National Oceanic and Atmospheric Administration

They are Windows 32-bit, and Windows 64-bit. So there is Windows XP 32&64 bit versions, Windows Vista 32 & 64 bit, Windows 7 34/64 and so on. In order to tell what version of your Windows you are running simply click Start then R click on “Computer” [it may say My Computer in Windows XP]. Here you can see a 64-bit version of Windows 7. ................
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