Disk Storage and Dependability MCQs Quiz Online PDF Download
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MCQs on Disk Storage and DependabilityQuiz PDF Download
MCQ: Average time for reading/writing 512-byte sector for disk rotating at 10,000 RPM when its time is 6 ms, its transfer rate is 50 MB/sec, and its controller overhead is 0.2 ms
MCQ: When disks rotate at 5400 RPM-15,000 RPM, then they have average rotational latency is between
- 2.0 ms
MCQ: Spread of data in multiple disks, is refered to as
- Hit rate
MCQ: Measuring continuous service accomplishment and equivalently of time to failure from a reference point is called
- Hit time
- Hit rate
MCQ: Higher availability cost is reduced to 1/N, where N is the
- No of disks
- Bit rate