How a Computer RAID Card Works. Businesses that don't utilize cloud storage to back up their data -- and perhaps even those that do -- should consider making use of a redundant array of ...

For the desktop user several of these types will not apply, so most users should concentrate on RAID 0+1/1+0 or RAID 5; the others are included for background information or as an aside.

Now decide upon the RAID types to match the application requirements gathered earlier, and complete the SAN sizing template accordingly, using the following table: ...

Choosing a RAID depends on the criticality of your data or the capacity required. Find out which RAID level should be used with three hard disks of 146 GB and one of 300 GB.