Medium Access Control
in the dictionary app on mac OS X, mac is defined as "a mackintosh" (kind-of silly that they misspelled "macintosh".
Yes. That would be what the "OS" stands for. It's full name is Mac OS X. Mac = The Apple Macintosh computers it is designed for. OS = Operating System. X = The Roman numeral representing version 10 of the Mac OS.
Since there is no such version of Mac OS as in your question, I'm going to assume you mean Mac OS X 10.4, instead of 14.0. And no, Quick Books does not come with Mac OS. For a list of software included in the current Mac OS version, see the Apple Inc website at: "http://www.apple.com/macosx"
I have a Mac OS X but I know Mac OS is a computer made by the brand/company, Apple.
opereting systen
The second name of Mac OS X v10.4.5 is Mac OS X v10.4 Intel.Mac OS X 10.4 was known as Mac OS X Tiger.
You cannot without erasing your hard drive and installing Mac OS 9 from scratch. Even then Mac OS 9 may not run on modern Mac hardware because Mac OS 9 needs the ROM chip to boot. Modern Mac OS X hardware uses EFI to boot the system instead of a ROM chip to boot. Mac OS X v10.0 - Mac OS X v10.4 support Mac OS 9 applications and can run them, you just need to install the Mac OS 9 compatibility program which can be found on the Mac OS X Install CD.
The oldest mac OS is System 1
Mac OS Leopard
Mac OS X 10.4 (Tiger) needs to be purchased as it is not possible to update from Mac OS X 10.2.8
Unless the disc is damaged and so needs reformatting you can run the Mac OS installer over an existing Mac OS.
Mac OS X is an operating system released by Apple Inc. It is designed for Apple branded computers, which is why you will never see a Dell, or an HP computer run Mac OS X. There are only two important versions of Mac OS X, Mac OS X Server, and regular Mac OS X. Mac OS X server was designed for servers, while regular Mac OS X was designed for most computers. The current version of Mac OS X (10.6) is named Snow Leopard.