RAID Recovery Course - RAID Introduction Test

Check those which can be RAID parameters

disk order
block size
start offset
block pattern

Which of the following is the JBOD parameter set?

start offset, disk order
start offset, block size
block size, disk order

Is it obligatory to use identical disks to create a RAID?

yes
no

Should start offset be equal to block size?

no
yes

What is a minimum number of disks required to create a RAID?

3 disks
1 disk
2 disks

What type of the device can implement exotic RAIDs?

low-end hardware
software
high-end hardware

What typical values for block size in RAID?

up to 1 MB
4096 MB
up to 1 KB

Can block size be 1 sector?

no
yes

How data is distributed to disks in a JBOD

in contiguous streams
data is divided into blocks of different size and then blocks are written to the disks
data is divided into blocks of the same size and then blocks are written to the disks

More complex RAIDs have more parameters

false
true