HPE7-J02 Advanced HPE Storage Integrator Solutions Written Exam Practice Questions
Prepare for HPE7-J02 with more than an answer.
- Time limit
- 90 minutes
- Questions on the exam
- 50
- Passing score
- 65%
- Level
- HPE Master ASE (Expert)
Domains covered on the exam 7
- Differentiate, apply, and evaluate foundational storage architectures and technologies8%
- Differentiate the functions, features, and capabilities of HPE solutions15%
- Evaluate proposed HPE storage solutions20%
- Install the Solution10%
- Performance-tune and optimize an existing HPE complex and/or multi-vendor solutions20%
- Troubleshoot relevant enterprise storage failures20%
- Configure complex and/or multi-vendor HPE storage solutions7%
- 1
Review the data protection lifecycle below:
sequenceDiagram participant Host participant Primary as HPE Alletra participant Target as Backup Appliance Host->>Primary: Write Production Data Primary->>Target: Catalyst Copy (Deduplicated) Target-->>Target: Apply Immutability Policy
Which HPE solution in the portfolio is specifically designed to act as the 'Backup Appliance' in this diagram, natively supporting HPE Catalyst and data immutability?Show answer details
Correct answer: A
HPE StoreOnce is the purpose-built backup appliance in the HPE portfolio that natively supports the HPE StoreOnce Catalyst protocol, deduplication, and features like Virtual Lock for data immutability against ransomware.
- 2
A proposed HPE Alletra 9000 solution includes 4-way active-active controllers. The customer's strict SLA requires that the storage array must sustain 150,000 IOPS at sub-millisecond latency even during a single controller failure. How should the storage architect evaluate the sizing of this proposed solution?
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Correct answer: A
In a 4-node (4-way) active-active system, if one controller node fails, the remaining 3 nodes must handle 100% of the workload. Therefore, to ensure performance SLAs are met during a failure, normal operations should not exceed 75% of the system's total capacity (since 3/4 = 75%). If normal load is higher, a single node failure will cause the remaining nodes to exceed 100% utilization, violating latency SLAs.
- 3
When evaluating a proposed HPE multi-site storage design utilizing HPE Peer Persistence for automatic transparent failover, which TWO architectural constraints must be met? (Select TWO)
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Correct answer: A, D
HPE Peer Persistence requires a Quorum Witness located in an independent third site to act as a tiebreaker and prevent split-brain scenarios during automated failovers. Additionally, the host operating system must support ALUA (Asymmetric Logical Unit Access) to understand active/optimized vs active/non-optimized paths across the two arrays. Asynchronous replication cannot provide the synchronous state needed for transparent failover.
HPE Peer Persistence requires a Quorum Witness located in an independent third site to act as a tiebreaker and prevent split-brain scenarios during automated failovers. Additionally, the host operating system must support ALUA (Asymmetric Logical Unit Access) to understand active/optimized vs active/non-optimized paths across the two arrays. Asynchronous replication cannot provide the synchronous state needed for transparent failover.
- 4
A customer is evaluating a proposed HPE GreenLake for Block Storage solution. The CFO wants to understand how the financial model of this proposal differs from their traditional array purchases. How should the storage integrator explain the Total Cost of Ownership (TCO) evaluation for this proposal?
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Correct answer: B
HPE GreenLake provides an as-a-service, consumption-based financial model. It shifts costs from upfront CapEx to a pay-per-use OpEx model, providing on-premises hardware with a built-in capacity buffer that is billed only when consumed.
- 5
An infrastructure architect is designing a low-latency storage fabric for a high-frequency trading application. The design mandates utilizing the existing high-speed Ethernet switching infrastructure without incurring the CPU overhead associated with TCP/IP encapsulation for storage traffic. Which foundational storage transport technology meets these specific constraints?
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Correct answer: B
NVMe over RDMA Converged Ethernet (RoCE v2) maps NVMe commands natively over an Ethernet network using RDMA, which bypasses the host TCP/IP stack to provide extremely low latency and low CPU overhead. NVMe/TCP incurs the TCP/IP overhead, making it unsuitable given the constraints. Fibre Channel (FC) requires dedicated FC switching, not Ethernet. iSCSI utilizes TCP/IP.
- 6
True or False: In a foundational block storage architecture, the storage array directly manages the file system and file-level permissions, offloading this processing from the host operating system.
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Correct answer: B
False. In a block storage architecture (like SAN), the storage array provides raw block volumes (LUNs) to the host. The host operating system is entirely responsible for formatting those blocks with a file system (e.g., NTFS, VMFS, ext4) and managing file-level permissions. File storage architectures (NAS) manage the file system on the array itself.
