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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 8

Question 70

An office installs a new 6 GHz-capable AP, but an older 802.11ac laptop cannot detect the dedicated 6 GHz-only SSID. Which immediate engineering change most directly addresses this issue?

  1. Provide an appropriate supported 5 GHz service for legacy clients instead of assuming 6 GHz backward compatibility.
  2. Use approved antenna gain and transmit power settings per model and regulatory region.
  3. Remove the SSID from all unintended broadcast profiles and validate the permitted networks.
  4. Replan channels and DFS use according to regulatory requirements and service tolerance, never disable mandatory radar protection.

Explanation

Correct Answer

A:

The underlying issue is that a 5 GHz-only 802.11ac radio cannot discover or join a 6 GHz WLAN. This intervention addresses that cause directly. A useful result to confirm is: the legacy laptop associates to its supported band while capable devices use 6 GHz.

Incorrect Answers

B:

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 5 GHz-only 802.11ac radio cannot discover or join a 6 GHz WLAN.

C:

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 a 5 GHz-only 802.11ac radio cannot discover or join a 6 GHz WLAN.

D:

This is suited to a different condition, such as when an AP shows DFS radar events and channels change during business hours, interrupting some clients. The reported fault instead arises because a 5 GHz-only 802.11ac radio cannot discover or join a 6 GHz WLAN.

Question 71

A stadium's WLAN uses 80 MHz channels everywhere, producing excessive overlapping BSSs during a sold-out event. Which immediate engineering change most directly addresses this issue?

  1. Evaluate scheduler and multi-client efficiency under actual traffic, not assume every single-user flow gains proportionally.
  2. Use supported identity-aware or multi-PSK device-group mapping with separate policies.
  3. Revisit AP density, power and channel reuse instead of adding yet more unmanaged cells.
  4. Use narrower 5 GHz channel widths where validated by high-density RF design and channel availability.

Explanation

Correct Answer

D:

The underlying issue is that very wide channels reduce the number of reusable channel blocks in dense environments. This intervention addresses that cause directly. A useful result to confirm is: capacity tests show lower contention and better per-client throughput under representative attendance.

Incorrect Answers

A:

This is suited to a different condition, such as when a Wi-Fi 6 AP has 802.11ax clients but an engineer expects OFDMA to increase peak bandwidth of a single long stream automatically. The reported fault instead arises because very wide channels reduce the number of reusable channel blocks in dense environments.

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 very wide channels reduce the number of reusable channel blocks in dense environments.

C:

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 very wide channels reduce the number of reusable channel blocks in dense environments.

Question 72

A conference room has healthy RSSI but intermittent audio latency when several nearby clients transmit on the same channel. Which immediate engineering change most directly addresses this issue?

  1. Design steering with client support and behavior in mind rather than assuming the AP unilaterally controls associations.
  2. Maintain AP placement metadata and a verified floor plan before using location analytics.
  3. Move the legacy device to an approved separate compatible service or replace it while keeping mandatory PMF on the protected WLAN.
  4. Diagnose airtime contention and RF interference rather than increasing transmit power without evidence.

Explanation

Correct Answer

D:

The underlying issue is that strong RSSI does not rule out busy-channel contention and wireless retransmissions. This intervention addresses that cause directly. A useful result to confirm is: latency and retry rates improve as channel airtime is managed.

Incorrect Answers

A:

This is suited to a different condition, such as when an engineer interprets 802.11v BSS transition recommendations as a command that always forces a client onto a chosen AP. The reported fault instead arises because strong RSSI does not rule out busy-channel contention and wireless retransmissions.

B:

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 strong RSSI does not rule out busy-channel contention and wireless retransmissions.

C:

This is suited to a different condition, such as when an engineer disables protected management frames to support one old handheld despite a WLAN security requirement that mandates PMF. The reported fault instead arises because strong RSSI does not rule out busy-channel contention and wireless retransmissions.

Question 73

An AP shows DFS radar events and channels change during business hours, interrupting some clients. Which immediate engineering change most directly addresses this issue?

  1. Replan channels and DFS use according to regulatory requirements and service tolerance, never disable mandatory radar protection.
  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. Tune transmit power and cell overlap using RF measurements and the client's roaming behavior.

Explanation

Correct Answer

A:

The underlying issue is that regulated DFS channels require evacuation when radar is detected. This intervention addresses that cause directly. A useful result to confirm is: aPs remain compliant and disruptions are reduced through an appropriate channel plan.

Incorrect Answers

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 regulated DFS channels require evacuation when radar is detected.

C:

This is suited to a different condition, such as when a wireless role design assumes connecting to the corporate SSID always grants internal network privileges even when a guest certificate authenticates. The reported fault instead arises because regulated DFS channels require evacuation when radar is detected.

D:

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 regulated DFS channels require evacuation when radar is detected.

Question 74

A warehouse handheld disconnects while roaming between APs because its target radios have different SSID security settings. Which immediate engineering change most directly addresses this issue?

  1. Provide a carefully bounded 2.4 GHz service or upgrade the scanners, based on supported radio capabilities.
  2. Align WLAN security, authentication and mobility configuration on APs in the intended roaming domain.
  3. Reorient or replace the antenna according to the validated coverage design.
  4. Diagnose airtime contention and RF interference rather than increasing transmit power without evidence.

Explanation

Correct Answer

B:

The underlying issue is that roaming fails when the target WLAN is not compatible with the client's established security association. This intervention addresses that cause directly. A useful result to confirm is: handhelds roam through the warehouse without repeated full sign-in or application loss.

Incorrect Answers

A:

This is suited to a different condition, such as when a warehouse WLAN assigns every radio to 5 GHz, leaving legacy scanners that support only 2.4 GHz unable to join. The reported fault instead arises because roaming fails when the target WLAN is not compatible with the client's established security association.

C:

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 roaming fails when the target WLAN is not compatible with the client's established security association.

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 roaming fails when the target WLAN is not compatible with the client's established security association.

Question 75

A wireless floor gets poor coverage behind dense concrete despite high AP transmit power in the corridor. Which immediate engineering change most directly addresses this issue?

  1. Relocate or add properly surveyed APs to improve line-of-sight and usable SNR in the obstructed area.
  2. Use narrower 5 GHz channel widths where validated by high-density RF design and channel availability.
  3. Use supported identity-aware or multi-PSK device-group mapping with separate policies.
  4. Examine probe, authentication and association negotiation rather than assuming hiding an SSID prevents discovery or guarantees security.

Explanation

Correct Answer

A:

The underlying issue is that building attenuation and obstruction, not merely configuration, create the coverage hole. This intervention addresses that cause directly. A useful result to confirm is: walk-test SNR and application throughput meet requirements behind the wall.

Incorrect Answers

B:

This is suited to a different condition, such as when a stadium's WLAN uses 80 MHz channels everywhere, producing excessive overlapping BSSs during a sold-out event. The reported fault instead arises because building attenuation and obstruction, not merely configuration, create the coverage hole.

C:

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 building attenuation and obstruction, not merely configuration, create the coverage hole.

D:

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 building attenuation and obstruction, not merely configuration, create the coverage hole.

Question 76

A VoIP design attempts to solve poor call quality solely by raising AP power while clients still transmit at weak power levels. Which immediate engineering change most directly addresses this issue?

  1. Base enforcement on validated user or device attributes and assigned access role, not the SSID name alone.
  2. Balance AP cell size and client transmit capability and adjust RF design for bidirectional reachability.
  3. Relocate or add properly surveyed APs to improve line-of-sight and usable SNR in the obstructed area.
  4. Replan the 2.4 GHz channel assignments using nonoverlapping channels and measured interference.

Explanation

Correct Answer

B:

The underlying issue is that an asymmetric RF link can hear a strong AP even when the AP cannot reliably hear the weaker client. This intervention addresses that cause directly. A useful result to confirm is: uplink and downlink packet error rates remain acceptable at cell edges.

Incorrect Answers

A:

This is suited to a different condition, such as when a wireless role design assumes connecting to the corporate SSID always grants internal network privileges even when a guest certificate authenticates. The reported fault instead arises because an asymmetric RF link can hear a strong AP even when the AP cannot reliably hear the weaker client.

C:

This is suited to a different condition, such as when a wireless floor gets poor coverage behind dense concrete despite high AP transmit power in the corridor. The reported fault instead arises because an asymmetric RF link can hear a strong AP even when the AP cannot reliably hear the weaker client.

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 an asymmetric RF link can hear a strong AP even when the AP cannot reliably hear the weaker client.

Question 77

A campus is migrating staff to WPA3-Enterprise but several devices only support WPA2-Enterprise. Which immediate engineering change most directly addresses this issue?

  1. Move the legacy device to an approved separate compatible service or replace it while keeping mandatory PMF on the protected WLAN.
  2. Design steering with client support and behavior in mind rather than assuming the AP unilaterally controls associations.
  3. Provide approved compatible security service or a planned device upgrade, without falsely claiming WPA3 support on legacy devices.
  4. Define the correct client mobility and session continuity architecture for inter-building transitions.

Explanation

Correct Answer

C:

The underlying issue is that unsupported authentication and encryption suites prevent association to WPA3-only WLANs. This intervention addresses that cause directly. A useful result to confirm is: compatible devices authenticate with the approved method and unsupported clients are identified for replacement.

Incorrect Answers

A:

This is suited to a different condition, such as when an engineer disables protected management frames to support one old handheld despite a WLAN security requirement that mandates PMF. The reported fault instead arises because unsupported authentication and encryption suites prevent association to WPA3-only WLANs.

B:

This is suited to a different condition, such as when an engineer interprets 802.11v BSS transition recommendations as a command that always forces a client onto a chosen AP. The reported fault instead arises because unsupported authentication and encryption suites prevent association to WPA3-only WLANs.

D:

This is suited to a different condition, such as when a six-building WLAN uses the same SSID but places client VLANs into different subnets without planning how real-time applications survive moves. The reported fault instead arises because unsupported authentication and encryption suites prevent association to WPA3-only WLANs.

Question 78

A visitor WLAN sends all guest traffic into a production data VLAN because its role mapping uses the employee default role. Which immediate engineering change most directly addresses this issue?

  1. Apply the correct guest role and segmentation mapping with a controlled external egress.
  2. Base enforcement on validated user or device attributes and assigned access role, not the SSID name alone.
  3. Provide an appropriate supported 5 GHz service for legacy clients instead of assuming 6 GHz backward compatibility.
  4. Design steering with client support and behavior in mind rather than assuming the AP unilaterally controls associations.

Explanation

Correct Answer

A:

The underlying issue is that the default post-authentication role bypasses the designed guest isolation policy. This intervention addresses that cause directly. A useful result to confirm is: guests access only approved internet services and cannot reach protected employee subnets.

Incorrect Answers

B:

This is suited to a different condition, such as when a wireless role design assumes connecting to the corporate SSID always grants internal network privileges even when a guest certificate authenticates. The reported fault instead arises because the default post-authentication role bypasses the designed guest isolation policy.

C:

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 the default post-authentication role bypasses the designed guest isolation policy.

D:

This is suited to a different condition, such as when an engineer interprets 802.11v BSS transition recommendations as a command that always forces a client onto a chosen AP. The reported fault instead arises because the default post-authentication role bypasses the designed guest isolation policy.

Question 79

An office has a high-density 2.4 GHz WLAN where many IoT sensors use old low basic rates, consuming excessive airtime. Which immediate engineering change most directly addresses this issue?

  1. Remove the SSID from all unintended broadcast profiles and validate the permitted networks.
  2. Balance AP cell size and client transmit capability and adjust RF design for bidirectional reachability.
  3. Adjust supported basic rates and client capabilities carefully using a measured site-specific IoT design.
  4. Tune transmit power and cell overlap using RF measurements and the client's roaming behavior.

Explanation

Correct Answer

C:

The underlying issue is that slow basic rates and many management frames consume airtime that higher-rate clients would otherwise use. This intervention addresses that cause directly. A useful result to confirm is: ioT sensors remain connected while airtime use and overall response improve.

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 slow basic rates and many management frames consume airtime that higher-rate clients would otherwise use.

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 slow basic rates and many management frames consume airtime that higher-rate clients would otherwise use.

D:

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 slow basic rates and many management frames consume airtime that higher-rate clients would otherwise use.

Question 80

A voice WLAN introduces rapid roaming requirements, but the configuration has no support for the client-compatible 802.11r fast transition mechanism. Which immediate engineering change most directly addresses this issue?

  1. Tune supported band-preference or steering settings based on client capabilities and coverage evidence.
  2. Enable and validate a supported fast-roaming design with compatible clients and authentication infrastructure.
  3. Validate 802.11k neighbor reporting where supported by the APs and clients.
  4. Measure airtime utilization, per-client throughput and channel contention rather than relying on association counts.

Explanation

Correct Answer

B:

The underlying issue is that repeated full key exchanges during roaming can add latency beyond voice application tolerance. This intervention addresses that cause directly. A useful result to confirm is: voice clients roam with acceptable handoff time and retained security.

Incorrect Answers

A:

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 repeated full key exchanges during roaming can add latency beyond voice application tolerance.

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 repeated full key exchanges during roaming can add latency beyond voice application tolerance.

D:

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 repeated full key exchanges during roaming can add latency beyond voice application tolerance.