The latest version of Mac OS X is 10.6 (known as Snow Leopard). The latest update to Snow Leopard is 10.6.4 which can be downloaded, if it is not installed, by selecting Software Update from the Apple menu (in the top left corner). Software Update will show all the Apple updates that are available for the computer.
Update: The newest version of OSX, as of Oct. 2015 is El Capitan. That's 5 versions newer than Snow Leopard.
Mac OS X Lion
I guess windows 7 is the latest version of operating system in MICROSOFT.
Windows 7 is the latest Windows Operating System
OSx Mountain Lion which will be released July 2005.
Usually referring to the latest version of Microsoft Windows, sometimes to the latest version of OS X.
The Apple Macintosh operating system is called Mac OS X.
Linux is an operating system, more specifically, an operating system kernel. Linux is the operating system on which so many system distributions are built on, such as Ubuntu, Android, Chrome OS, Gentoo, Debian, Red Hat, CentOS. The latest DEVELOPMENT VERSION as of this answer is 3.10-rc5. The latest STABLE VERSION as of this answer is 3.9.5.
As of Friday, September 23, 2011, Apple's latest operating system is Mac OS X Lion, or version 10.7.1.
Microsoft Windows 7
She liked the intuitive nature of the new operating system. They spent hours trying to perfect the operating system. The latest version of the operating system had several bugs.
The purpose of the WebOS is that it is a Mobile Operating System. There are various versions available. On January 12, 2012 the latest version 3.0.5. was released.
RHEL 6 Beta.
YES