Hitachi Hitachi Certifications HH0-450 Questions & Answers

• Question 61:

  A customer is planning to implement active-active synchronous MetroCluster with a Hitachi NAS Platform across two sites. What is the maximum supported distance?

  A. 10 km

  B. 25 km

  C. 62 km

  D. 100 km

  Correct Answer: D

• Question 62:

  A customer requires an asynchronous replication solution for their Hitachi NAS Platform. They have two data centers that are over 500 km apart. They are concerned with intermittent network connectivity problems and would like to leverage disk-based journaling. Which block-based replication should be used?

  A. ShadowImage

  B. TrueCopy

  C. Universal Replicator

  D. TrueCopy Asynchronous

  Correct Answer: C

• Question 63:

  You are implementing JetClone into a customer's existing Hitachi NAS platform. Which three elements are required? (Choose three.)

  A. NAS v8 CLI

  B. iSCSI volumes

  C. WFS-2 file system

  D. additional licensing

  E. Hitachi NAS G2 hardware

  Correct Answer: ACD

• Question 64:

  An Internet Service Provider plans to purchase 32 2-node Hitachi NAS Platform 3090 for use in a managed service environment. They would like to dedicate one storage system to this environment. They would prefer a direct attached FCAL topology without having to use a fabric switch. And they would like to use Hitachi Dynamic Provisioning. Which two Hitachi storage systems would be used? (Choose two.)

  A. USP

  B. USP V

  C. VSP

  D. AMS2500

  Correct Answer: BC

• Question 65:

  A customer would like to implement an OLTP application using their Hitachi NAS Platform 3200. The Hitachi NAS Platform is connected to a Hitachi AMS2300 with SAS drives. They want to achieve maximum performance. Considering the queue depth limitations on the Hitachi NAS Platform and Hitachi AMS2000 family, what is the maximum number of active LUNs that must be assigned on each AMS port?

  A. 16

  B. 32

  C. 64

  D. 128

  Correct Answer: A

• Question 66:

  A Hitachi NAS Platform customer wishes to implement file level replication of their production data to their remote Hitachi NAS Platform in order to achieve site failover. Which three methods are available to the customer? (Choose three.)

  A. Intelligent Data Replication at the file system level

  B. Intelligent Data Replication at the storage pool level

  C. Incremental Block Replication at the storage pool level

  D. Intelligent Data Replication at the virtual volume level

  E. Incremental Block Replication at the file system level

  Correct Answer: ADE

• Question 67:

  A customer is running Web messaging related applications using a Hitachi NAS Platform 3080. They are worried about data inconsistencies and would like to know how a WFS-2 file system can benefit their current environment. Which two functions will provide an additional layer of data protection? (Choose two.)

  A. multiple Checkpoints

  B. quick rollback to a previous successful snapshot

  C. data recovery from the deleted file system

  D. the "consistency-check" command

  Correct Answer: AB

• Question 68:

  A customer is asking for a detailed description of clustering technology on the Hitachi NAS Platform cluster with multiple GbE ports in the aggregates. Which two statements describe the automatic failover behavior? (Choose two.)

  A. Only the EVS affected by a problem will failover to another node.

  B. All EVS will failover when a GbE port in an aggregation fails.

  C. An EVS will failover when all GbE ports in an aggregation used by an EVS fail.

  D. An EVS will not failover when all GbE ports used by an EVS fail.

  Correct Answer: AC

• Question 69:

  You are designing a solution with a Hitachi NAS Platform cluster connected to a Hitachi USP V storage system. Which HDS best practice should you follow to maximize performance?

  A. single storage pool used by all cluster nodes

  B. each storage pool accessed by one node only

  C. faster disks mixed with slower disks in the storage pool

  D. write cache turned off on the USP V

  Correct Answer: B

• Question 70:

  A customer has just implemented anti-virus scanning on their Hitachi NAS Platform and they are experiencing degraded performance since the implementation. Which three actions can the customer take to improve performance? (Choose three.)

  A. Increase the number of anti-virus scanning servers.

  B. Enable SMB signing to reduce protocol overhead.

  C. Upgrade the anti-virus scanning servers to a higher performance class.

  D. Optimize the network connectivity between the anti-virus scanning servers and the Hitachi NAS Platform.

  E. Enable ICMP on the anti-virus scanning servers.

  Correct Answer: ACD