RAID Recovery Course - RAID Levels Test

Check non-block RAIDs in the list

RAID1
RAID4
JBOD
RAID0

Check RAID level utilizing dedicated disk to store parity

RAID6
RAID4
RAID5

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

Promise
HP SmartArray
LSI

Check the correct RAID5 layouts

near symmetric/asymmetric
right symmetric/asymmetric
left symmetric/asymmetric
far symmetric/asymmetric

Asynchronous RAID is the same as asymmetric RAID

false
true

Choose the correct statement relating to RAID5EE

hotspare blocks are evenly spread across array member disks
hotspare blocks are reserved on a standalone hard drive
hotspare blocks are integrated in the end of RAID

Which parity function is usually used in a RAID5?

Reed-Solomon
Lempel, Ziv, Welch
XOR
Huffman

Check what delayed parity means

parity blocks are delayed within one of the member disks
parity blocks are larger than data blocks
data blocks are larger than parity blocks

What you can get with a JBOD?

large capacity
speed improvement and capacity
speed improvement
fault tolerance

What minimum number of disks is required for a RAID1?

two
one
four
three