Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT 認定 HH0-300 試験問題:
1. Your customer has an Oracle database at their primary site. They will be replicating the data to a remote site and they want the remote site to be as current as possible. They do not have unlimited bandwidth and cannot exceed an RPO of one hour.
What is the correct solution for this requirement?
A) ShadowImagecopy at the primary site replicated with HUR once per hour
B) TrueCopy scripted to begin a resync and split sequence once per hour
C) ShadowImagecopy at the primary site replicated with TrueCopy once per hour
D) Hitachi Universal Replicator left in PAIR state with adequate bandwidth to support the RPO
2. A customer is using Hitachi Universal Replicator with two Virtual Storage Platform arrays. Journal disk utilization is 10 percent, but both network replication links only show 60
percent link utilization.
What is causing the problem?
A) unequal latency between the two replication WAN links
B) insufficient workload from the hosts to saturate the link
C) unequal size between the P-Vol and S-Vol HDP pools
D) insufficient bandwidth for the workload being replicated
3. You are interviewing a customer about their applications. The customer requires write order fidelity for their application.
What would you recommend?
A) parity groups
B) host groups
C) number of journal groups
D) consistency groups
4. Which two statements describe cache sizing considerations for Hitachi Universal Replicator? (Choose two.)
A) No additional cache is required with Hitachi Universal Replicator due to use of journals.
B) A cache increase of 1 GB for every journal group is recommended at the secondary site
C) A cache increase of 1.5 times is recommended at the primary and secondary sites.
D) A cache increase of 1.25 times is recommended at the primary and secondary sites.
5. What are two primary factors whenestablishing RPO? (Choose two.)
A) cost of bandwidth
B) amount of data to be replicated
C) business objectives
D) storage administration complexity
質問と回答：
| 質問 # 1 正解： D | 質問 # 2 正解： A | 質問 # 3 正解： D | 質問 # 4 正解： B、D | 質問 # 5 正解： A、C |
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