Introduction to computer science dessalegn Mequanint Yehuala Foreword

Social Networking: 
Today social networking websites have become an
important part of the online community. More and more people as well as
companies are joining social networking sites such as Facebook and Twitter for
personal as well as business purposes. It has now become a common reality for
companies as well as individuals to use social medias or networking websites to
build their business brand or profile
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Online Shopping:
In today’s busy life most of us are interested to shop online.
In some parts of the world, nowadays almost anything can be purchased via the
internet. In countries like the United States most of consumers prefer to shop
from home.
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Entertainment: 
via the Internet we can find all forms of entertainment from
watching films to playing games online. Almost anyone can find the right kind
of entertainment for themselves. When people browse the Internet, there are
numerous things that can be found. Music, hobbies, news and more can be found
and shared over the Internet.
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E-Commerce:
Ecommerce is the concept used for any type of commercial
maneuvering, or business deals that involves the transfer of information across
the globe via the Internet. It has become a phenomenon associated with any kind
of online shopping.

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Unit 3: The Internet
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Services:
Many services are now provided on the internet such as online
banking, job seeking, purchasing itinerary tickets, and guidance services on
array of topics in the every aspect of life, and hotel reservations and bills paying.
Many governments in the developed world have transformed their services into
electronic and as a result citizens interact with governments online.
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Job Search:
Internet makes life easy for both employers and job seekers as
there are plenty of job sites which connects employers and job seekers.
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Networking: 
People are connecting with others via the Internet and build their
network.
Activity Conclusion
The history of the Internet started in the United States in the early 1960s. It begun with the
development of electronic computers in the 1950s. Since its emergence the Internet has
become popular and it has been used for several purposes. It has revolutionized the computer
and communications world like nothing before. Through the help of the World Wide Web and
websites, the internet has become very useful in many ways for everyone. Today the Internet
has brought a globe in a single room.
Assessment: Reflective Activities
– What does connecting to the Internet require?
– Describe the application purposes of the Internet
– People say the Internet has revolutionized the way we live, what does
this mean?
Answers:
– Hardware- a computer or any Internet enabled device, Software-
Internet browsers and subscription to a service provider(which is
commonly known as ISP).
– The Internet can be used for almost for everything- for searching
educational or other online resources, for communication, for
entertainment, for healthcare delivery, for online learning, etc.
– The Internet has made life easier for those who have access to, it has
fundamentally changed the way we do our work, learn, shop, etc.

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