ICT Chapter 5- The Effects of Using IT

Which of this is a disadvantage to having more microprocessor controlled devices in the home?

• Free up more time

• More comfortable

• Unhealthy lifestyles

• Increase efficiency

It accepts digital data as input and process the instructions stored in memory to produce the output required. It needs input and output devices to be connected to them to make them useful as computer system. What device is this called?

• Internet-controlled devices

• Miniprocessor-controlled devices

• Microprocessor-controlled devices

• digital-controlled devices

RSI usually causes injury on the

• Back

• wrists

• Elbows

• eyes

It is a system of interrelated computing devices, mechanical and digital machines, objects, animals or people that provide the ability to transfer data over a network without requiring human-to-human or human-to computer interaction. What is this called?

• The internet of things (IOT)

• The network of things

• The world wide web

Which is a better way to prevent eye strain from prolonged use of the computer?

• Wear sunglasses

• Use a comfortable chair

• Look away from the screen or close your eyes at regular intervals

• Don't use a computer

It is a tiny cpu built onto a single chip to control electronic devices.

• Micro USB

• Microchip

• Micropressure

• Microprocessor

Not leaving the house and a lack of exercise can cause health problems like obesity.

• True

• False

Microprocessor-controlled devices in the home advantage

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

• Tasks do not need to be done manually

• Manual household skills are lost

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

Appliances that can be controlled using mobile phones or applications in homes that are automated.

• Coffeemakers

• Vacuum Cleaner

• Pet feeder

• none of the above

The following will help in avoiding eye strain when using a computer except:

• Reducing levels of brightness

• Using an anti-glare screen

• Using an ergonomic chair

• Sitting a safe distance away from the screen