HP HPE7-A08 Exam Dumps, Practice Test Questions

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HP HPE7-A08 Practice Test 12

Question 110

An engineer receives transceivers that are unsupported for the proposed switch and fiber type. Which design control should catch this?

  1. Site readiness survey
  2. Equipment and optics compatibility check
  3. Precutover staging and burn-in
  4. Installation acceptance record

Explanation

Correct Answer

B:

Compatibility should be checked against supported optics and software matrices. Validate switch models, transceivers, firmware and speeds against the agreed bill of materials.

Incorrect Answers

A:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to match physical components to intended switch interfaces.

C:

Preconfigured devices can be tested away from users before the maintenance window. But this does not address the case requirement to match physical components to intended switch interfaces.

D:

Keep signed installation tests, link status and as-built changes for operational handover. But this does not address the case requirement to match physical components to intended switch interfaces.

Question 111

After cabling, the team cannot identify which patch panel port connects to the secondary distribution switch. What artifact is missing?

  1. Equipment and optics compatibility check
  2. Precutover staging and burn-in
  3. Cabling and interface map
  4. Site readiness survey

Explanation

Correct Answer

C:

A labeled cabling and interface map enables tracing. Port-to-peer labels, cross-connects and cable IDs support accurate installation and fault isolation.

Incorrect Answers

A:

Validate switch models, transceivers, firmware and speeds against the agreed bill of materials. But this does not address the case requirement to document every physical uplink and cable endpoint.

B:

Preconfigured devices can be tested away from users before the maintenance window. But this does not address the case requirement to document every physical uplink and cable endpoint.

D:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to document every physical uplink and cable endpoint.

Question 112

A replacement switch boots an unapproved old release that lacks the planned feature. What must be verified?

  1. Cabling and interface map
  2. Precutover staging and burn-in
  3. Software baseline validation
  4. Site readiness survey

Explanation

Correct Answer

C:

Firmware baseline and feature compatibility precede rollout. Approved firmware and configuration prerequisites must be checked before deployment.

Incorrect Answers

A:

Port-to-peer labels, cross-connects and cable IDs support accurate installation and fault isolation. But this does not address the case requirement to use an approved supported software image.

B:

Preconfigured devices can be tested away from users before the maintenance window. But this does not address the case requirement to use an approved supported software image.

D:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to use an approved supported software image.

Question 113

A production switch is installed without validating its configuration in a spare rack. Which process would lower cutover risk?

  1. Site readiness survey
  2. Software baseline validation
  3. Precutover staging and burn-in
  4. Equipment and optics compatibility check

Explanation

Correct Answer

C:

Staging and controlled preliminary tests catch failures early. Preconfigured devices can be tested away from users before the maintenance window.

Incorrect Answers

A:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to test equipment before connecting production users.

B:

Approved firmware and configuration prerequisites must be checked before deployment. But this does not address the case requirement to test equipment before connecting production users.

D:

Validate switch models, transceivers, firmware and speeds against the agreed bill of materials. But this does not address the case requirement to test equipment before connecting production users.

Question 114

The contractor says installation is done but provides no port test results or as-built changes. Which handoff item is needed?

  1. Precutover staging and burn-in
  2. Site readiness survey
  3. Installation acceptance record
  4. Cabling and interface map

Explanation

Correct Answer

C:

Acceptance records provide measurable operational evidence. Keep signed installation tests, link status and as-built changes for operational handover.

Incorrect Answers

A:

Preconfigured devices can be tested away from users before the maintenance window. But this does not address the case requirement to prove deployed links and configuration match the plan.

B:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to prove deployed links and configuration match the plan.

D:

Port-to-peer labels, cross-connects and cable IDs support accurate installation and fault isolation. But this does not address the case requirement to prove deployed links and configuration match the plan.

Question 115

A rack has sufficient U-space but inadequate cooling for the switch stack. What discovery still needs attention?

  1. Equipment and optics compatibility check
  2. Precutover staging and burn-in
  3. Installation acceptance record
  4. Site readiness survey

Explanation

Correct Answer

D:

Power and thermal readiness both affect operational safety. Rack space, power, cooling, grounding and cable routes should be verified before installation.

Incorrect Answers

A:

Validate switch models, transceivers, firmware and speeds against the agreed bill of materials. But this does not address the case requirement to meet environmental installation prerequisites.

B:

Preconfigured devices can be tested away from users before the maintenance window. But this does not address the case requirement to meet environmental installation prerequisites.

C:

Keep signed installation tests, link status and as-built changes for operational handover. But this does not address the case requirement to meet environmental installation prerequisites.

Question 116

A fiber pair was reversed at a cross-connect and nobody can trace the path. Which documentation should have been prepared?

  1. Software baseline validation
  2. Installation acceptance record
  3. Site readiness survey
  4. Cabling and interface map

Explanation

Correct Answer

D:

Accurate cabling maps and labels accelerate tracing. Port-to-peer labels, cross-connects and cable IDs support accurate installation and fault isolation.

Incorrect Answers

A:

Approved firmware and configuration prerequisites must be checked before deployment. But this does not address the case requirement to identify end-to-end physical link endpoints.

B:

Keep signed installation tests, link status and as-built changes for operational handover. But this does not address the case requirement to identify end-to-end physical link endpoints.

C:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to identify end-to-end physical link endpoints.

Question 117

A team discovers a faulty PoE module only after students return to campus. What would have exposed it earlier?

  1. Software baseline validation
  2. Cabling and interface map
  3. Site readiness survey
  4. Precutover staging and burn-in

Explanation

Correct Answer

D:

Staged testing with representative powered devices reduces production exposure. Preconfigured devices can be tested away from users before the maintenance window.

Incorrect Answers

A:

Approved firmware and configuration prerequisites must be checked before deployment. But this does not address the case requirement to validate switch hardware before live cutover.

B:

Port-to-peer labels, cross-connects and cable IDs support accurate installation and fault isolation. But this does not address the case requirement to validate switch hardware before live cutover.

C:

Rack space, power, cooling, grounding and cable routes should be verified before installation. But this does not address the case requirement to validate switch hardware before live cutover.

Question 118

Business leaders demand voice priority but cannot identify applications or delay targets. What data should be gathered first?

  1. Traffic-class inventory
  2. DSCP marking trust boundary
  3. Rate limiting and policing policy
  4. Voice VLAN and device classification

Explanation

Correct Answer

A:

Traffic requirements are needed to justify QoS treatment. Identify critical flows, bandwidth, loss and delay needs before choosing marking rules.

Incorrect Answers

B:

Define which edge sources may supply trusted DSCP markings and where packets are reclassified. But this does not address the case requirement to identify which applications require low latency.

C:

Constrain a traffic class that could overwhelm a link while documenting intentional drops. But this does not address the case requirement to identify which applications require low latency.

D:

Assign VoIP endpoints and separate voice traffic based on supported access design. But this does not address the case requirement to identify which applications require low latency.

Question 119

Unmanaged clients can set their own expedited-forwarding DSCP markings. What policy boundary prevents arbitrary trust?

  1. DSCP marking trust boundary
  2. Congestion visibility baseline
  3. Traffic-class inventory
  4. Voice VLAN and device classification

Explanation

Correct Answer

A:

An appropriate trust boundary validates or rewrites untrusted markings. Define which edge sources may supply trusted DSCP markings and where packets are reclassified.

Incorrect Answers

B:

Record utilization, drops and queue behavior before QoS changes to support comparisons. But this does not address the case requirement to stop endpoints from self-assigning excessive priority.

C:

Identify critical flows, bandwidth, loss and delay needs before choosing marking rules. But this does not address the case requirement to stop endpoints from self-assigning excessive priority.

D:

Assign VoIP endpoints and separate voice traffic based on supported access design. But this does not address the case requirement to stop endpoints from self-assigning excessive priority.

Question 120

A high-priority queue drains all other traffic at peak load. What should the engineer revisit?

  1. DSCP marking trust boundary
  2. Traffic-class inventory
  3. Rate limiting and policing policy
  4. Queue scheduling and reservation

Explanation

Correct Answer

D:

Queue scheduling must balance service guarantees and fairness. Set queue treatment so delay-sensitive traffic gets necessary service without starving other flows.

Incorrect Answers

A:

Define which edge sources may supply trusted DSCP markings and where packets are reclassified. But this does not address the case requirement to protect voice without starving best-effort applications.

B:

Identify critical flows, bandwidth, loss and delay needs before choosing marking rules. But this does not address the case requirement to protect voice without starving best-effort applications.

C:

Constrain a traffic class that could overwhelm a link while documenting intentional drops. But this does not address the case requirement to protect voice without starving best-effort applications.

HPE Network Switching Professional (HPE7-A08) Practice Tests

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