Câu 11: H13-624: HCIP-Storage V5.0
Compared with traditional RAID algorithms, the erasure code redundancy technology provides higher reliability and more flexible redundancy policies. Which of the following statements about the working principle of erasure code is false?
Nội dung câu hỏi
Compared with traditional RAID algorithms, the erasure code redundancy technology provides higher reliability and more flexible redundancy policies. Which of the following statements about the working principle of erasure code is false?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Data to be written is divided into N data blocks of the same size.
- B. The erasure code algorithm calculates M parity blocks for every N consecutive data blocks. (The value of N is smaller than that of M.) — đáp án hiện tại
- C. N+M data blocks are concurrently stored to different nodes.
- D. In erasure code storage mode, a concurrent failure of M-1 disks is tolerated at most.
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