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Exam Code: HPE7-A01

Exam Name HPE Network Campus Access Professional

Certification Provider: HP

Corresponding Certification: HPE Aruba Networking Certified Professional - Campus Access

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HP HPE7-A01 Practice Test 10

Question 90

A wireless client can associate to an SSID but never obtains an IPv4 address, while neighboring wired clients obtain DHCP leases. Which immediate engineering change most directly addresses this issue?

  1. Adjust supported basic rates and client capabilities carefully using a measured site-specific IoT design.
  2. Enable and validate a supported fast-roaming design with compatible clients and authentication infrastructure.
  3. Tune transmit power and cell overlap using RF measurements and the client's roaming behavior.
  4. Trace the SSID VLAN mapping, trunk path and DHCP relay/scope for the wireless client.

Explanation

Correct Answer

D:

The underlying issue is that association success verifies radio access, not correct DHCP transport into the client subnet. This intervention addresses that cause directly. A useful result to confirm is: the client receives correct IP settings through the intended WLAN and VLAN path.

Incorrect Answers

A:

This is suited to a different condition, such as when an office has a high-density 2.4 GHz WLAN where many IoT sensors use old low basic rates, consuming excessive airtime. The reported fault instead arises because association success verifies radio access, not correct DHCP transport into the client subnet.

B:

This is suited to a different condition, such as when a voice WLAN introduces rapid roaming requirements, but the configuration has no support for the client-compatible 802.11r fast transition mechanism. The reported fault instead arises because association success verifies radio access, not correct DHCP transport into the client subnet.

C:

This is suited to a different condition, such as when the campus WLAN's APs transmit at maximum power, creating very large overlapping cells and sticky client behavior. The reported fault instead arises because association success verifies radio access, not correct DHCP transport into the client subnet.

Question 91

An employee WLAN uses EAP-TLS and clients fail immediately after a RADIUS server certificate renewal. Which immediate engineering change most directly addresses this issue?

  1. Validate the server certificate trust chain, name and validity against client supplicant policy.
  2. Balance AP cell size and client transmit capability and adjust RF design for bidirectional reachability.
  3. Examine probe, authentication and association negotiation rather than assuming hiding an SSID prevents discovery or guarantees security.
  4. Move or add coverage to meet both RSSI and SNR goals at the actual user positions.

Explanation

Correct Answer

A:

The underlying issue is that a renewed certificate may fail the client's trust or server-name validation despite valid user identity. This intervention addresses that cause directly. A useful result to confirm is: approved clients establish TLS trust and authenticate without bypassing certificate checks.

Incorrect Answers

B:

This is suited to a different condition, such as when a VoIP design attempts to solve poor call quality solely by raising AP power while clients still transmit at weak power levels. The reported fault instead arises because a renewed certificate may fail the client's trust or server-name validation despite valid user identity.

C:

This is suited to a different condition, such as when a client station repeatedly attempts to join a hidden SSID but technicians attribute its failure solely to low signal. The reported fault instead arises because a renewed certificate may fail the client's trust or server-name validation despite valid user identity.

D:

This is suited to a different condition, such as when a video conference room's clients show low RSSI but good signal-to-noise ratio only near the door; the meeting area itself is below the survey target. The reported fault instead arises because a renewed certificate may fail the client's trust or server-name validation despite valid user identity.

Question 92

A retail site uses multiple AP models but a uniform antenna-gain configuration that overstretches permitted EIRP in some areas. Which immediate engineering change most directly addresses this issue?

  1. Remove the SSID from all unintended broadcast profiles and validate the permitted networks.
  2. Measure airtime utilization, per-client throughput and channel contention rather than relying on association counts.
  3. Use approved antenna gain and transmit power settings per model and regulatory region.
  4. Tune supported band-preference or steering settings based on client capabilities and coverage evidence.

Explanation

Correct Answer

C:

The underlying issue is that effective radiated power depends on both transmitter setting and antenna gain. This intervention addresses that cause directly. A useful result to confirm is: actual RF operation remains within local legal power limits and meets coverage targets.

Incorrect Answers

A:

This is suited to a different condition, such as when a security team wants to disable a previously unused SSID but the site still broadcasts it through a second WLAN profile. The reported fault instead arises because effective radiated power depends on both transmitter setting and antenna gain.

B:

This is suited to a different condition, such as when a deployment reports high AP client counts but users complain about slow uploads during busy classes. The reported fault instead arises because effective radiated power depends on both transmitter setting and antenna gain.

D:

This is suited to a different condition, such as when a large office wants better distribution of capable clients between 2.4 and 5 GHz but all steer to 2.4 after a new RF policy. The reported fault instead arises because effective radiated power depends on both transmitter setting and antenna gain.

Question 93

A client station repeatedly attempts to join a hidden SSID but technicians attribute its failure solely to low signal. Which immediate engineering change most directly addresses this issue?

  1. Use approved antenna gain and transmit power settings per model and regulatory region.
  2. Examine probe, authentication and association negotiation rather than assuming hiding an SSID prevents discovery or guarantees security.
  3. Adjust supported basic rates and client capabilities carefully using a measured site-specific IoT design.
  4. Provide approved compatible security service or a planned device upgrade, without falsely claiming WPA3 support on legacy devices.

Explanation

Correct Answer

B:

The underlying issue is that a hidden SSID does not eliminate the need for correct association, and hiding alone is not strong access security. This intervention addresses that cause directly. A useful result to confirm is: the client associates through supported procedures and uses the intended authentication safeguards.

Incorrect Answers

A:

This is suited to a different condition, such as when a retail site uses multiple AP models but a uniform antenna-gain configuration that overstretches permitted EIRP in some areas. The reported fault instead arises because a hidden SSID does not eliminate the need for correct association, and hiding alone is not strong access security.

C:

This is suited to a different condition, such as when an office has a high-density 2.4 GHz WLAN where many IoT sensors use old low basic rates, consuming excessive airtime. The reported fault instead arises because a hidden SSID does not eliminate the need for correct association, and hiding alone is not strong access security.

D:

This is suited to a different condition, such as when a campus is migrating staff to WPA3-Enterprise but several devices only support WPA2-Enterprise. The reported fault instead arises because a hidden SSID does not eliminate the need for correct association, and hiding alone is not strong access security.

Question 94

A Wi-Fi 6 AP has 802.11ax clients but an engineer expects OFDMA to increase peak bandwidth of a single long stream automatically. Which immediate engineering change most directly addresses this issue?

  1. Use supported identity-aware or multi-PSK device-group mapping with separate policies.
  2. Evaluate scheduler and multi-client efficiency under actual traffic, not assume every single-user flow gains proportionally.
  3. Diagnose airtime contention and RF interference rather than increasing transmit power without evidence.
  4. Provide approved compatible security service or a planned device upgrade, without falsely claiming WPA3 support on legacy devices.

Explanation

Correct Answer

B:

The underlying issue is that OFDMA improves shared-channel resource use mainly through coordinated multi-user scheduling rather than guaranteed one-stream speedups. This intervention addresses that cause directly. A useful result to confirm is: high-density multi-client tests show better airtime efficiency without misrepresenting single-flow behavior.

Incorrect Answers

A:

This is suited to a different condition, such as when a lab SSID uses a pre-shared password and the organization needs different access per shared IoT device type. The reported fault instead arises because OFDMA improves shared-channel resource use mainly through coordinated multi-user scheduling rather than guaranteed one-stream speedups.

C:

This is suited to a different condition, such as when a conference room has healthy RSSI but intermittent audio latency when several nearby clients transmit on the same channel. The reported fault instead arises because OFDMA improves shared-channel resource use mainly through coordinated multi-user scheduling rather than guaranteed one-stream speedups.

D:

This is suited to a different condition, such as when a campus is migrating staff to WPA3-Enterprise but several devices only support WPA2-Enterprise. The reported fault instead arises because OFDMA improves shared-channel resource use mainly through coordinated multi-user scheduling rather than guaranteed one-stream speedups.

Question 95

A controller-based WLAN is intended to tunnel client data centrally, but a new AP group forwards it locally due to the wrong forwarding profile. Which immediate engineering change most directly addresses this issue?

  1. Apply the approved bridged or tunneled forwarding mode and verify traffic path for that SSID.
  2. Use supported identity-aware or multi-PSK device-group mapping with separate policies.
  3. Maintain AP placement metadata and a verified floor plan before using location analytics.
  4. Revisit AP density, power and channel reuse instead of adding yet more unmanaged cells.

Explanation

Correct Answer

A:

The underlying issue is that aP-group profile inheritance selected local bridging instead of the intended central forwarding behavior. This intervention addresses that cause directly. A useful result to confirm is: client traffic follows the designated data path and still meets security segmentation requirements.

Incorrect Answers

B:

This is suited to a different condition, such as when a lab SSID uses a pre-shared password and the organization needs different access per shared IoT device type. The reported fault instead arises because aP-group profile inheritance selected local bridging instead of the intended central forwarding behavior.

C:

This is suited to a different condition, such as when a warehouse deployment needs accurate client location, but APs were installed with no stable coordinate or floor map assignment. The reported fault instead arises because aP-group profile inheritance selected local bridging instead of the intended central forwarding behavior.

D:

This is suited to a different condition, such as when an event venue experiences persistent poor throughput after deploying many extra APs in close proximity on unchanged channels. The reported fault instead arises because aP-group profile inheritance selected local bridging instead of the intended central forwarding behavior.

Question 96

A warehouse WLAN assigns every radio to 5 GHz, leaving legacy scanners that support only 2.4 GHz unable to join. Which immediate engineering change most directly addresses this issue?

  1. Reorient or replace the antenna according to the validated coverage design.
  2. Tune transmit power and cell overlap using RF measurements and the client's roaming behavior.
  3. Adjust supported basic rates and client capabilities carefully using a measured site-specific IoT design.
  4. Provide a carefully bounded 2.4 GHz service or upgrade the scanners, based on supported radio capabilities.

Explanation

Correct Answer

D:

The underlying issue is that the scanner cannot associate on a band its Wi-Fi chipset does not support. This intervention addresses that cause directly. A useful result to confirm is: scanners reliably join the authorized band without unnecessary interference to modern devices.

Incorrect Answers

A:

This is suited to a different condition, such as when an AP is installed with a directional antenna pointed into a concrete wall rather than the intended warehouse aisle. The reported fault instead arises because the scanner cannot associate on a band its Wi-Fi chipset does not support.

B:

This is suited to a different condition, such as when the campus WLAN's APs transmit at maximum power, creating very large overlapping cells and sticky client behavior. The reported fault instead arises because the scanner cannot associate on a band its Wi-Fi chipset does not support.

C:

This is suited to a different condition, such as when an office has a high-density 2.4 GHz WLAN where many IoT sensors use old low basic rates, consuming excessive airtime. The reported fault instead arises because the scanner cannot associate on a band its Wi-Fi chipset does not support.

Question 97

A video conference room's clients show low RSSI but good signal-to-noise ratio only near the door; the meeting area itself is below the survey target. Which immediate engineering change most directly addresses this issue?

  1. Measure airtime utilization, per-client throughput and channel contention rather than relying on association counts.
  2. Align WLAN security, authentication and mobility configuration on APs in the intended roaming domain.
  3. Move or add coverage to meet both RSSI and SNR goals at the actual user positions.
  4. Diagnose airtime contention and RF interference rather than increasing transmit power without evidence.

Explanation

Correct Answer

C:

The underlying issue is that measurement at an entry point does not establish coverage at the occupied seating locations. This intervention addresses that cause directly. A useful result to confirm is: measurements throughout the meeting area meet the defined signal and application targets.

Incorrect Answers

A:

This is suited to a different condition, such as when a deployment reports high AP client counts but users complain about slow uploads during busy classes. The reported fault instead arises because measurement at an entry point does not establish coverage at the occupied seating locations.

B:

This is suited to a different condition, such as when a warehouse handheld disconnects while roaming between APs because its target radios have different SSID security settings. The reported fault instead arises because measurement at an entry point does not establish coverage at the occupied seating locations.

D:

This is suited to a different condition, such as when a conference room has healthy RSSI but intermittent audio latency when several nearby clients transmit on the same channel. The reported fault instead arises because measurement at an entry point does not establish coverage at the occupied seating locations.

Question 98

An event venue experiences persistent poor throughput after deploying many extra APs in close proximity on unchanged channels. Which immediate engineering change most directly addresses this issue?

  1. Revisit AP density, power and channel reuse instead of adding yet more unmanaged cells.
  2. Diagnose airtime contention and RF interference rather than increasing transmit power without evidence.
  3. Enable and validate a supported fast-roaming design with compatible clients and authentication infrastructure.
  4. Use nonoverlapping channels supported by the local regulatory domain, such as a verified 1/6/11 plan where appropriate.

Explanation

Correct Answer

A:

The underlying issue is that too many overlapping same-channel APs can raise contention and reduce rather than increase capacity. This intervention addresses that cause directly. A useful result to confirm is: peak-event tests show acceptable reuse and per-client service metrics.

Incorrect Answers

B:

This is suited to a different condition, such as when a conference room has healthy RSSI but intermittent audio latency when several nearby clients transmit on the same channel. The reported fault instead arises because too many overlapping same-channel APs can raise contention and reduce rather than increase capacity.

C:

This is suited to a different condition, such as when a voice WLAN introduces rapid roaming requirements, but the configuration has no support for the client-compatible 802.11r fast transition mechanism. The reported fault instead arises because too many overlapping same-channel APs can raise contention and reduce rather than increase capacity.

D:

This is suited to a different condition, such as when a site uses overlapping 2.4 GHz channels 1 and 3 believing their numbers are far enough apart. The reported fault instead arises because too many overlapping same-channel APs can raise contention and reduce rather than increase capacity.

Question 99

A wireless role design assumes connecting to the corporate SSID always grants internal network privileges even when a guest certificate authenticates. Which immediate engineering change most directly addresses this issue?

  1. Apply the correct guest role and segmentation mapping with a controlled external egress.
  2. Provide an appropriate supported 5 GHz service for legacy clients instead of assuming 6 GHz backward compatibility.
  3. Base enforcement on validated user or device attributes and assigned access role, not the SSID name alone.
  4. Use nonoverlapping channels supported by the local regulatory domain, such as a verified 1/6/11 plan where appropriate.

Explanation

Correct Answer

C:

The underlying issue is that SSID association and successful authentication do not by themselves authorize privileged network access. This intervention addresses that cause directly. A useful result to confirm is: the guest identity stays restricted on the same SSID while managed employees receive their proper roles.

Incorrect Answers

A:

This is suited to a different condition, such as when a visitor WLAN sends all guest traffic into a production data VLAN because its role mapping uses the employee default role. The reported fault instead arises because SSID association and successful authentication do not by themselves authorize privileged network access.

B:

This is suited to a different condition, such as when an office installs a new 6 GHz-capable AP, but an older 802.11ac laptop cannot detect the dedicated 6 GHz-only SSID. The reported fault instead arises because SSID association and successful authentication do not by themselves authorize privileged network access.

D:

This is suited to a different condition, such as when a site uses overlapping 2.4 GHz channels 1 and 3 believing their numbers are far enough apart. The reported fault instead arises because SSID association and successful authentication do not by themselves authorize privileged network access.

Question 100

A warehouse deployment needs accurate client location, but APs were installed with no stable coordinate or floor map assignment. Which immediate engineering change most directly addresses this issue?

  1. Maintain AP placement metadata and a verified floor plan before using location analytics.
  2. Examine probe, authentication and association negotiation rather than assuming hiding an SSID prevents discovery or guarantees security.
  3. Validate 802.11k neighbor reporting where supported by the APs and clients.
  4. Replan the 2.4 GHz channel assignments using nonoverlapping channels and measured interference.

Explanation

Correct Answer

A:

The underlying issue is that client localization depends on accurate reference positions and RF geometry. This intervention addresses that cause directly. A useful result to confirm is: location results place known test devices within the declared validation tolerance.

Incorrect Answers

B:

This is suited to a different condition, such as when a client station repeatedly attempts to join a hidden SSID but technicians attribute its failure solely to low signal. The reported fault instead arises because client localization depends on accurate reference positions and RF geometry.

C:

This is suited to a different condition, such as when a location-aware application cannot find good roam candidates although coverage overlaps because neighbor information is missing. The reported fault instead arises because client localization depends on accurate reference positions and RF geometry.

D:

This is suited to a different condition, such as when a hospital's staff WLAN has strong signal near APs but frequent retries in a wing where two adjacent APs use the same busy 2.4 GHz channel. The reported fault instead arises because client localization depends on accurate reference positions and RF geometry.