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Hitachi HH0-350 Exam Overview:
| Certification Vendor: | Hitachi Vantara (formerly Hitachi Data Systems) |
|---|---|
| Exam Name: | HITACHI DATA SYSTEMS CERTIFIED SPECIALIST - NAS ARCHITECT |
| Exam Number: | HH0-350 |
| Exam Duration: | 90 minutes |
| Available Languages: | English, Japanese |
| Certificate Validity Period: | 3 years |
| Real Exam Qty: | 60 - 70 |
| Exam Format: | Drag-and-drop, Multiple-choice, Scenario-based |
| Passing Score: | 68% - 70% |
| Exam Price: | $150 - $250 USD (varies by region) |
| Related Certifications: | HDS Certified Storage Architect HDS Certified Specialist - Storage Administration |
| Recommended Training: | Hitachi Vantara Official Training Hitachi NAS Platform Documentation |
| Exam Registration: | Pearson VUE Registration Hitachi Vantara Certification Portal |
| Sample Questions: |  |
| Exam Way: | Online proctored or in-person at authorized Pearson VUE test centers |
| Pre Condition: | Recommended: 1-2 years experience with Hitachi storage/NAS systems; no mandatory prerequisite exam |
| Official Syllabus URL: | https://www.hitachivantara.com/en-us/services-and-training/certification.html |
Hitachi HH0-350 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance and Capacity Optimization | 15% | - Monitoring and analysis tools - Caching and acceleration technologies - File system tuning - Capacity planning and tiered storage |
| Topic 2: Implementation and Integration | 20% | - Security and access control - Data migration and replication - File system protocols (NFS, SMB/CIFS) - Integration with existing infrastructure |
| Topic 3: Troubleshooting and Business Continuity | 15% | - Disaster recovery and backup strategies - Resolving common NAS issues - Diagnostic procedures and logs - High availability configurations |
| Topic 4: NAS Architecture and Design | 25% | - NAS concepts and components - Scalability and performance considerations - Design principles and best practices |
| Topic 5: Hitachi NAS Platform Overview | 25% | - Installation and initial configuration - Software architecture and functionality - Platform models and hardware features |
Common Questions About the Hitachi HH0-350 Exam
What is the Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT exam all about?
The HH0-350 exam is the official Hitachi Vantara (formerly Hitachi Data Systems) exam behind the HDS Certified Specialist - NAS Architect certification, validating the skills measured by the Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT credential. It sits at the Specialist level of the Hitachi Vantara (formerly Hitachi Data Systems) certification program. It also connects to HDS Certified Storage Architect, HDS Certified Specialist - Storage Administration, so the knowledge you build here carries over to those tracks as well.
How many questions are on the HH0-350 exam, and how much time do I get?
The HH0-350 exam contains 60 - 70 questions to be completed within 90 minutes. Before exam day, divide the available time by the question count to work out a comfortable per-question pace, and mark any item that eats into it so you can return later instead of getting stuck. Timed sessions in the Getcertkey test engines make that pacing automatic — run at least two full-length mock exams under the clock so time pressure never becomes the reason you drop points.
What score do I need to pass the HH0-350 exam, and what does it cost?
The passing score for the HH0-350 exam is 68% - 70%, and the official registration fee is $150 - $250 USD (varies by region). Retakes are not discounted — every new attempt means paying the full fee again — so it pays to measure yourself before you book. Work through the 60 practice questions on Getcertkey, sit a timed practice test, and schedule your exam only when your scores are consistently comfortable. That simple habit is the cheapest exam strategy there is.
Are there any prerequisites for the HH0-350 exam?
Recommended: 1-2 years experience with Hitachi storage/NAS systems; no mandatory prerequisite exam Requirements can change when Hitachi Vantara (formerly Hitachi Data Systems) revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the HH0-350 exam?
You can book the Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT exam through the official registration channels below:
As for delivery, the exam is offered in the following format: Online proctored or in-person at authorized Pearson VUE test centers. Choose the option that suits you best when you book your seat.
What official training is recommended for the HH0-350 exam?
Hitachi Vantara (formerly Hitachi Data Systems) recommends the following training resources for the Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT exam:
Official courses build the foundation; the 60 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the HH0-350 practice questions before I buy?
Yes. Getcertkey provides a free HH0-350 PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if Hitachi revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the HH0-350 exam, and how is my order delivered?
Every Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the HH0-350 exam?
The Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT exam blueprint is organized into 5 domains. The first three are:
- Hitachi NAS Platform Overview — 25% of the exam
- NAS Architecture and Design — 25% of the exam
- Implementation and Integration — 20% of the exam
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
Hitachi HITACHI DATA SYSTEMS CERTIFIED SPECIALIST -NAS ARCHITECT Sample Questions:
Question 1
What are two characteristics of file system expansion within a Storage Pool? (Choose two.)
A. Chunks define the increment by which file systems grow when they expand.
B. File systems can be expanded as long as they contain meta data.
C. To add more than one file system to a Storage Pool, a license key is required
D. The chunk size limits the file system size.
Question 2
A customer recently purchased a Hitachi NAS Platform 4000 and a Hitachi HUS 130 for back-end storage. They are concerned about back-end performance.
What are two best practices? (Choose two.)
A. Do notmixSAS 10K and SAS 7.2K in the same untiered storage pool.
B. Do not exceed 8 SAS 7.2K LUNS per FC port.
C. Do not share storage ports with another other host.
D. Do not use FC Loop mode.
Question 3
Your customer would like to implement a two-node Hitachi NAS Platform 4000 cluster
using a HUS 110 storage system. The HUS is shared with other Open Systems platforms. Ports OB and 1B are the only ports available on the HUS. Hport 1 and 3 are the only ports available on the Hitachi NAS Platform nodes.
Which two wiring and zoning configurations should be used? (Choose two.)
A. Hport 1 and 3 of node 1, and HUS port OB must be connected to switch 1 and could be in the same zone.
B. Hport 1 and 3 of node 2, and HUS port 1B must be connected to switch 2 and could be in the same zone.
C. Hport 3 of both nodes,and HUS port 1B must be connected to switch 2 and could be in the same zone.
D. Hport 1 of both nodes, and HUS port OB must be connected to switch 1 and could be in the same zone.
Question 4
As part of a Hitachi NAS Platform design process a customer informs you of two business requirements. First, they need to have network redundancy by using two separate switches. Second, they require the ability to access multiple subnets on the same interface.
Which two protocols will they need to implement on the NAS? (Choose two.)
A. Hot Standby Router Protocol (HSRP)
B. VLAN Tagging (802.1Q)
C. Link Aggregation Control Protocol (LACP 802.3ad)
D. Router Information Protocol (RIP)
Question 5
You are designing a solution for a Hitachi NAS Platform 4000 that will be used in a VMware vSphere environment.The customer would like to use tiering to improve performance.
What are three design best practices for Hitachi Tiered File Systems in this environment? (Choose three.)
A. SSD should be used in tier 0 to achieve the largest performance improvements.
B. RAID6 should be configured for HDT.
C. Use five percent of the total file system size to estimate the metadata requirements.
D. When using SAS drives in tier 0, RAID 1+0 should be used.
E. Use the "fs-analyze-data-usage" command to simulate Tiered File System metadata requirements.
Solutions:
| Question 1 Answer: A,D | Question 2 Answer: A,C | Question 3 Answer: C,D | Question 4 Answer: B,C | Question 5 Answer: A,C,D |
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