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HH0-220 Questions and Answers

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HH0-220 Questions and Answers

Question # 6

What are two ways to restrict access to storage through a Fabric? (Choose two.)

A.

Use SNMP

B.

Use zoning

C.

Use Host Group security

D.

Useport security on the switch(es)

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Question # 7

A customer has received a Hitachi Dynamic Provisioning Early Alert warning by e-mail indicating that the default threshold has been reached on a Hitachi Unified Storage (HUS) system. What does this warning indicate?

A.

DP-Vols are provisioned over 200% of the DP pool capacity.

B.

DP-Vols have used over 40% of the DP pool capacity.

C.

The HUS has automatically added another free RAID Group to the DP pool.

D.

The HUS has projected that the DP pool will be used up within 24 hours.

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Question # 8

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

A.

Create Logical Units.

B.

Set persistent binding.

C.

Run the Initial Setup Wizard.

D.

Display Disk Management properties.

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Question # 9

You have replaced a controller on a Hitachi Unified Storage system. Which two methods should be used to confirm that the replacement completed successfully? (Choose two.)

A.

Check the SNMP trap logs.

B.

Check the Alerts & Events window in SNM2.

C.

Check the Alerts & Events window in HCS.

D.

Check the status using the Web tool in Normal Mode.

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Question # 10

What is the correct procedure to replace a suspected SAS interface cable connected to the last drive box (DBL) of a Hitachi Unified Storage system?

A.

Replace the suspected SAS interface cable by a new one.

B.

Using SNM2, disable the suspected SAS link, replace the cable and enable the SAS link.

C.

Using the WEB tool, disable the suspected SAS link, replace the cable and enable the SAS link.

D.

Slide out the I/O module from the DBL, replace the cable and slide the I/O module back in.

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Question # 11

What is a key characteristic of the Modular Volume Migration feature on a Hitachi Unified Storage (HUS) system?

A.

It migrates volumes between HUS systems.

B.

It uses the Copy-on-Write Snapshot engine.

C.

It migrates volumes within the same RAID group.

D.

It migrates volumes within a HUS system.

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Question # 12

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?

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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Question # 13

What are two advantages of the Memory Management Layer (MML) in Hitachi Unified Storage systems? (Choose two.)

A.

Metada for MML-supported functions is copied to cache only when needed for processing.

B.

LU quick and normal format speeds are increased.

C.

The DM-LU size is automatically adjusted depending upon the number of copy pairs.

D.

Copy-on-Write Snapshot and TrueCopy Extended Distance no longer require a data pool for differential data.

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Question # 14

A customer has a Hitachi Unified Storage (HUS) system model 110 configured with iSCSI I/O interface boards. They now want to connect it to a FC-SAN and have purchased the FC-Option upgrade to do so. Which two tasks must be performed on the HUS system? (Choose two.)

A.

Set the HUS FC port topology as Fabric.

B.

Set the HUS FC port topology as Point-to-Point.

C.

Install and enable the FC-Option on the HUS.

D.

Install and enable the FC Expansion Board.

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Question # 15

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

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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Question # 16

A customer wants to migrate Hitachi AMS2300 data to a newly acquired Hitachi Unified Storage (HUS) system. Which statement about the migration is correct?

A.

Modular Volume Migration can be used.

B.

TrueCopy or TrueCopy Extended Distance can be used.

C.

The Data Migration license key is required on both sides.

D.

The Data Migration license key is only required on the HUS.

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