Microprocessor-controlled devices in the home

Select the component that controls smart devices and appliances in the home.

• Processor

• Microprocessor

• Micro devices

• Storage devices

Answer explanation

As well as controlling smart devices and appliances in the home, microprocessors also control air conditioning and lighting systems as well as fridges and many more home devices.

a household device that provides a sense of security

• Burglar alarm

• Smart Clock

• Treadmill

• Smart fridge

a household device that you don't have to leave home to get fit

• Burglar alarm

• Smart Clock

• Treadmill

• Smart fridge

a household device that can automatically order fresh food

• Gofood

• Microwave oven

• Cooker

• Smart fridge

a household device that can wash dishes automatically

• Automatic washing machine

• Automatic dishwasher

• Treadmill

• Smart fridge

Microprocessor-controlled devices in the home advantage

• People can become over reliant on these devices and can become lazy

• Manual household skills are lost

• Tasks do not need to be done manually

• Can lead to unhealthy eating due to dependency on ready meals.

Which of the following is not a positive effect of using microprocessors/smart devices in the home?

• Gives people more time to relax and enjoy leisure activities.

• Online shopping provides more choice and saves time.

• Smartphones and smart devices in the home give us the ability to communicate quickly and easily.

• Using smart devices may make people lazy as they become dependent on such devices.

Answer explanation

Using smart devices can free up time, can simplify tasks and can improve communication, all of which are positives. They do have the potential to cause laziness and dependence though, and this is a negative.

Select one of the following that is a positive environmental impact caused by using microprocessors and smart devices in cars and other vehicles.

• More pollution is caused because of reduced emissions

• Cars travel more slowly so cause less pollution

• Less fuel is needed to travel the same distanc.

• The environment is improving because of fewer cars on the roads

Answer explanation

An increase in fuel efficiency due to the use of microprocessors and smart devices in cars and other vehicles means that cars can travel further on the the same amount of fuel, burning less gas and sending less globally warming pollution into the environment.