Today I will share to you guys about the overview of the Internet.
Actually what is the Internet?
Internet is a world wide collection of networks that links millions of businesses,government agencies,educational institutions,and individuals.
INTERNET has their own pros and contras .Eventhough internet has giving us many information,but if someone use the internet in wrong way,it will have a bad effect.Here are the advantages and disadvantages of the internet.
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INTERNET
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Advantages
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Disadvantages
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Software Downloads:
You can freely download
software like utilities,games,music,videos,movies,etc from the internet
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Virus threat:
Computers attached to
Internet are more prone to virus attacks and they can end up into crashing
your whole hard disk.
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Information resources:
Can find any information on almost
any kind of subject that you are looking for by using search engines like
Google, Yahoo, MSN, etc.
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Theft of Personal information:
Your personal information such as your name,
address, credit card, bank details and other information can be accessed
by an irresponsible people for their own benefit.
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E-mail:
People can sent messages. It is
delivered instantly to people anywhere in the world, unlike traditional mail
that takes a lot of time.
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Dangers involved when children using the Internet :
When children talk to others online, they do
not realize they could actually be talking to a harmful person. Plus,
there are thousands of pornographic sites on the Internet that can be
easily found.
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Online Services:
Perform all your transactions online.
Can book tickets for a movie, transfer funds, pay utility bills.
Make a hotel or flight reservation right
from your home.
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Social disconnect:
People
now only meet on social networks
More and
more people are getting engaged with
virtual world and drifting apart from their friends and family.
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And ..how about the Intranet?
- Intranet ( intra means within) is an internal network that uses internet technologies.
- Network which only available inside an organization or a company.
Intranet also has their own advantages and disadvantages .
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Intranet
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Advantages
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Disadvatages
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Commercial or confidential data is kept secure within the organization
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High financial cost incurred by the company when initially
implementing the intranet
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Email remain private and may also be encrypted
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Connections between an intranet and the Internet potentially
compromises security, by allowing virus infections or system hacking
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High bandwidth. No connection limits unlike the Internet.
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Staff needs training to ensure workers know how to use the system
effectively.
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Reliable. The company will have dedicated IT personnel to keep things
running smoothly.
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Information overload is another disadvantage because it reduces
productivity.
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And how about the Extranet ?
- Extranet is the portion of a company's network that allows costumers or suppliers of a company to access parts of an enterprise's intranet.
- It provides a secure,physical connection to the company's network.
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EXtranet
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Advantages
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Disadvatages
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Exchange large volumes of data using electronic data interchange (EDI)
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Extranets can be expensive to implement and maintain within an
organization (e.g., hardware, software, employee training costs), if hosted
internally rather than by an application service provider.
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Share product catalogs exclusively with trade partners
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Security of extranets can be a concern when hosting valuable or
proprietary information.
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Collaborate with other companies on joint development efforts
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Jointly develop and use training programs with other companies
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There is some quotes that I want to share..
Thats all from me...see you guys next week😃
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