Disk Storage and Dependability MCQs Quiz Online PDF Download

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Computer technology practice test MCQ on 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 with options 2ms, 3.3ms, 4.7ms and 5ms problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning disk storage and dependability quiz with MCQs to practice test questions with answers.

MCQs on Disk Storage and Dependability Quiz 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

  1. 2ms
  2. 3.3ms
  3. 4.7ms
  4. 5ms

C

MCQ. When disks rotate at 5400 RPM-15,000 RPM, then they have average rotational latency is between

  1. 1ms
  2. 1.2ms
  3. 1.5ms
  4. 2.0 ms

D

MCQ. Spread of data in multiple disks, is refered to as

  1. SCSI
  2. RAID
  3. Striping
  4. Hit rate

C

MCQ. Measuring continuous service accomplishment and equivalently of time to failure from a reference point is called

  1. Reference
  2. Reliability
  3. Hit time
  4. Hit rate

B

MCQ. Higher availability cost is reduced to 1/N, where N is the

  1. No of disks
  2. Reliability
  3. Seek
  4. Bit rate

A