Unit 8 Social And Ethical Issues Flashcards

1
Q

What are the economic reasons for using a computer

A

A compter does things more accurately and quickly than the alternate option of doing things manually, it makes globalised businesses possible through communication Using the internet, allows us to store extremely large amounts of data without using paper which is reliable and also good for the environment

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2
Q

What is the digital divide

A

The gap in access to digital resources between groups

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3
Q

What are the groups discussed in the digital divide

A

Socioeconomic (poor/ rich), racial (white/minority), or geographical (urban/ rural)

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4
Q

What are reasons for the divide

A

Infrastructure (cables and cell towers), poverty, education and politics

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5
Q

How can we bridge the digital divide

A

Political stability, improved infrastructure, reduced poverty, and improved education. Cell phones can give access to information and other services which can help Bridge the divide as well

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6
Q

What is ergonomics

A

The study of humans in their build environment

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7
Q

What does ergonomics focus on

A

Reducing harm to the body and increasing comfort and ease of use

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8
Q

How can text messaging harm us

A

Text messaging requires repeated small movements on the keyboard of a cell phone which results in no blood circulation because the movements are small. This results In sore thumb syndrome

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9
Q

What does RSI stand for

A

Repeated strain injury

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10
Q

What causes RSI

A

Repeated physical movements such as Using the keyboard or mouse.

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11
Q

What are symptoms of RSI

A

Tightness, discomfort, tingling, coolness, numbness, stiffness, soreness, burning or pain in the hands, wrists, forearms, elbows, upper back, shoulders or je cu

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12
Q

What does CTS stand for

A

Carpal tunnel syndrome

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13
Q

What is CTS

A

A painful condition involving the median nerve and the flexor tendons

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14
Q

How can you treat CTS

A

Splits or braces, anti inflammatory medication, cortisone injections or surgery

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15
Q

What causes eye strain

A

Prolonged periods of looking at the screen

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16
Q

How much electricity do computers use

A

They account for 5-10 percent of the worlds electricity usage

17
Q

How can you save energy on your computer

A

Power it off when not in use
Put down your brightness
Put on sleep mode

18
Q

What is green disposal

A

Recycling and reusing computers

19
Q

What should you do before buying a new computer

A

Consider upgrading some of the components of your old one to extend the life of the device, otherwise check for design energy efficient computers, and the manufacturing company’s green manufacturing policy

20
Q

What should you do with computer components

A

They must be recycled, locate a reliable IT waste disposal centre in your area an make use of it.