单选题Sometimes performance is more important than availability (e.g., in cases where the data can be easily re-created).  Which of the following is the appropriate disk configuration for an application that requires faster writes over availability()A RAID 1

题目
单选题
Sometimes performance is more important than availability (e.g., in cases where the data can be easily re-created).  Which of the following is the appropriate disk configuration for an application that requires faster writes over availability()
A

RAID 1

B

RAID 6

C

RAID 0 + 1

D

RAID 0

参考答案和解析
正确答案: B
解析: 暂无解析
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相似问题和答案

第1题:

Which of the following is the correct configuration for a RAID 5 array?()

  • A、A two disk set with one data strip
  • B、A three disk set with two data strips and a parity strip
  • C、A two disk set with two data strips
  • D、A four disk set with two sets of data strips

正确答案:B

第2题:

Which of the following is an advantage of hardware RAID over software RAID?()

  • A、Hardware RAID costs less than software RAID
  • B、Hardware RAID is built into the operating system’s software
  • C、Hardware RAID has better performance than software RAID
  • D、Hardware RAID requires no configuration and software RAID does

正确答案:C

第3题:

Which of the following is the correct configuration for a RAID 5 array?()

A. A two disk set with one data strip

B. A three disk set with two data strips and a parity strip

C. A two disk set with two data strips

D. A four disk set with two sets of data strips


参考答案:B

第4题:

Which of the following RAID levels provide the best performance for a system where there are mostly writes occurring?()

  • A、 RAID 0
  • B、 RAID 1
  • C、 RAID 3
  • D、 RAID 5

正确答案:A

第5题:

Sometimes performance is more important than availability (e.g., in cases where the data can be easily re-created).  Which of the following is the appropriate disk configuration for an application that requires faster writes over availability()

  • A、RAID 1
  • B、RAID 6
  • C、RAID 0 + 1
  • D、RAID 0

正确答案:D

第6题:

An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high.  Which of the following could BEST resolve the situation?()

  • A、 Add more disk drives.
  • B、 Increase the amount of virtual memory.
  • C、 Add a faster processor.
  • D、 Add more memory to stop paging to disk.

正确答案:D

第7题:

A banking customer is confused about RAID protection. Which of the following are characteristic of RAID-6?()

  • A、Double drive failure in an array and extremely high data fault tolerance
  • B、Double drive failure in an array and more total storage capacity than RAID-5
  • C、Extremely high data fault tolerance and higher performance than RAID-5
  • D、Higher performance than RAID-5 and more total storage capacity than RAID-5

正确答案:C

第8题:

A high availability solution must be designed for a single file server.  Data must be replicated between the disks to ensure a failure of one disk does not bring down the server.  Which of thefollowing meets these requirements?()

  • A、RAID 1
  • B、RAID 0
  • C、Active/passive cluster
  • D、Disk-to-disk

正确答案:A

第9题:

Which of the following disk protection methods would be used to provide the maximum amount of data  availability()

  • A、RAID 0
  • B、RAID 1
  • C、RAID 3
  • D、RAID 5

正确答案:B

第10题:

When analyzing disk I/O performance, which of the following metrics and/or statistics should be included in the study?()

  • A、 Disk size, stock availability, VHDCI
  • B、 Disk size, distance, temperature, and compatibility
  • C、 Disk fragmentation, MTBF, and maintenance
  • D、 Disk configuration, throughput, transactions, queues, and latencies

正确答案:D

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