RAID Recovery Course - RAID Levels Test

Is it possible to recover data if one of the member disks in a RAID5 failed?

depends on which disk failed
yes, but only part of the data is recoverable
yes, all data is recoverable
no

What RAID type is shown on the right?

RAID1
RAID0
JBOD
RAID5

What minimum number of disks is required for a RAID1?

three
four
one
two

RAID1E is a variation of RAID10 over odd number of disks

true
false

Check the correct statements relating to a hotspare

hotspare is always a standalone hard drive
hotspare can be either a standalone hard drive or be integrated into a RAID
hotspare drive may contain non-zero data
hotspare is always integrated into a RAID

Which controller uses non-typical RAID6 layout – wide pace?

Promise
HP SmartArray
LSI

Is it possible to recover data if more than one member disk in a RAID10 failed?

no
yes, all data is recoverable
depends on which disks failed

What is an alternative name for a RAID1?

Span
JBOD
Stripe set
Mirror

What controllers use delayed parity?

Promise
LSI
HP SmartArray

Check RAID levels which may utilize delayed parity

RAID4
RAID6
RAID10
RAID5