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  5. Hitachi Data Systems Implementation – Modular exam Questions and Answers
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HH0-220 Hitachi Data Systems Implementation – Modular exam Questions and Answers

Questions 4

Which feature of the Hitachi Unified Storage model 150 distinguishes it from models 110 and 130?

Options:

A.

support for I/O modules

B.

support for 16 FC host ports

C.

support for 32GB of cache

D.

support for 4U density trays

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Questions 5

A customer has deployed TrueCopy Extended Distance on their Hitachi Unified Storage systems. They would like to be alerted when their RPO exceeds the business requirement. Which product would you recommend?

Options:

A.

Hitachi Replication Manager

B.

Hitachi Command Director

C.

Business Continuity Manager

D.

Hitachi Universal Replicator

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Questions 6

A manufacturing company wants to centrally manage all their multipath software using Hitachi Global Link Manager (HGLM). Which two types of multipath software are supported? (Choose two.)

Options:

A.

HDLM

B.

VxDMP

C.

PowerPath

D.

SDD

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Questions 7

You have set Extended Round Robin on a server with intensive sequential I/O profile. Which two benefits result from implementing this algorithm? (Choose two.)

Options:

A.

tracks preloaded to cache

B.

blocks held permanent in Read Cache

C.

no tracks preloading on the system

D.

efficient cache usage on the storage system

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Questions 8

You need to replace the Controller Unit and the ENC Unit online on a Hitachi Unified Storage system. Which statement is correct about online replacement times?

Options:

A.

within 8 minutes for the Controller Unit and within 10 minutes for the ENC

B.

within 10 minutes for the Controller Unit and within 8 minutes for the ENC

C.

both Controller Unit and ENC within 8 minutes each

D.

both Controller Unit and ENC within 10 minutes each

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Questions 9

What are two characteristics of the active/active architecture on the Hitachi Unified Storage (HUS) systems? (Choose two.)

Options:

A.

Multiple ports from the same controller are required to support the active/active feature.

B.

Firmware upgrades are non-disruptive even with one path from a host.

C.

Controller workload balancing is managed by the HUS system.

D.

HDLM needs to be used to benefit from the active/active feature.

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Questions 10

Which three steps must be completed to enable secure access to LUs? (Choose three.)

Options:

A.

Map LUs to the Host Group.

B.

Add host WWNs to the Host Group.

C.

Set Multi-path Mode.

D.

Add Fibre Channel ports.

E.

Enable Host Group security.

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Questions 11

What are two characteristics of the Hitachi Unified Storage (HUS) controllers? (Choose two.)

Options:

A.

Mixing FC and iSCSI front-end ports is allowed on all models.

B.

The FC front-end ports automatically sense 1, 2, 4 and 8 Gbps.

C.

The FC front-end ports offer improved sequential I/O performance.

D.

HUS models 110 and 130 are active/passive.

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Questions 12

Which performance feature is provided by the Hitachi Unified Storage systems controller architecture?

Options:

A.

automatic cache segment resizing

B.

automatic controller load balancing

C.

automatic front-end storage group load balancing

D.

automatic front-end port hardware load balancing

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Questions 13

What are the two bitmap locations used by the Memory Management Layer during LU format in Hitachi Unified Storage systems? (Choose two.)

Options:

A.

SSD on the Cache Memory Adapter

B.

in the RAID group upon creation

C.

swapped in and out of cache as needed

D.

in Cache Memory Adapter Master Partition 0

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Questions 14

Which two operations can be performed using Storage Navigator Modular 2 on a Hitachi Unified Storage system? (Choose two.)

Options:

A.

Create Logical Units.

B.

Set persistent binding.

C.

Run the Initial Setup Wizard.

D.

Display Disk Management properties.

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Questions 15

You have just installed Hitachi Dynamic Link Manager on a Solaris server. What is the purpose of issuing the "dlnkmgr view -sys" command?

Options:

A.

It displays the configuration.

B.

It displays the primary path.

C.

It displays the alternate path.

D.

It configures the alternate path.

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Questions 16

A Hitachi Unified Storage system is connected to a Solaris server. If you want to optimize performance for the host I/Os, how do you determine the appropriate queue depth value?

Options:

A.

Set queue depth to 1.

B.

Use the operating system default value.

C.

The value is set according to the results of the initial SCSI inquiry.

D.

Using the Host installation guide for Fibre Channel.

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Exam Code: HH0-220
Exam Name: Hitachi Data Systems Implementation – Modular exam
Last Update: Nov 24, 2024
Questions: 109