Posted by John Haine on 02/11/2021 08:53:38:
And Windoze agrees to the second as well, as does another RC clock. Perhaps the student didn't have her PC set to update time automatically?
Windows time drifts more than other operating systems and can be off by tens of seconds even if the user has synchronisation switched on. Not sure why; probably the OS simply doesn't check an internet time service all that often, and relies on whatever clock happens to be in the computer, good or bad!
Anyone who wants to check their computer's time-keeping can click on time.is At the moment time.is says of my Linux workstation: The difference from Time.is was +0.131 seconds (±0.169 seconds).
Dave