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HPE Network Data Center Professional Architect Exam Free Sample Questions

Description

Covers identifying stakeholders and data center objectives, mapping requirements into technical solutions, creating a preliminary design with selected products, and presenting it.

12 free sample questions150 in the full practice test

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HPE7-A12 Sample Questions

  1. Question 1

    Beginner

    Determine customer's requirements · Identify stakeholders and sponsors

    During the initial phase of a data center modernization project for OmniHealth Systems, the lead architect is mapping out the project's stakeholders. The architect needs to identify the individual who ultimately signs off on the budget and accepts the final business risk of the project. According to standard RACI and stakeholder mapping methodologies, which role does this individual fulfill?

    Answer and explanation

    Correct answer: D

    The Project Sponsor is the individual (often an executive like a CIO or CFO) who secures the funding, champions the project at the executive level, and ultimately accepts the business risk and signs off on the budget. While a Technical Decision Maker (TDM) evaluates the technology, they do not typically hold the final financial authority. Identifying the sponsor early is critical to ensure the project aligns with high-level business objectives.

  2. Question 2

    Intermediate

    Determine customer's requirements · Communicate to Understand the objectives

    An architect is interviewing the CIO of a financial services firm to understand the objectives for a new data center fabric. The CIO states, 'We need to ensure that a failure of a single core switch does not result in more than 50 milliseconds of application downtime.' How should the architect classify this statement?

    Answer and explanation

    Correct answer: C

    The statement provides a highly specific, measurable metric (50 milliseconds) related to system availability and failover performance. This makes it a technical requirement and a clear success criterion for the design. A business objective would be broader, such as 'minimize risk to financial transactions during hardware failures.' Dependencies refer to external factors required for project execution.

  3. Question 3

    Intermediate

    Determine customer's requirements · Identify current environment

    While performing a brownfield discovery for an enterprise customer, you find an existing data center network relying heavily on a spanning-tree topology with blocked links to prevent loops. The customer wants to migrate to an EVPN-VXLAN fabric. Which of the following is the MOST critical risk to document regarding the integration phase between the old and new environments?

    Answer and explanation

    Correct answer: C

    When integrating a legacy STP-based network with a modern EVPN-VXLAN fabric during migration, the boundary is highly susceptible to bridging loops. EVPN-VXLAN uses BGP for control plane MAC learning and does not natively run STP across the overlay. Therefore, strict loop prevention mechanisms (like BPDU guard/filtering or careful VLAN mapping) must be documented and designed to prevent broadcast storms.

    flowchart TD A[Legacy STP Core] -->|Trunk| B[EVPN Border Leaf] B -->|VXLAN| C[EVPN Fabric] A -.->|Redundant Link| B style B stroke:#f66,stroke-width:2px

  4. Question 4

    IntermediateMultiple answers

    Determine customer's requirements · Collect information

    To accurately size the uplink capacity and buffers for a new data center design, an architect needs to establish a baseline of the current east-west versus north-south traffic ratios. Which TWO telemetry or data collection methods are most appropriate to gather this specific traffic pattern data? (Select TWO)

    Answer and explanation

    Correct answers: D, E

    sFlow and IPFIX (NetFlow) provide granular visibility into traffic flows, including source/destination IP addresses, ports, and protocols. This deep flow-level visibility is required to determine whether traffic is moving laterally (east-west) between servers or exiting the data center (north-south). SNMP only provides aggregate interface statistics, which cannot distinguish traffic directionality at a flow level.

    IPFIX (NetFlow) and sFlow provide granular visibility into traffic flows, including source/destination IP addresses, ports, and protocols. This deep flow-level visibility is required to determine whether traffic is moving laterally (east-west) between servers or exiting the data center (north-south). Syslog is used for event logging, not traffic pattern analysis.

  5. Question 5

    Beginner

    Determine customer's requirements · Identify stakeholders and sponsors

    During the discovery phase, an architect is conducting a workshop with the customer's IT leadership. The Director of Infrastructure outlines the technical challenges, while the VP of Finance emphasizes the strict capital expenditure limits. In the context of stakeholder identification, what is the primary role of the VP of Finance in this project?

    Answer and explanation

    Correct answer: B

    The VP of Finance represents the Financial Decision Maker (FDM). This role is responsible for setting budget constraints, approving capital expenditures (CapEx) or operational expenditures (OpEx), and ensuring the project aligns with the company's financial goals. The Director of Infrastructure is more likely the Technical Decision Maker (TDM).

  6. Question 6

    Advanced

    Determine customer's requirements · Identify current environment

    A multi-site healthcare provider is planning to deploy an Active-Active data center architecture to support a new electronic health records (EHR) system.

    The current brownfield environment consists of two data centers connected via a 10Gbps dedicated wavelength service, operating at 85% utilization during peak hours. The current storage replication happens asynchronously over this link. The new requirement mandates synchronous replication for the EHR database, which requires a maximum round-trip time (RTT) of 2 milliseconds and an estimated 15Gbps of dedicated throughput.

    Which of the following represents the MOST critical finding the architect should document during the current environment identification phase?

    Answer and explanation

    Correct answer: A

    In a brownfield discovery for an Active-Active data center using synchronous replication, both bandwidth and latency are hard physical constraints. The current 10Gbps link is already at 85% utilization and cannot support the new 15Gbps requirement. Furthermore, synchronous replication is strictly bound by latency (2ms RTT). Therefore, documenting the need for a higher-capacity link (e.g., 40G/100G) and verifying the fiber distance/latency is the most critical finding for the design to succeed.

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