Hitachi HDS Certified Implmenter-Modular - HH0-220 Exam Questions [2026]

QUESTION NO: 1
A storage administrator would like to connect 10 hosts into the same FC ports of a Hitachi Unified Storage system. They are concerned that one host with high I/Os will impact the other hosts on the same FC ports. Which HBA parameter should be set to limit the number of outstanding I/Os on each host?

A. queue depth B. command depth C. command length D. queue length

Correct Answer: A

QUESTION NO: 2
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. The Data Migration license key is only required on the HUS. B. TrueCopy or TrueCopy Extended Distance can be used. C. Modular Volume Migration can be used. D. The Data Migration license key is required on both sides.

Correct Answer: B

QUESTION NO: 3
Which three actions should be performed when replacing parts on a Hitachi Unified Storage system? (Choose three.)

A. Verify the system status using Web tool. B. Open a Clarify case with the HDS support center. C. Perform a firmware upgrade to the latest MGA level. D. Use a antistatic wrist wrap connected to the chassis. E. Collect and save a simple trace.

Correct Answer: A,D,E

QUESTION NO: 4
A customer wants to configure a specific 5GB LUN for the fastest possible response time on a Hitachi Unified Storage system. Which feature should be used?

A. Volume Migration B. Cache Residency Manager C. Cache Partition Manager D. Data Retention Utility

Correct Answer: B

QUESTION NO: 5
What is the purpose of the System Assurance documentation?

A. to validate configuration changes for customers with a premium service contract B. to ensure accurate and complete record of pre-installation data C. to inform a channel partner that equipment is available for shipment D. to guarantee that Hitachi Data Systems equipment is insured during transportation

Correct Answer: B

QUESTION NO: 6
Which two expansion trays are supported on Hitachi Unified Storage (HUS) model 110? (Choose two.)

A. 4U tray to hold up to 38 SFF drives B. 4U tray to hold up to 48 LFF drives C. 2U tray to hold up to 12 LFF drives D. 2U tray to hold up to 24 SFF drives

Correct Answer: C,D

QUESTION NO: 7
What is a key characteristic of the Modular Volume Migration feature on a Hitachi Unified Storage (HUS) system?

A. It migrates volumes within a HUS system. B. It migrates volumes between HUS systems. C. It migrates volumes within the same RAID group. D. It uses the Copy-on-Write Snapshot engine.

Correct Answer: A