Windows based machines need a good reboot now and again. Linux and Unix ones have been known to run years without any sleep. If you notice it getting sleepy, avoid giving it coffee, however!
they need about 6 hours of sleep
about 10 hours of sleep
they're human aren't they? so wouldn't the answer be how many hours of sleep does a human need? and the answer is about 8 hours.
You need 8 hours of sleep, and you have to be in deep sleep at 1-4 a.m.
it need 7hours sleep for health
at least 9 or 10 hours to get enough sleep
6 Hours of sleep is enough
Its compulsary for a teen ager to sleep 8 hours..
for 7 hours
about 8 to 10 hours of sleep
I'm quite sure they need at least 7 hours.
14 hours