Disk Storage and Dependability MCQs Test Online PDF Book Download

Disk storage and dependability multiple choice questions (MCQs), disk storage and dependability test prep for online learning with IT degree certificate eCourses. Learn networks, storage and peripherals multiple choice questions (MCQs), disk storage and dependability quiz questions and answers. Career test on i/o system design, architecture and networks, processor, memory and i/o devices interface test for computer software certification.

Learn networks, storage and peripherals practice test MCQs: when disks rotate at 5400 rpm-15,000 rpm, then they have average rotational latency is between, for free online courses with options 1ms, 1.2ms, 1.5ms, 2.0 ms for computer engineering careers. Free skills assessment test is for e-learning online disk storage and dependability quiz questions for competitive assessment in computer science major for professional certification.

MCQ on Disk Storage and DependabilityQuiz Book 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