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Hitachi Hitachi Data Systems Certification HH0-220

HH0-220

Exam Code: HH0-220

Exam Name: HDS Certified Implmenter-Modular

Updated: Jul 30, 2026

Q & A: 109 Questions and Answers

HH0-220 Free Demo download:

PDF Version Test Engine Online Test Engine

HH0-220 PDF Price: $119.00  $49.99


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Hitachi HH0-220 Exam Syllabus Topics:

SectionObjectives
Topic 1: Storage Security and Access Control- Port-level and LUN-level Access Control
- Host Group Security
Topic 2: Hitachi Storage Architecture & Components- Back-end Connectivity Technologies
- Unified Storage System Architecture
- Controllers, Cache and Disk Subsystems
Topic 3: Host Connectivity and Configuration- Zoning and Host Group Configuration
- Fibre Channel and iSCSI Configuration
- LUN Mapping and Presentation
Topic 4: Performance Management and Optimization- I/O Performance Troubleshooting
- Dynamic Link Manager (HDLM) Tuning
- Load Balancing Algorithms
Topic 5: Installation, Maintenance and Troubleshooting- Failure Recovery and Diagnostics
- Cluster Configuration and SMU Setup
- Hardware Replacement Procedures

Hitachi HDS Certified Implmenter-Modular Sample Questions:

1. Why will a server in an environment using persistent binding maintain a constant view of its target IDs when rebooted?

A) Because persistent binding retains the target ID information.
B) Because the LU Management Service will manage the target IDs.
C) Because the driver software remaps the SCSI target ID to the new WWNNs automatically.
D) Because persistent binding will connect to the LU Manager and provide the target IDs.


2. You have just allocated four 3TB LUNs from a Hitachi Unified Storage System to a set of ESX 4.x servers. The VMware administrator can see volumes that are assigned to the servers from an older storage array, but not the volumes you have just allocated. What is the most likely cause?

A) ESX 4.x servers cannot recognize volumes that are 2TB or larger.
B) This a newer storage array with an older version of ESX so the HBA drivers need to be updated.
C) The rescan function in VMware is not working, so both servers need to be rebooted.
D) The FC switch ports need to be disabled/enabled to force the HBAs to re-login to the fabric.


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

A) in the RAID group upon creation
B) in Cache Memory Adapter Master Partition 0
C) swapped in and out of cache as needed
D) SSD on the Cache Memory Adapter


4. What describes the characteristics of external backup solutions supported by the Hitachi Unified Storage System (HUS) File Module option?

A) The HUS File Module relies on the User Datagram Protocol (UDP) with CRC enabled.
B) The HUS File Module uses file system snapshot technology.
C) The HUS File Module only backs up to direct attached tape drives.
D) The HUS File Module uses Network Data Management Protocol (NDMP).


5. While installing a new Hitachi Unified Storage (HUS) system, your customer wants to manage the array using a fixed Public IP address. How can this be accomplished?

A) Use SNM2 to connect to the Maintenance LAN port on either controller to set the IP address.
B) Set the IP address using the LCD displays of each controller on the HUS.
C) Use the Web Tool on the Public LAN port for each controller to reconfigure the IP address.
D) Ask the customer to set a static address on the DHCP Server and plug in the Public LAN.


Solutions:

Question # 1
Answer: A
Question # 2
Answer: A
Question # 3
Answer: A,C
Question # 4
Answer: D
Question # 5
Answer: A

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