How do phones (and other devices) show the exact date and time even after being switched on after a while?

584 views

My phone was switched off since the past hour and I switched it on right now and I realised how normal it was for It to show me the exact present time and date and I wonder how.

In: Technology

7 Answers

Anonymous 0 Comments

GPS. The so called “positioning” satellite really send out times and dates. GPS programs can use this to form locations and such but it tells the device the time and date.

You are viewing 1 out of 7 answers, click here to view all answers.