A customer needs a remote data copy, data migration, and off-site backup solution. The solution cannot impact application performance. The sites are over continental distances.  Which characteristic of DS8700 Global Mirror makes it a good fit for this cus

题目

A customer needs a remote data copy, data migration, and off-site backup solution. The solution cannot impact application performance. The sites are over continental distances.  Which characteristic of DS8700 Global Mirror makes it a good fit for this customer()

  • A、it provides synchronous mirroring on both sides
  • B、it can be implemented withoutFlashCopy volumes at the target site
  • C、with Global Mirror, the Metro Mirror functions can be used over continental distances
  • D、it has almost no impact on application performance because of its extremely short andadjustable coordination time
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相似问题和答案

第1题:

A customer has multiple applications on multiple open platforms in their current environment based on IBM System Storage DS8100. They plan to set up a business continuity solution that meets the objective of zero or little data loss for their business critical data. The customer has indicated that cost is a factor.  What should the storage specialist recommend()

  • A、a DS8700 in the Business Continuity site with a Metro Mirror license
  • B、a DS8700 with SAN Volume Controller in the Business Continuity site
  • C、a DS8700 in the Business Continuity site with Global Copy license
  • D、two new DS5300 servers (production and Business Continuity site) with a Global Copy license

正确答案:A

第2题:

A customer is sharing an IBM System Storage DS8300 for both IBM System z and Systemapplications. They need to provide data recovery capability between the primary and the remotedata center, which is 60 kilometers away. Which copy service keeps all data synchronized at theremote data center?()

  • A、Concurrent Copy
  • B、FlashCopy
  • C、Metro Mirror
  • D、Global Mirror

正确答案:C

第3题:

A financial customer has three data centers that are approximately five kilometers apart. Their SAP application data needs to be kept synchronized within 10 milliseconds between the three sites.Which of the following solutions satisfies the customer‘s recovery time objective?()

A. DS8700 systems at each site running Metro Mirror

B. DS5300 systems at each site running Metro Mirror

C. DS5100 systems at each site running Global Mirror

D. XIV systems at each site running synchronous mirroring


参考答案:A

第4题:

A customer has two data centers, 500 kilometers apart. The customer requests a proposal for new storage subsystems and a disaster recovery solution that provides consistent data in the event of a disaster at the local site.  Which IBM System Storage DS8000 solution should the storage  specialist propose to the client()

  • A、Metro/Global Mirror
  • B、Metro Mirror
  • C、Global Copy
  • D、Global Mirror

正确答案:D

第5题:

A customer needs a remote data copy, data migration, and off-site backup solution. The solution cannot impact application performance. The sites are over continental distances.  Which  characteristic of DS8700 Global Mirror makes it a good fit for this customer()

  • A、it provides synchronous mirroring on both sides
  • B、it can be implemented withoutFlashCopy volumes at the target site
  • C、with Global Mirror, the Metro Mirror functions can be used over continental distances
  • D、it has almost no impact on application performance because of its extremely short and adjustable coordination time

正确答案:D

第6题:

A System z customer is planning to deploy the IBM System Storage DS6800 in each of threesmall data centers located around a large city. A backup data center with an IBM System StorageDS8100 will serve as the disaster recovery facility. Which advanced function can the customerimplement to meet disaster recovery requirements?()

  • A、Global Mirror for zSeries
  • B、Metro Mirror
  • C、Global Copy
  • D、Metro/Global Mirror

正确答案:B

第7题:

A customer needs the ability to recover their data if a total system failure occurs.  Which two of the following are the most important considerations in determining the solution?()

  • A、Network utilization
  • B、Total amount of storage installed
  • C、Amount of open files in the backup
  • D、Amount of critical data in the backup or restore

正确答案:D

第8题:

A customer has an IBM System Storage DS8100 at their primary site and a DS6800 at their recovery site, 9.5 kilometers away. They want to replicate data for disaster recovery backup with the least impact on performance.Which of the following products best accomplishes this task?()

A. Global Copy

B. Metro Mirror

C. Global Mirror

D. Metro/Global Mirror


参考答案:C

第9题:

A customer has a requirement for Disaster Recovery for compliance within their industry. Theyhave an RPO of 4 hours and an RTO of 24 hours. Cost is a consideration. What is the most costeffective DR implementation?()

  • A、a disk-to-disk backup solution keeping all storage in the data center
  • B、a backup solution that includes magnetic tape that is shipped to an off-site storage facility
  • C、a less powerful copy environment at a hot site with asynchronous mirroring and cluster technology
  • D、an exact copy of the primary environment at a hot site with remote mirroring and cluster technology

正确答案:B

第10题:

A customer is planning on establishing a Global Mirror between two Storwize V7000 storagearrays. The customer is planning to lease an IP WAN connection between sites for the tasks andis running a SAP (database) application on Oracle. Which of the following planning considerationsis most important?()

  • A、the distance between sites needs to be less than 100 kilometers
  • B、consistency groups should be created to maintain write order on the remote mirror
  • C、ensure sufficient bandwidth exists on the link based on average application workloads
  • D、ensuring a low round trip latency of less than 30ms on the WAN connection is required

正确答案:B

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