Comprehensive and Detailed Explanation From Exact Extract:
RAID 6 uses two parity blocks, allowing it to tolerate the failure of two drives without losing data.
[Reference: CompTIA A+ Core 1 220-1201 Official Study Guide, Section: RAID TypesRAID 6 supports dual-drive failure tolerance with dual parity, making it more fault-tolerant than RAID 5., , , ]
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