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InformationTechnology (Applications of information techonology (Education,…
InformationTechnology
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Advantages
Globalization
●has brought down barriers
of linguistic and geographic boundaries by
Sharing ideas
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Creation of new jobs
●New employment opportunities
created with helps of it such as
Computer programmer.
Cost Effective
●Computerize the business process can
increases the productivit
.company profit increase-pay less for the cost
categories of computer
1)Supercomputer
◆The fastest, most powerful and most expensive
computer that is capable of processing many
trillions of instructions in a single second◆Supercomputers generally run one program
at a time, as fast as possible.Examples:.
- Large-scale stimulations and applications of medicine
- Online-banking
- Automotive design
- Aerospace
- weather forecasting
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2)Mainframes
◆A large,expensive , powerful computers that can handle
hundres or thousand of connected users simultaneously.
◆Capable of great processing speeds and data storage.
◆Run multiple applications simutaneously to serve a variety
of users.Examples:
- Hospital
- Universities
- large bussiness
3)Personal computers
◆Is the computer that can perform
all of its input,processing,output,storage
activities by itself
◆two types of personal computer :
-desktop
-notebook
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5)Embedded computers
●An embedded computer is a special-purpose
computer that functions as a component in a
larger product.
●Embedded computers are everywhere - at home,
in your car, and at work.Example:
-Air-conditioner
-navigation system
-ATM machine
-Battery charger
-Digital camera
Disadvantages
Unemployment
◆Some of the jobs can be done by the machine
thus making more people to become unemployed
Privacy
◆Account information stored online are vulnerable
to hackers and might be exposed to the public
without our knowledge.
Dominant Culture
◆Social media and network influence the
teenagers on how they act, dress and behave.
Cyber sickness
◆The increased addiction to social networks
and internet games, people are spending more
time on computers and give up on their normal
offline life.
Define
The use of computer hardware and software to store ,retrieve and manipulate information.