Usually it is installed on your HDD (Hard Disk Drive).
The installation CD of the new OS should be bootable. Boot the computer with the disc in, and choose to install the OS. It should give you an option to clean install, and format.
What installed on a computer which determine how data is processed
A motherboard with an ethernet port, a hard drive (with installed OS), processor, graphics processor, monitor, keyboard+mouse. Oh and a case to put the stuff in.
hardware control is a operating system. OS is used to control the elctronic devices(hardware) via user. because user can't control hardware directly so, OS is used to interface computer & user
Assuming you meant windows the OS then you should write it in a text editor such as notepad and save it with the extension .php. You then need to install a web server with PHP installed such as WAMP or XAMPP to run it.
Normally there is only one OS installed at a time.
Mac OS Leopard
None. Mac OS X can only be installed on an Apple () computer.
All new Macs have Mac OS X 10.6 (Snow Leopard) installed.
Yes and no.. Yes - With a lot of tweaking and modifications, it is possible. No - Apple does not permit OS X to be installed on non-Apple hardware. (Though OS X Server can be installed as a VM)
No, they are different operating systems.
It does not matter
Yes, it can, if it has Mac OS X running
If you have os x lion for mac
The installation CD of the new OS should be bootable. Boot the computer with the disc in, and choose to install the OS. It should give you an option to clean install, and format.
The OS installation is tailored by the manufacture to satisfy the specific needs of the notebook. Diagnostic Drivers installed are also specific to proprietary devices installed in the notebook and its OS because when deciding to upgrade to a new OS or have a problem with a device you most likely turn to the original equipment manufacturer for solutions and updates for hardware and drivers.
yes you can i already did it. I installed Mac OS X Snow leopard and updated it to 10.6.5...