ICT Revision

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  • Created by: Aku
  • Created on: 20-12-12 20:53
What does the 8 Data Protection Act principles consist of ?
Data must be (1)processed (2)obtained (3) accurate(4) Obtained and used for lawful purposes(5)Should meet legal rights (6)protect against loss and theft(7)not be kept longer than necessary(8)Should not be transferred .
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What are the disadvantages of Social Networks ?
Share too much information , risk of identity theft , people can lie about themselves and employers can look up profiles.
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What are the advantages of Digital TV.
high quality of pictures and sounds, more channels and interactive
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What is EPG?
Electronic Programme Guide(EPG) is an interactive TV guide showing whats on over the next week or two.
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How is digital TV delivered to people's homes ?
In three main ways- (1)Terrestrial signal is broadcast over the air received by aerial (2) Cable signal sent through cable (3)Signal is transmitted through Satellite which is picked by Satellite dishes.
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What is PVR?
Personal Video Recorders (PVR) let you record TV digitally.
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Who does the Data Protection Act give rights to?
"Data Subjects" meaning people who have data about them stored on Computer Systems .
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What Health and Safety Laws do employers have to follow with regards to computer use?
(1)Analyse workstations , and assess and reduce risks(2) Ensure workstation meet minimum requirments (3) Plan work so there are breaks or changes of activity (4) Provide free eye-tests (5) Provided health and safety traing and information.
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What is a Two tier society?
Not everyone has access to a computer and the Internet or knows how to use them( information poor). Computer literate (Information rich)
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What is Encryption Software ?
Sensitive credit card information is encrypted by the website into a code using an algorithm(set of rules)
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What is VoIP?
Stands for Voice over Internet Protocol its a way of having a conversati9n over the internet.
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Give one advantage of improvements in ICT to companies
They can easily carry out tasks that were previously too specialist making their jobs more varied and satisfying.
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Give a disadvantage of improvements in ICT to companies .
Workers need to be trained to use new technology, which can be expensive.
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A company is producing a leaflet to make its employees aware of new ways they can work . Describe two advantages of teleworking that could be included in the leaflet.
(1) Less time and money will be spent in communting (2) Working conditions can be tailored to make you more comfortable while you work.
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Describe two disadvangtages of teleworking .
People who telework won't have as much face to face contact with their colleagues , so it's easier for them to feel isolated .(2) People who telework might get distracted at home.
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Other cards in this set

Card 2

Front

What are the disadvantages of Social Networks ?

Back

Share too much information , risk of identity theft , people can lie about themselves and employers can look up profiles.

Card 3

Front

What are the advantages of Digital TV.

Back

Preview of the front of card 3

Card 4

Front

What is EPG?

Back

Preview of the front of card 4

Card 5

Front

How is digital TV delivered to people's homes ?

Back

Preview of the front of card 5
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