike telephone, The persons communicating with
each other need not to be available at the same time.
• Unlike Fax documents , Email documents can be stored
in a computer and be easily edited using editing
programs.

6. • The term Blog is an abbreviation of Weblog.
• It is used to describe a website ,usually maintained by
an individual.
• A blog features remarks/comments, description of
events etc.
• Entries are usually displayed in the reverse
chronological order.
• It allows us to interact with readers interested in the
same topic

7. • Internet provides a facility to exchange typed-in messages online
with people all over the world .
• It is done through chat rooms or instant messaging.
• A Chat Room is a virtual room where a Real Time Online
conversation takes place between many computer users.
• Instant Messaging , or IM is also a real time online
communication with a selected group of people.
• For Example- Whatsapp, ChatOn, G-talk etc

8. • Social Networking Sites or SNSs are used to build online
communication to share ideas , activities ,events and exchange
files and pictures.
• Facebook, Orkut, Twitter etc., are some of the very popular
social networking sites.
• These sites are used by the people almost everyday for chatting,
playing games and staying connected with each other.

9. • Video Conferencing is alive telecommunication between two
or more people at different locations.
• It is an alternative to face-to-face meetings .
• It usually involves audio, video and data.
 Devices Required For Video Conferencing
• Webcams
• Microphones
• Speakers
• Visual Display
• User Interface
• Control System

10. • A Newsgroup is an online discussion group that allows people
to interact on a particular topic.
• Unlike an email message , a newsgroup message can be posted
by anyone .
• A use can start a discussion, post messages and respond to
postings by others.
• For Example – If a newsgroup provides the services to
exchange information about current affairs, it will have all the
postings related to it.

11. • E-commerce or Electronic Commerce is a very important
service provided by internet for financial transactions.
• Different types of goods can be purchased and sold from
anywhere in the world through E-commerce.
• Online banking , trading of stocks/bonds , ticket booking etc., also
come under E-commerce.
• The mode of payment for such transactions is a Credit card, Debit
Card and Net Banking.
• Amazon.com and Ebay.com are the market leaders in online
shopping in the world.