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单选题IBM DS5000 systems supports RAID 6. RAID 6 support has two parity bits so that the system cansupport two drive failures. Which of the following items is the IBM designation for this feature onthe DS5000？（）A 6 P+QB 6 D+PC 6 D PD RAID DP

题目
单选题
IBM DS5000 systems supports RAID 6. RAID 6 support has two parity bits so that the system cansupport two drive failures. Which of the following items is the IBM designation for this feature onthe DS5000？（）
A

6 P+Q

B

6 D+P

C

6 D P

D

RAID DP

参考答案和解析
正确答案： A
解析： 暂无解析
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相似问题和答案

第1题：

A system administrator needs to maintain 1.2TB of storage for a database server. There are six 250GB drives available in the server for storage space. Which of the following RAID configurations would be the BEST choice given that performance and fault tolerance are important factors?（）

A. RAID 1 across drive pairs totaling 3 pairs

B. RAID 5 across all 6 drives

C. RAID 10 across all 6 drives

D. RAID 0 across all 6 drives


参考答案：B

第2题：

Which of the following RAID levels combines mirroring and striping？（）

  • A、RAID 1
  • B、RAID 5
  • C、RAID 6
  • D、RAID 10

正确答案:D

第3题：

Which of the following RAID levels supports fault tolerance by writing parity to only one drive in the array?()

A. RAID 3

B. RAID 5

C. RAID 6

D. RAID 10


参考答案：A

第4题：

A customer has 4 EXP5000 expansion enclosures attached to an IBM System Storage DS5100 intheir production environment， and the same configuration in their disaster recovery environment.The customer removes the drives from the production environment and ships them to the disasterrecovery facility. What IBM technology feature gives the customer the ability to migrate drives fromone DS5000 to another DS5000 with data intact？（）

  • A、SnapCopy
  • B、DACstore
  • C、FlexClone
  • D、RAID Protect

正确答案:B

第5题：

IBM DS5000系列磁盘阵列中，Xeon处理器参与Raid计算，这个说法对否？


正确答案:错误

第6题：

All of the following RAID levels are available on an IBM System Storage DS8700 and DS8800 with the exception of:()

A.RAID 1

B.RAID 5

C.RAID 6

D.RAID 10


参考答案：A

第7题：

A customer needs 2 TB of high availability storage for eBusiness applications. Their servers arecurrently connected to two EMC Symmetrix subsystems that are running RAID 1. They want toconsolidate all of the RAID 1 storage into an IBM System Storage DS6800. Which configurationsatisfies these capacity requirements?（）

  • A、Two disk drive sets of 300 GB drives
  • B、Four disk drive sets of 146 GB drives
  • C、Eight disk drive sets of 73 GB drives
  • D、Nine disk drive sets of 146 GB drives

正确答案:D

第8题：

Which of the following BEST describes the difference between RAID 5 and RAID 6?()

A. RAID 5 uses a dedicated parity drive and RAID 6 does not.

B. RAID 6 uses a dedicated parity drive and RAID 5 does not.

C. RAID 6 uses more parity drives than RAID 5.

D. RAID 5 uses more parity drives than RAID 6.


参考答案：C

第9题：

A customer has an IBM System Storage Enterprise Storage Server and several EMC CX3 systems installed in a data center， attached to IBM System p servers. As a step toward data consolidation， they intend to put all data on a new DS8700.  What would be the most important data migration factors to consider（）

  • A、sector size and the amount of production data
  • B、existing RAID levels and the disk drive speed
  • C、sector size and existing RAID levels
  • D、amount of production data and the disk drive speed

正确答案:D

第10题：

A pharmaceutical company has a requirement for 8.5 TB of usable storage for a new data center. The customer has multiple host applications running on Solaris， Windows 2003， HP-U/X， Linux， and IBM System i platforms.  Which IBM System Storage DS8000 volume configuration providesthe best performance and highest availability for this customer（）

  • A、RAID 3
  • B、RAID 5
  • C、RAID 6
  • D、RAID 10

正确答案:D

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