CompTIA 220-1201 Practice Test 15
Question 140
At Maplebank Ltd, a technician working in hardware and network incident triage identifies this issue: A tablet repeatedly loses a wireless barcode scanner despite normal Wi-Fi service. The supporting record states that the scanner battery is weak and it often reconnects to a nearby previously paired device. The desired outcome is to differentiate Bluetooth accessory power and pairing from WLAN connection quality. User data and business service continuity must be preserved. What should the technician recommend as the corrective approach?
- Move the verified OS boot entry ahead of the empty disk in firmware
- Enable permitted cellular data and confirm the correct subscriber plan
- Recharge the accessory and restore its exclusive intended pairing with the supported tablet
- Remove safe debris using manufacturer-recommended nonconductive methods or arrange service
Explanation
Correct Answer
C:
Recharge the accessory and restore its exclusive intended pairing with the supported tablet. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the scanner battery is weak and it often reconnects to a nearby previously paired device. The support goal is to differentiate Bluetooth accessory power and pairing from WLAN connection quality; this design action specifically addresses bluetooth accessory reconnect failure without confusing a different subsystem.
Incorrect Answers
A:
Move the verified OS boot entry ahead of the empty disk in firmware. This action is appropriate for uefi boot order after a second drive, normally when a computer reports no bootable operating system after a new secondary drive was added. Here the observed facts require bluetooth accessory reconnect failure instead.
B:
Enable permitted cellular data and confirm the correct subscriber plan. This action is appropriate for mobile data failure due to disabled cellular, normally when a smartphone can browse over Wi-Fi but cannot connect to the internet when leaving the office. Here the observed facts require bluetooth accessory reconnect failure instead.
D:
Remove safe debris using manufacturer-recommended nonconductive methods or arrange service. This action is appropriate for mobile charging port debris, normally when a phone charges intermittently only when its USB-C plug is held at an angle. Here the observed facts require bluetooth accessory reconnect failure instead.
Question 141
On a service ticket for Maplebank Ltd, the team observes: A tablet repeatedly loses a wireless barcode scanner despite normal Wi-Fi service. The supporting record states that the scanner battery is weak and it often reconnects to a nearby previously paired device. The desired outcome is to differentiate Bluetooth accessory power and pairing from WLAN connection quality. User data and business service continuity must be preserved. Which acceptance result best demonstrates the issue is resolved?
- Verify stable charging without pressure or unusual heat
- Verify mobile data works within coverage while Wi-Fi remains optional
- Verify the original system boots normally with both drives attached
- Verify scan input stays stable during a full approved shift-length trial
Explanation
Correct Answer
D:
Verify scan input stays stable during a full approved shift-length trial. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that the scanner battery is weak and it often reconnects to a nearby previously paired device. The support goal is to differentiate Bluetooth accessory power and pairing from WLAN connection quality; this validate action specifically addresses bluetooth accessory reconnect failure without confusing a different subsystem.
Incorrect Answers
A:
Verify stable charging without pressure or unusual heat. This action is appropriate for mobile charging port debris, normally when a phone charges intermittently only when its USB-C plug is held at an angle. Here the observed facts require bluetooth accessory reconnect failure instead.
B:
Verify mobile data works within coverage while Wi-Fi remains optional. This action is appropriate for mobile data failure due to disabled cellular, normally when a smartphone can browse over Wi-Fi but cannot connect to the internet when leaving the office. Here the observed facts require bluetooth accessory reconnect failure instead.
C:
Verify the original system boots normally with both drives attached. This action is appropriate for uefi boot order after a second drive, normally when a computer reports no bootable operating system after a new secondary drive was added. Here the observed facts require bluetooth accessory reconnect failure instead.
Question 142
During Monarch Pharmacy's small-office network service desk, the technician encounters this condition: A small office access point still allows WEP while newer managed clients support WPA3-Personal. The supporting record states that the weak legacy encryption configuration was kept for a retired scanner. The desired outcome is to configure wireless authentication matching modern supported clients and documented business exceptions. A safe non-destructive test must be used before replacing additional parts. What should support monitor to catch a recurrence of the same failure?
- Monitor client compatibility and regulatory-domain channel settings after firmware changes
- Monitor incorrect static gateways and rogue DHCP options
- Monitor recurring APIPA events after router restarts
- Watch newly added APs for weak encryption fallback
Explanation
Correct Answer
D:
Watch newly added APs for weak encryption fallback. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that the weak legacy encryption configuration was kept for a retired scanner. The support goal is to configure wireless authentication matching modern supported clients and documented business exceptions; this monitor action specifically addresses soho wireless wpa security setup without confusing a different subsystem.
Incorrect Answers
A:
Monitor client compatibility and regulatory-domain channel settings after firmware changes. This action is appropriate for 6 ghz wi-fi client compatibility, normally when a new 6 GHz SSID is invisible to several laptops even though 5 GHz works. Here the observed facts require soho wireless wpa security setup instead.
B:
Monitor incorrect static gateways and rogue DHCP options. This action is appropriate for ipv4 subnet mask and gateway selection, normally when a small office workstation has 192.168.10.80/24 and a gateway incorrectly set to 192.168.11.1. Here the observed facts require soho wireless wpa security setup instead.
C:
Monitor recurring APIPA events after router restarts. This action is appropriate for apipa 169.254.x.x missing dhcp lease, normally when a SOHO laptop automatically assigns itself 169.254.42.19 with a 255.255.0.0 mask. Here the observed facts require soho wireless wpa security setup instead.
Question 143
On a service ticket for Aster Systems, the team observes: A customer asks how to block a built-in webcam without uninstalling conferencing software. The desired outcome is to distinguish physical camera privacy control from software meeting settings. The goal is to restore required function without creating a new security or safety problem. Which diagnostic check best distinguishes the relevant fault?
- Inspect WLAN antenna snap connectors, cable routing and card detection against service documentation
- Inspect the camera shutter position, hardware disable state and application camera permissions
- Compare signed-in identity, calendar data source, sync permissions and last successful sync
- Check the laptop service manual, slot type, DDR generation, supported capacity and speed
Explanation
Correct Answer
B:
Inspect the camera shutter position, hardware disable state and application camera permissions. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that a customer asks how to block a built-in webcam without uninstalling conferencing software. The support goal is to distinguish physical camera privacy control from software meeting settings; this diagnose action specifically addresses physical webcam privacy hardware without confusing a different subsystem.
Incorrect Answers
A:
Inspect WLAN antenna snap connectors, cable routing and card detection against service documentation. This action is appropriate for laptop wi-fi antenna reconnection, normally when after a laptop display assembly replacement, Bluetooth works but Wi-Fi signal is very weak. Here the observed facts require physical webcam privacy hardware instead.
C:
Compare signed-in identity, calendar data source, sync permissions and last successful sync. This action is appropriate for mobile calendar and contact synchronization, normally when a user's phone receives mail but calendar edits never appear on the company laptop. Here the observed facts require physical webcam privacy hardware instead.
D:
Check the laptop service manual, slot type, DDR generation, supported capacity and speed. This action is appropriate for laptop sodimm compatibility, normally when a field technician wants to add RAM to a serviceable laptop that currently uses DDR4 SODIMMs. Here the observed facts require physical webcam privacy hardware instead.
Question 144
During Granite Capital's small-office network service desk, the technician encounters this condition: Staff complain about busy wireless channels in a meeting room. The supporting record states that the available analyzer shows neighboring SSIDs and channel occupancy, while a wired tap captures Ethernet frames. The desired outcome is to use an RF analysis tool for interference assessment rather than wired packet capture. Any configuration change must be reversible and validated on a controlled test device. Which post-repair signal best detects regression or repeat exposure?
- Monitor SMB connection failures and excessive port 445 exposure
- Monitor wireless channel utilization and retransmission patterns
- Monitor repeated failed pinout tests and cable labeling gaps
- Monitor link outages, packet loss and uplink utilization
Explanation
Correct Answer
B:
Monitor wireless channel utilization and retransmission patterns. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that the available analyzer shows neighboring SSIDs and channel occupancy, while a wired tap captures Ethernet frames. The support goal is to use an RF analysis tool for interference assessment rather than wired packet capture; this monitor action specifically addresses wi-fi analyzer versus network tap without confusing a different subsystem.
Incorrect Answers
A:
Monitor SMB connection failures and excessive port 445 exposure. This action is appropriate for smb file sharing port versus rdp, normally when a user can ping a shared Windows file server but cannot map a network share. Here the observed facts require wi-fi analyzer versus network tap instead.
C:
Monitor repeated failed pinout tests and cable labeling gaps. This action is appropriate for cable tester versus toner and probe, normally when a technician must determine whether a terminated Ethernet run has crossed wires and split pairs. Here the observed facts require wi-fi analyzer versus network tap instead.
D:
Monitor link outages, packet loss and uplink utilization. This action is appropriate for fiber wan versus dsl last-mile capacity, normally when a remote design office regularly transfers multi-gigabyte files and can order either fiber or DSL. Here the observed facts require wi-fi analyzer versus network tap instead.
Question 145
During Horizon College's branch networking support, the technician encounters this condition: An office activates 6 GHz on its AP but a 2019 notebook cannot see that SSID. The desired outcome is to explain why band and client capabilities must agree before joining 6 GHz Wi-Fi. Any configuration change must be reversible and validated on a controlled test device. What should support monitor to catch a recurrence of the same failure?
- Watch channel occupancy and weak-signal client retransmission rates
- Monitor client compatibility and regulatory-domain channel settings after firmware changes
- Monitor NFC reader alignment and Bluetooth pairing failures separately
- Monitor NTP offset, source reachability and logger ingestion separately
Explanation
Correct Answer
B:
Monitor client compatibility and regulatory-domain channel settings after firmware changes. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that an office activates 6 GHz on its AP but a 2019 notebook cannot see that SSID. The support goal is to explain why band and client capabilities must agree before joining 6 GHz Wi-Fi; this monitor action specifically addresses 6 ghz wi-fi client compatibility without confusing a different subsystem.
Incorrect Answers
A:
Watch channel occupancy and weak-signal client retransmission rates. This action is appropriate for 2.4 ghz versus 5 ghz wi-fi trade-offs, normally when a warehouse needs coverage through walls at modest data rates while a crowded office needs faster nearby links. Here the observed facts require 6 ghz wi-fi client compatibility instead.
C:
Monitor NFC reader alignment and Bluetooth pairing failures separately. This action is appropriate for nfc short-range tap versus bluetooth pairing, normally when a checkout kiosk must read a contactless badge at a few centimeters, not stream audio across a room. Here the observed facts require 6 ghz wi-fi client compatibility instead.
D:
Monitor NTP offset, source reachability and logger ingestion separately. This action is appropriate for ntp time service versus centralized syslog, normally when authentication logs from two branch routers show conflicting timestamps during the same event. Here the observed facts require 6 ghz wi-fi client compatibility instead.
Question 146
At Bluefin Logistics, a technician working in desktop hardware service bench identifies this issue: A gaming PC has a motherboard with an AMD processor socket but an Intel CPU was ordered. The supporting record states that the processors require different sockets and platform firmware support. The desired outcome is to verify socket and chipset compatibility before installing a processor. The technician must document observations separately from assumptions. Which post-repair signal best detects regression or repeat exposure?
- Monitor power and GPU temperature after the upgrade
- Monitor unauthorized changes to boot trust keys and firmware boot entries
- Monitor BIOS updates affecting supported processor lists
- Monitor CPU temperature excursions and fan failures after service
Explanation
Correct Answer
C:
Monitor BIOS updates affecting supported processor lists. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that the processors require different sockets and platform firmware support. The support goal is to verify socket and chipset compatibility before installing a processor; this monitor action specifically addresses cpu socket matching motherboard without confusing a different subsystem.
Incorrect Answers
A:
Monitor power and GPU temperature after the upgrade. This action is appropriate for pcie slot and gpu power constraints, normally when a designer's PC has an available physical PCIe x16 slot but an upgraded graphics card fails under load. Here the observed facts require cpu socket matching motherboard instead.
B:
Monitor unauthorized changes to boot trust keys and firmware boot entries. That action is appropriate for uefi secure boot versus boot order, normally when a laptop can start a trusted OS but prompts when an unsigned bootloader is inserted. Here the observed facts require cpu socket matching motherboard instead.
D:
Monitor CPU temperature excursions and fan failures after service. That action is appropriate for cpu heatsink thermal interface, normally when a workstation reaches a thermal limit seconds after a cooler was replaced. Here the observed facts require cpu socket matching motherboard instead.
Question 147
During Falcon Transit's end-user troubleshooting, the technician encounters this condition: A desktop stops at a boot-device prompt after an extra blank SSD is installed. The desired outcome is to restore the intended boot entry without formatting healthy storage. Only approved service procedures and compatible replacement components may be used. Which acceptance result best demonstrates the issue is resolved?
- Verify firmware recognizes the correct drive capacity and health
- Verify backup integrity and correct operation from the new healthy drive
- Verify the array returns to healthy state and files match known checksums
- Verify the original system boots normally with both drives attached
Explanation
Correct Answer
D:
Verify the original system boots normally with both drives attached. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that a desktop stops at a boot-device prompt after an extra blank SSD is installed. The support goal is to restore the intended boot entry without formatting healthy storage; this validate action specifically addresses uefi boot order after a second drive without confusing a different subsystem.
Incorrect Answers
A:
Verify firmware recognizes the correct drive capacity and health. This action is appropriate for nvme ssd not detected after installation, normally when a new NVMe SSD is absent from firmware and the storage installer. Here the observed facts require uefi boot order after a second drive instead.
B:
Verify backup integrity and correct operation from the new healthy drive. This action is appropriate for s.m.a.r.t. warning and imminent drive failure, normally when a desktop disk reports increasing reallocated sectors and read retries. Here the observed facts require uefi boot order after a second drive instead.
C:
Verify the array returns to healthy state and files match known checksums. This action is appropriate for degraded raid after a failed member, normally when a mirrored NAS reports one disk failed while files remain available. Here the observed facts require uefi boot order after a second drive instead.
Question 148
A support request at Falcon Transit presents this problem: An enterprise must keep one legacy regulatory workload in its own datacenter while scaling an unrelated web front end in a public provider. The supporting record states that the architecture intentionally integrates private infrastructure with public cloud services. The desired outcome is to classify a hybrid-cloud deployment based on integrated private and public environments. The goal is to restore required function without creating a new security or safety problem. What should the technician recommend as the corrective approach?
- Select dedicated hosting only when explicitly required and otherwise verify tenant isolation controls
- Estimate data transfer expense and design only necessary outbound flows
- Choose appropriate PaaS managed database for the stated database-without-OS-maintenance requirement
- Describe the combination as hybrid cloud rather than calling it wholly public or wholly private
Explanation
Correct Answer
D:
Describe the combination as hybrid cloud rather than calling it wholly public or wholly private. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the architecture intentionally integrates private infrastructure with public cloud services. The support goal is to classify a hybrid-cloud deployment based on integrated private and public environments; this design action specifically addresses public versus private versus hybrid cloud without confusing a different subsystem.
Incorrect Answers
A:
Select dedicated hosting only when explicitly required and otherwise verify tenant isolation controls. This action is appropriate for multitenancy versus dedicated cloud resources, normally when an organization uses a SaaS platform shared with several customer organizations. Here the observed facts require public versus private versus hybrid cloud instead.
B:
Estimate data transfer expense and design only necessary outbound flows. This action is appropriate for metered cloud ingress and egress costs, normally when an organization expects to store modest data in cloud storage but regularly exports terabytes to an on-premises analytics platform. Here the observed facts require public versus private versus hybrid cloud instead.
C:
Choose appropriate PaaS managed database for the stated database-without-OS-maintenance requirement. This action is appropriate for iaas versus paas versus saas ownership, normally when a small business wants a hosted database platform but not responsibility for patching the underlying database server OS. Here the observed facts require public versus private versus hybrid cloud instead.
Question 149
At Riverlight Retail, a technician working in workplace mobile support identifies this issue: A portable computer loses battery while attached to a cheap dock driving two 4K monitors. The desired outcome is to choose a dock meeting host charging and display requirements. The customer requires a verified fix rather than a guess based on one symptom. What should be tracked after the fix to maintain service reliability?
- Track pen battery, firmware and digitizer driver issues
- Track incompatible adapter purchases and port capability labeling
- Audit excess background location permissions and new app privacy prompts
- Monitor dock firmware updates, disconnected displays and charging warnings
Explanation
Correct Answer
D:
Monitor dock firmware updates, disconnected displays and charging warnings. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a portable computer loses battery while attached to a cheap dock driving two 4K monitors. The support goal is to choose a dock meeting host charging and display requirements; this monitor action specifically addresses docking station display and power capability without confusing a different subsystem.
Incorrect Answers
A:
Track pen battery, firmware and digitizer driver issues. This action is appropriate for active stylus digitizer compatibility, normally when a designer needs pen pressure and palm rejection on a convertible laptop. Here the observed facts require docking station display and power capability instead.
B:
Track incompatible adapter purchases and port capability labeling. This action is appropriate for usb-c connector versus supported protocol, normally when a user assumes every laptop USB-C port can send video to a USB-C monitor. Here the observed facts require docking station display and power capability instead.
C:
Audit excess background location permissions and new app privacy prompts. This action is appropriate for location permission for navigation, normally when a dispatch app cannot show a user's current position on an otherwise connected smartphone. Here the observed facts require docking station display and power capability instead.
Question 150
A support request at Riverlight Retail presents this problem: A conference room projector displays a no-signal message while the laptop works locally. The supporting record states that the laptop is attached by HDMI but the projector input menu is set to a different port. The desired outcome is to resolve a display source-selection issue without reinstalling graphics drivers. The goal is to restore required function without creating a new security or safety problem. Which planned change most directly resolves the documented issue?
- Select the correct HDMI input and supported duplicate or extend mode
- Replace the suspect cable and secure connectors without unnecessary GPU replacement
- Repair the supported backlight or panel power assembly after confirming external video health
- Back up recoverable data promptly and replace the failing drive
Explanation
Correct Answer
A:
Select the correct HDMI input and supported duplicate or extend mode. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the laptop is attached by HDMI but the projector input menu is set to a different port. The support goal is to resolve a display source-selection issue without reinstalling graphics drivers; this design action specifically addresses projector wrong input versus computer failure without confusing a different subsystem.
Incorrect Answers
B:
Replace the suspect cable and secure connectors without unnecessary GPU replacement. This action is appropriate for intermittent monitor image due to video cable, normally when a monitor intermittently goes black when its display cable is moved. Here the observed facts require projector wrong input versus computer failure instead.
C:
Repair the supported backlight or panel power assembly after confirming external video health. This action is appropriate for backlight failure on laptop lcd, normally when a laptop screen looks black but a flashlight reveals a faint intact desktop image. Here the observed facts require projector wrong input versus computer failure instead.
D:
Back up recoverable data promptly and replace the failing drive. This action is appropriate for s.m.a.r.t. warning and imminent drive failure, normally when a desktop disk reports increasing reallocated sectors and read retries. Here the observed facts require projector wrong input versus computer failure instead.
