Pass4sure E10-001 Q&A

Question NO: 1

Which data center requirement refers to applying mechanisms that ensure data is stored and retrieved as it was received?

A. Availability
B. Security
C. Performance
D. Integrity

Answer：D

Question NO: 2

What is a key benefit of virtualization?

A. Improved resource utilization
B. Improved performance
C. Enhanced interoperability
D. Unlimited resource scaling

Answer：A

Question NO: 3

Click on the calculator icon in the upper left corner. If a disk drive's rotational speed is 10000 revolutions per minute, what is its average rotational latency?

A.0.05 milliseconds
B.3 milliseconds
C.0.003 milliseconds
D.5 milliseconds

Answer：C

Question NO: 4

What describes a landing zone in a disk drive?

A. Area on which the read/write head rests
B. Area where the read/write head lands to access data
C. Area where the data is buffered before writing to platters
D. Area where sector-specific information is stored on the disk

Answer：A

Question NO: 5

Click on the calculator icon in the upper left corner.An application requires 3.5 TB of capacity. The application generates 2300 IOPS to disks during peak workloads. The vendor indicates that a 146 GB, 15K rpm drive is capable of performing a maximum of 150 IOPS. How many disks are required to meet both capacity and performance requirements?

A.15
B.22
C.24
D.60

Answer：C

Question NO: 6

What defines the time taken to position the sector on the platter under the read/write head?

A. Rotational delay
B. Seek time
C. Response time
D. Data transfer rate

Answer：A