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Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
1. How long is a 1 Gbps Fiber Channel frame in fiber optic cable?
A) 1 km
B) 3 km
C) 2 km
D) 4 km
2. A customer is using Hitachi Universal Replicator (HUR) on a VSP. The customer has an 8 hour replication network outage which exceeds the HUR journal capacity. HUR suspends in error.
What is the status of the HUR S-Vol?
A) HUR needs to be reconfigured
B) The HUR S-Vol is unusable.
C) The HUR S-Vol is usable.
D) HUR requires an initial copy.
3. A customer has multiple related applications. The replicated LUNs for these applications must be consistent with each other. The customer experiences a link failure.
Which two methods will meet the customer's requirement? (Choose two.)
A) Create a single consistency group for all LUNs.
B) Use Hitachi Universal Replicator with journals to ensure consistency.
C) Use log shipping to enable roll forward to become consistent.
D) Create multiple consistency groups.
4. What are two factors in determining the impact to host response time when replicating data using TrueCopy over Fiber Channel links? (Choose two.)
A) the distance between the sites
B) the speed of the disk drives
C) the speed of the Fiber Channel switch
D) bandwidth available between sites
5. A customer is concerned with maintaining real-time recovery volumes across several hundred kilometers with minimal impact to host response time. Network infrastructure between the two facilities is subject to periodic bandwidth reductions due to surges in overall network activity. The customer is unwilling to invest in additional network capacity.
Which replication approach should you recommend for this application?
A) In-system replication to virtualized storage
B) Synchronous replication
C) Journal-based asynchronous replication
D) Mediated point-in-time replication
Solutions:
Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: A,B | Question # 4 Answer: A,B | Question # 5 Answer: C |