Week 1
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define a computer system
describe the importance of computer systems in
the modern world
explain the need for reliability in computer
systems
explain the need for adherence to suitable
professional standards in the development, use
and maintenance of computer systems
explain the importance of ethical, environmental
and legal considerations when creating
computer systems.
A computer system is made up of hardware and software components and is
capable of:
 data input - using input devices
 http://www.youtube.com/watch?v=YVlL9yCxpLw
 data processing - using a microprocessor, typically the Central Processing
Unit (CPU)
 http://www.youtube.com/watch?v=RHAso1yM-D4&feature=related
 data output - using output devices
 It may also be capable of:
 data storage - so data can be stored for later use
 data transmission - so data can be transferred to another computer system
 As well as the personal computer, this definition applies to any equipment
which uses computer technology.
 http://www.youtube.com/watch?v=jaHfVAbQJgY
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Create a poster to show examples of different
computer systems.
http://www.youtube.com/watch?v=pz2vdx_ft8
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In pairs, choose one of the computer systems
on your poster, and research how it’s function
was carried out before computer technology
was introduced.
Present your findings on a PPt to the rest of
the class.
http://www.youtube.com/watch?v=b7142mL
9-f8
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http://www.youtube.com/watch?v=qR_zKXfE
iHo
Find a story on the internet of computer and
answer the questions.
What was the failure?
Why did it happen?
What could be done to prevent it?
Present your findings to the class in the form
of a news programme interview.