No. Any machine that is capable of running Windows 7 is equally capable of running Linux; thus virtually every computer is "Linux ready." Depending on your specific needs, Linux can be run on far less powerful and cheaper hardware than Windows 7 can.
You can if you really want to! But, most Linux software is already compiled and ready to be downloaded and installed. Note that Linux is the kernel from which many distributions (distos) branch out - Ubuntu, Linux Mint are but two examples.
The Mac OS X Server software (See links below) can be installed on any modern Apple Mac computer or can be purchased ready installed on a Mac Mini ready to go.
... it starts up. Well, to get a little technical about it, the BIOS of the computer checks all the hardware (mounting and error checking) and gets everything ready, then boots the operating system (Windows/Linux/Mac).
A graphics card plugs into your computer, integrated means the graphics chip is ready installed on the motherboard.
Games are available as Windows Features and are already installed and ready to play when you set your new pc up.
Internet Explorer is the default browser for all Windows operating systems. So, Windows operating systems come with Internet Explorer ready installed on the computer.
Yes. You can find a virus and put it in quarrantine. Some ready-installed programs are not very good.
No, you need to connect it to a computer that has iTunes installed on it so it can be registered first and any updates applied. When you turn the phone on for the first time, you will be prompted to connect it to iTunes via your computer.
There is nothing that stops one from configuring Arch Linux to function as a server. It is not equipped to function as one in a default installation
No. If you have an AUX button then an aftermarket sat radio can be installed if not...then it isn't possible. If you have a BOSE radio then you will have to have GMC 'flash' your radio.
Trystan MacDonald has written: 'Is Linux ready for the business desktop?'