Windows Xp Read Only C particion

[difonet]

Hello,
How do I make C drive read only using windows xp so that when u install software or save on C drive the next restart it not gonna be there...?

 

[ksiemb]

Hello,
How do I make C drive read only using windows xp so that when u install software or save on C drive the next restart it not gonna be there...?

That means nothing at all would be able to write to the HD !