Free HH0-300 – HITACHI DATA SYSTEMS CERTIFIED EXPERT – REPLICATION SOLUTIONS ARCHITECT Practice Test Question

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  host write MB/sec workload

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  host write IOPS workload

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  the duration pairs will be paired (PAIR)

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  the duration pairs will be suspended (PSUS)
  

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  Point-in-time copies are required with Hitachi Universal Replicator to ensure data consistency while the journal drains following the outages.

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  Point-in-time copies are required with TrueCopy to ensure data consistency while the pairs resynchronize following the outages.

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  Point-in-time copies are not required with Hitachi Universal Replicator to ensure data consistency while the journal drains following the outages.

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  Point-in-time copies are not required with TrueCopy to ensure data consistency while the pairs resynchronize following the outages.
  

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  aggregate throughput for parity groups

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  journal disk type

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  TrueCopy Extended Distance pool size

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  number of host storage domains on a host initiator port
  

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  Number of data copies

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  Incoming host write workload

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  Installed shared memory capacity

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  Number of tracks updated while suspended
  

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  The distance between the two sites will not have an effect on host latency.

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  The distance between the two sites will have an effect on host latency.

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  TrueCopy is not certified to be used for this distance.

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  TrueCopy is certified to be used for this distance.
  

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  TrueCopy

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  Hitachi Universal Replicator

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  TrueCopy Extended Distance

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  Hitachi Dynamic Replicator
  

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  TrueCopy scripted to begin a resync and split sequence once per hour

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  Hitachi Universal Replicator left in PAIR state with adequate bandwidth to support the RPO

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  ShadowImage copy at the primary site replicated with HUR once per hour

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  ShadowImage copy at the primary site replicated with TrueCopy once per hour
  

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  The point-in-time copy volumes should be in a separate Hitachi Dynamic Provisioning Pool.

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  The point-in-time copy volumes should share parity groups with the journal volumes.

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  There are no recommendations on point-in-time parity group locations.

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  The point-in-time copy volumes should be in the same Hitachi Dynamic Provisioning Pool as the HUR target volumes.
  

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  cache

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  telecommunication bandwidth

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  shared memory

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  selection of DWDM or IP-based connectivity
  

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  pairresync-swaps

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  pairsplit-RB

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  pairresync-vl

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  pairsplit-S