The version number just tells you how recent something is in comparison to a different version. So version 10 of something is more recent and up to date than version 5 of the same thing.
[A version of Mac OS X comes with every Mac. You must pay for any upgrades to a newer version] Not if you use torrents(:
You can upgrade OS 9 to 10.0 , 10.1, 10.2, 10.3, Maybe 10.4
Yes, it is. Any type of MacBook that comes out now is a Mac OS X. The most recent version of Mac OS X is Mac OS X Lion, coming out soon.
Using the usb cable it comes with you connect it to your computer and open iTunes. From there click "Update" and it will download and install the newest iPhone OS version for you.
Mac OS X Lion is version 10.7
version 7
As of August 2014, the fastest version of Android OS is version 4.4.4 (KitKat). The next Android version (Android "L") is set to debut in the fall.
Mac OS X 10.5 (Leopard)
Adobe Photoshop version 7 was the first version for Mac OS X and was released in 2002.
This is the current version of iPhone sftware but the newest version which is called OS 4.0 is out Summer 2010, most likely June 2010.
No.
There are two versions of this CD. One comes with the album version and the other is with the movie version. The CD that os found post often in stores is the one with the movie version because it has been the most popular one.