Social Implications

Question 1

Ergonomics

Answer 1

• science of designing equipment and items for the workplace environment according to the way that humans think, see, and behave.
• to incorporate user comfort, efficiency, productivity and safety
• can reduce human error, fatigue and stress over prolonged periods of use.

Question 2

Green computing

Answer 2

• the use of computer resources in an eco-friendly and efficient manner to minimise the negative effects on the environment.
• Ways to limit the environmental impact:

 Buy monitors that are energy-star rated.
 Use electronic filing systems rather than printing hardcopies.
 Print on both sides of the paper
 old working computers can be donated
 Send all electronic waste proper recycling.
 Turn off devices when not in use.

Question 3

Economic reasons for using computers

Answer 3

• SAVING PAPER
• LABOUR : Increases productivity by performing jobs more quickly and efficiently.
• COMMUNICATION COSTS

Question 4

Efficiency

Answer 4

computers can process billions of operations in a single second which
then improves productivity and efficiency.

Question 5

Accuracy

Answer 5

Computers process large amounts of data and can produce error free results provided that the user inserts the data correctly. Inaccurate input of data means
inaccurate results.

Question 6

Reliability

Answer 6

Electronic devices are usually dependable and reliable since they rarely break or fail.