In days of old, most appliances had an on switch and one lamp to show it was on.
Newer "SMART" Appliances come with lots of lights, buzzers and even text or graphic computer displays. Some are connected to the Internet.
Appliances like washing machines, dryers, microwaves and dish washers are good examples.
You get ...
Easier to use the appliance.
More information - like the end time of your wash.
Delay the start to use cheaper off-peak electricity.
Allow your smart meter to control the wash time to get cheaper electricity.
Allow your smart meter to turn off your freezer for a few minutes to compensate for all the kettles being turned on when East Enders finishes.
The ability to control appliances remotely via a phone app or web page.
Security breaches. A hacker might gain control over your washing machine.
Loss of privacy. The power company might learn your washing habits.
Hackers might install malicious software into unprotected appliances in order to launch attacks from your washing machine or smart toaster.
Last Name Class ID
Q: qNum of last_q
Q ID: Question ID
Score: num correct/num attempts
- You can attempt a question as many times as you like.
- If you are logged in, your first attempt, each day, is logged.
- To improve your scores, come back on future days, log in and re-do the questions that caused you problems.
- If you are logged in, your most recent wrong answers get remembered. This might help you and your teacher to correct your understanding.
- In the grade book, you can delete your answers for a topic before re-doing the questions. Avoid deleting unless you intend re-doing the questions very soon.