H CS - Environmental Impact

As of 2017, how many computer systems are estimated to be in use worldwide?

• Four billion

• Three billion

• Two billion

• One billion

What is a positive impact of intelligent systems on the environment?

• They increase carbon emissions

• They increase energy consumption

• They create more traffic jams

• They control and limit energy use

Which of the following is NOT an example of an intelligent system?

• Manual typewriters

• Traffic control

• Heating systems

• Car management systems

How do intelligent heating systems save energy?

• By maintaining a constant temperature

• By heating all rooms at all times

• By switching off when no one is home

• By ignoring external weather conditions

What technology do traffic control systems use to reduce jams?

• Sensors and cameras

• Paper maps

• Verbal instructions

• Manual signals

How do car management systems improve environmental impact?

• By increasing fuel consumption

• By shutting down the engine when stationary

• By ignoring air/fuel ratio

• By increasing carbon emissions

What is the role of sensors in car management systems?

• To increase engine noise

• To control the engine's air/fuel ratio

• To decrease vehicle speed

• To increase fuel consumption

Which of the following is a feature of intelligent heating systems?

• Heating all zones regardless of occupancy

• Switching off heating in unoccupied zones

• Ignoring historical data patterns

• Heating based on a fixed schedule

What is a benefit of navigation systems in cars?

• They ignore traffic conditions

• They detect traffic jams and re-route drivers

• They provide outdated maps

• They increase travel time

What is the environmental impact of stationary cars in traffic?

• They consume less fuel

• They reduce emissions

• They consume more fuel

• They have no impact