SG0-001 · Question #72
Which of the following are current rotational speeds for Fibre Channel and SAS based hard drives? (Select TWO)
The correct answer is D. 10.000 RPM E. 15,000 RPM. Fibre Channel and SAS hard drives, commonly used in enterprise environments for high performance, typically have rotational speeds of 10,000 RPM and 15,000 RPM.
Question
Which of the following are current rotational speeds for Fibre Channel and SAS based hard drives? (Select TWO)
Options
- A3400 RPM
- B5400 RPM
- C7000 RPM
- D10.000 RPM
- E15,000 RPM
How the community answered
(44 responses)- A2% (1)
- B5% (2)
- C2% (1)
- D91% (40)
Why each option
Fibre Channel and SAS hard drives, commonly used in enterprise environments for high performance, typically have rotational speeds of 10,000 RPM and 15,000 RPM.
3400 RPM is not a standard rotational speed for any modern hard drives, especially not high-performance enterprise drives.
5400 RPM is a common rotational speed for consumer-grade SATA hard drives, typically found in desktop computers and external storage, not high-performance Fibre Channel or SAS drives.
7000 RPM is not a standard rotational speed for hard drives; common speeds are 5400, 7200, 10000, and 15000 RPM.
10,000 RPM (revolutions per minute) is a common high-performance rotational speed for enterprise-grade SAS and Fibre Channel hard drives, offering significantly faster data access times than consumer-grade drives.
15,000 RPM is the highest common rotational speed for enterprise SAS and Fibre Channel hard drives, providing the fastest possible mechanical disk performance, crucial for applications requiring extremely low latency and high I/O operations per second (IOPS).
Concept tested: Hard drive rotational speeds for Fibre Channel/SAS
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