RAID Recovery Course - RAID Levels Test

In a RAID6, Q-parity function is always calculated over data blocks and P-parity block in a row

true
false

All block RAIDs are redundant

true
false

What minimum disk number is required for a RAID10?

five
four
two
three

Check those RAID criteria RAID5 meets

speed improvement only
speed and large capacity
large capacity and fault-tolerance
fault-tolerance and speed

Check the correct statement relating to a asymmetric RAID5

in a row, data blocks always start after parity block
in a row, data blocks always start on the first disk

Choose the correct statement relating to RAID5E

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

Which parity functions are usually used in a RAID6?

XOR and Reed-Solomon
Lempel, Ziv, Welch (LZW), and Huffman
XOR and Huffman
Reed-Solomon and Huffman

What you can get with a JBOD?

speed improvement and capacity
large capacity
fault tolerance
speed improvement

RAID1E is a variation of RAID10 over odd number of disks

true
false

Check RAID levels which may utilize delayed parity

RAID10
RAID6
RAID5
RAID4