The World At Your Fingertips - The Questions
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Transcript of The World At Your Fingertips - The Questions
![Page 1: The World At Your Fingertips - The Questions](https://reader035.fdocuments.net/reader035/viewer/2022073102/559e0c5f1a28abb3308b4673/html5/thumbnails/1.jpg)
Alan
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It must be connected to
a…
Telephone line / television
cableModem
An ISP(Internet Service
Provider)
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Before – In The Early
1980s
Internet reached 4 locations
A few hundred users
Recently –2007
Reached every continent
Internet reached…
• Canada’s Melville Islands(a remote area near the North Pole)
• Antarctica
Just 3 Years Before –
2009
1 600 000 000 users; 355 X no. of
people in Singapore
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Internet is connection –
enables millions of users to send and receive info
instantly
Because through the use
of…
Telephone cables/Television
cables
Satellite
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By 2
02
0 … 2 000 000 000 users
400X no. of people in Singapore
Almost 30% of the world’s population will have
access to the internet
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• Web is used to access the Internet
• Was created in computer language to share info
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No
Web is used by booksellers to…
Not all books are available online
Do not need to worry about computer issues
like …
• Advertise the books that they sell
• Their bookstore
• Making readers more aware of the booksellers
• A ‘virus’ infection
• A computer crash
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Advantages
• Allow info to be obtained quickly
• Improve communication with people across continents
• Anywhere in the world with a web connection
Disadvantages
• Do not know the person you are talking to; there may be bad things about them
• Required to learn about cyber wellness
• Computer problems like…
• Infected with virus
• Having spyware
• Personal info stolen
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Protecting Yourself from Danger
Avoid disturbing images, gambling, shopping online and believing everything you see
Do not make friends with strangers; they may have
a double identity
Never give out personal information
Do not participate in cyber bullying
Do not be addicted to the Net
Get information only through reliable sources
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