1. All the computer has a power button.

The power button is a round or square button that powers an electronic device on and off. Nearly all electronic devices have power buttons or power switches. Typically, the device powers on when the button is pressed and powers off when it's pressed again.

Explanation:

when the first user logs into windows 10 or windows server and identifies their region, windows sets the time zone. the user can change the time zone at any time.

windows updates the time zones in the registry when time zones are available and updates are downloaded.

to get the most current list of time zones, use tzutil from windows:

explanation: