SK0-005 · Question #431
A systems administrator needs to create a data volume out of four disks with the most redundancy. Which of the following is the best solution?
The correct answer is D. RAID 6. RAID 6 is a type of RAID level that uses two parity blocks to provide fault tolerance and redundancy for data storage. RAID 6 can withstand the failure of up to two disks in the array without losing any data. RAID 6 requires a minimum of four disks to operate, and it…
Question
A systems administrator needs to create a data volume out of four disks with the most redundancy. Which of the following is the best solution?
Options
- ARAID 0
- BRAID 1
- CRAID 5
- DRAID 6
How the community answered
(44 responses)- A2% (1)
- B9% (4)
- C5% (2)
- D84% (37)
Explanation
RAID 6 is a type of RAID level that uses two parity blocks to provide fault tolerance and redundancy for data storage. RAID 6 can withstand the failure of up to two disks in the array without losing any data. RAID 6 requires a minimum of four disks to operate, and it distributes the data and parity blocks across all the disks in the array. RAID 6 has a high write penalty, which means that it takes more time and resources to write data to the disks than to read data from them. However, RAID 6 offers a high level of data protection and reliability, which makes it suitable for applications that require high availability and durability.
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