Dell-EMC
DEA-1TT4 · Question #43
When using the erasure coding technique in an object-based storage system, data is divided into 12 data segments and 4 coding segments. What is the maximum number of disk drive failures against…
The correct answer is B. 4. Since there are 4 coding segments, so they protect 4 failures.
Storage Systems
Question
When using the erasure coding technique in an object-based storage system, data is divided into 12 data segments and 4 coding segments. What is the maximum number of disk drive failures against which data is protected by the configuration?
Options
- A3
- B4
- C8
- D12
How the community answered
(45 responses)- A11% (5)
- B82% (37)
- C4% (2)
- D2% (1)
Explanation
Since there are 4 coding segments, so they protect 4 failures.
Topics
#erasure coding#object storage#fault tolerance#coding segments
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