Yes it has.but when you click it, it only shows the time and date and there is a checkbox which it says automatically adjust clock for daylight saving changes.
Yes it is.Because when you turn off the computer, time will stop. Then if you turn on the computer, time/date will be late.
Do you think I need to replace the battery of the motherboard?
Yes your CMOS Battery is dead as Warez has stated. This can also affect your BIOS so make sure all of your settings in there are correct.
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R.I.P. Danny L. Trotter
14 Nov 1945 - 4 Sept 2009
Images created by CarnageX | Decaptured...Listen! | Visit Baezware!! | You've been Mak'd! | 儿做好 I do not accept support questions via EMail, PM, IM or my Spaces page! .:|:. This is what happens when an unstoppable force meets an immovable object. Thanks to all the guys on the staff for your support in my time of need. Hefe you are my personal Hero for your contribution.
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Synchronize time 
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