RAIDNAS · ~14 minutes
Advanced RAID & NAS Recovery · ZFS · Btrfs · SHR · Nested RAID
ZFS vdev/pool/RAIDZ · zpool import · Btrfs CoW · Synology SHR · nested RAID 10/50/60 · parity rotation · mdadm metadata · NAS firmware. 18 questions, 6 Bloom levels. Advanced level of the DSET Data Recovery Specialist track.
How the exam works
- 18 questions · across 6 Bloom levels (Remember → Create)
- Each question has one correct answer · an explanation appears after you answer
- No time tracking · think for as long as you like
- At the end, a 6-axis radar + a program recommendation based on your weakest level
- If you choose to, you can save your result to your account and earn an achievement credential