Today you turned on your computer after being on vacation for a week. you see spinning white dots on a black screen. you decide that an update might be installing, so you allow the computer to work for approximately 20 minutes. after 20 minutes, you turn off your computer and then restart it, and it fails two more times. what tool should you use first to repair your computer?

Since after update of operating system patches the end user see dots in black screen, either end user has to restore operating system old back up if he or she has or boot the operating system in safe mode.

Explanation:

On safe mode end user can repair the operating system; in repair mode still operating system cannot repair the operating system on same safe mode uninstall patches or recent updates of operating system during vacation.

Still it is workstation or laptop or desktop is not restoring it normally better to format and reinstall the operating system.

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:

answer; the correct answer is (operating system);