Raid why??

[paddi70]

What is the benefit from setting up raid and what is raid 0 and raid 1? what would be the recommended drives?
Sorry if a silly Q?
Cheers P

 

[Dangman]

A good article on RAID:
http://www.bit-tech.net/hardware/2007/06/11/understanding_raid/1

 

[Farva]

Sticky - What Raid can and cannot do