Information Systems

1
Information Systems

• What is an Information System?
• Data raw facts and figures.
• DATA Data is PROCESSED INFORMATION
• Information is the meaning we attach to the data
  when the data has been processed.

2
Two Types of Information Systems

• Manual Information System
• What are the problems with manual information
  systems?
• Example a telephone directory.
• Computerised Information System
• What are the advantages with computerised
  information systems?
• Example the driver vehicle licensing authority.

3
The Social Effects of Information Systems

• History
• Before the industrial revolution nearly everyone
  worked in agriculture.
• People then started to work in factories, which
  needed administration and offices.
• More and more paper was needed to write orders,
  bills, legal documents.
• Typewriters were invented to save time writing,
  then telephones, faxes, and the computer.

4
The Social Effects of Information Systems

• Now
• This is the information age.
• Our society is very dependant on information
  storage and communication.
• Many people are employed in using some form of
  information technology.

5
The Social Effects of Information Systems

• Is Information Technology a good thing?

6
The Social Effects of Information Systems

• Arguments in favour
• Repetitive jobs are now done by computers.
• Higher productivity, less work more leisure.
• Other countries use IT, need to be competitive in
  the world.
• Need technology for Air traffic control, credit
  cards, space travel.
• New jobs created programming, network
  management, IT teachers.

7
The Social Effects of Information Systems

• Arguments against
• Life without IT is slower and less stressful.
• Computers are cheaper than employing people, they
  are losing their jobs-higher unemployment.
• New jobs created are only for the higher skilled.
• The people who did the repetitive jobs dont work
  anymore.
• Personal information is held on computers.
• There is a wider gap between some countries now.

8
(No Transcript)
9
The Social Effects of Information Systems

• Changing Employment Patterns.

10
The Social Effects of Information Systems

• Manual tasks in factories e.g. assembly work, and
  paint spraying are done by robots.

11
The Social Effects of Information Systems

• Many industrial processes operate 24 hours a day,
  and are continually being monitored and
  controlled by computers.
• Computers are sometimes used to monitor the
  performance of the people using them, e.g. the
  supermarket till stores information of how many
  customers, how many items, what the items were,
  etc.

12
The Social Effects of Information Systems

• More and more people work from home, decreasing
  travel to and from work, and ability to live
  anywhere in the world.

13
The Social Effects of Information Systems

• There are fewer paper based systems in offices.
  Filing clerk jobs are decreasing, computer
  database operatives are increasing.

14
The Social Effects of Information Systems

• There is a continual need to retrain people who
  can no longer spend a lifetime, or many years in
  the same job.

15
The Social Effects of Information Systems

• The Effect on the Individual

16
www.ICT-Teacher.com