Environmental Issues in ICT

What is the primary source of electricity for IT devices mentioned in the text?

• Renewable sources

• Non-renewable sources

• Solar energy

• Wind energy

What percentage of worldwide waste is made up of e-waste or technotrash?

• 2%

• 5%

• 10%

• 15%

What is a major environmental impact of not recycling old technology?

• Increased energy consumption

• Increased water usage

• Pollution from landfill waste

• Decreased air quality

What is one way to reduce the environmental impact of computer systems?

• Increase screen brightness

• Use auto power-off

• Install more software

• Use larger monitors

Which policy involves turning off devices automatically?

• Manual shutdown

• Auto power-off

• Scheduled maintenance

• Frequent updates

What is the purpose of the settings policies mentioned?

• To improve gaming performance

• To reduce environmental impact

• To increase internet speed

• To enhance sound quality

What is the purpose of the auto power-off setting in most devices?

• To increase screen brightness

• To save energy when not in use

• To enhance sound quality

• To improve internet speed

How do power-saving settings help reduce energy consumption?

• By increasing CPU speed

• By turning off wireless connections

• By enhancing graphics quality

• By boosting battery life

What happens to a device when auto power-off is activated?

• It enters a standby state or turns off

• It increases its processing speed

• It starts a system update

• It connects to more networks

Which of the following is NOT a feature of power-saving settings?

• Lowering screen brightness

• Disabling certain features

• Increasing CPU speed

• Turning off Bluetooth