CompTIA 220-1201 Practice Test 48
Question 470
At Westbrook Energy, a technician working in computer equipment refresh identifies this issue: A shop attempts to install an incompatible processor family because the advertised clock speed is similar. The desired outcome is to verify socket and chipset compatibility before installing a processor. Any configuration change must be reversible and validated on a controlled test device. What observation would verify successful service restoration?
- Verify sustained workload temperatures stay within processor limits and throttling ceases
- Verify touch points align across the affected area while brightness remains normal
- Verify CPU identity, temperature and stability under a controlled load
- Verify signed media boot and unsigned test boot is rejected by policy
Explanation
Correct Answer
C:
Verify CPU identity, temperature and stability under a controlled load. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that a shop attempts to install an incompatible processor family because the advertised clock speed is similar. The support goal is to verify socket and chipset compatibility before installing a processor; this validate action specifically addresses cpu socket matching motherboard without confusing a different subsystem.
Incorrect Answers
A:
Verify sustained workload temperatures stay within processor limits and throttling ceases. This 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.
B:
Verify touch points align across the affected area while brightness remains normal. This action is appropriate for digitizer input versus backlight inverter, normally when a convertible LCD image is visible but finger touches no longer register at a specific region. Here the observed facts require cpu socket matching motherboard instead.
D:
Verify signed media boot and unsigned test boot is rejected by policy. This 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.
Question 471
During Bluefin Logistics's hardware and network incident triage, the technician encounters this condition: A mirrored NAS reports one disk failed while files remain available. The supporting record states that the array state is degraded and the replacement disk must match controller support and capacity. The desired outcome is to restore RAID redundancy without wiping the surviving volume. Only approved service procedures and compatible replacement components may be used. Which acceptance result best demonstrates the issue is resolved?
- Verify the array returns to healthy state and files match known checksums
- Verify multiple pages feed without double picks or jams
- Verify firmware recognizes the correct drive capacity and health
- Verify the original system boots normally with both drives attached
Explanation
Correct Answer
A:
Verify the array returns to healthy state and files match known checksums. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that the array state is degraded and the replacement disk must match controller support and capacity. The support goal is to restore RAID redundancy without wiping the surviving volume; this validate action specifically addresses degraded raid after a failed member without confusing a different subsystem.
Incorrect Answers
B:
Verify multiple pages feed without double picks or jams. This action is appropriate for laser printer repeated paper jams at pickup, normally when a laser printer jams on the first page when it tries to feed paper from tray 1. Here the observed facts require degraded raid after a failed member instead.
C:
Verify firmware recognizes the correct drive capacity and health. That 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 degraded raid after a failed member instead.
D:
Verify the original system boots normally with both drives attached. That 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 degraded raid after a failed member instead.
Question 472
A support request at Brookside Agency presents this problem: A new residential fiber line is installed but the user keeps trying to reuse a coaxial modem. The desired outcome is to choose access equipment that terminates the actual carrier medium. Service work must follow power isolation, ESD, and manufacturer instructions when applicable. Which post-repair signal best detects regression or repeat exposure?
- Monitor default-gateway reachability and route changes
- Monitor PoE overload events and added device power requirements
- Monitor ONT optical alarms and WAN gateway status separately
- Monitor link outages, packet loss and uplink utilization
Explanation
Correct Answer
C:
Monitor ONT optical alarms and WAN gateway status separately. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a new residential fiber line is installed but the user keeps trying to reuse a coaxial modem. The support goal is to choose access equipment that terminates the actual carrier medium; this monitor action specifically addresses ont versus cable modem access equipment without confusing a different subsystem.
Incorrect Answers
A:
Monitor default-gateway reachability and route changes. That action is appropriate for router versus layer 2 switch forwarding, normally when two PCs on separate IPv4 subnets can communicate within their own LANs but not across subnets. Here the observed facts require ont versus cable modem access equipment instead.
B:
Monitor PoE overload events and added device power requirements. That action is appropriate for poe switch power budget, normally when new IP cameras power off when all connected access points and phones start at once. Here the observed facts require ont versus cable modem access equipment 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 ont versus cable modem access equipment instead.
Question 473
During Amberline Finance's workplace mobile support, the technician encounters this condition: A technician plans to exchange a failing M.2 drive before confirming an encrypted user's data is recoverable. The desired outcome is to replace storage without losing required user data or encryption recovery access. Service work must follow power isolation, ESD, and manufacturer instructions when applicable. Which safe pilot action gives the most relevant evidence?
- Restore a non-sensitive test backup to the new SSD and verify recovery-key retrieval in a controlled service workflow
- Have a trained technician isolate power and remove the swollen unit using manufacturer service steps
- On a powered-off service unit, reseat the antenna leads with the correct nonconductive tool
- Pair the headset to a test laptop using supported Bluetooth discovery with the old host out of range
Explanation
Correct Answer
A:
Restore a non-sensitive test backup to the new SSD and verify recovery-key retrieval in a controlled service workflow. It tests the proposed solution safely on an approved representative system. The relevant observation is that a technician plans to exchange a failing M.2 drive before confirming an encrypted user's data is recoverable. The support goal is to replace storage without losing required user data or encryption recovery access; this pilot action specifically addresses laptop ssd replacement and encryption without confusing a different subsystem.
Incorrect Answers
B:
Have a trained technician isolate power and remove the swollen unit using manufacturer service steps. This action is appropriate for swollen laptop battery replacement, normally when a business laptop has a lifted trackpad and a visibly swollen internal lithium-ion battery. Here the observed facts require laptop ssd replacement and encryption instead.
C:
On a powered-off service unit, reseat the antenna leads with the correct nonconductive tool. 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 laptop ssd replacement and encryption instead.
D:
Pair the headset to a test laptop using supported Bluetooth discovery with the old host out of range. This action is appropriate for bluetooth headset pairing, normally when a wireless headset pairs with a tablet but does not appear on a new laptop's device discovery list. Here the observed facts require laptop ssd replacement and encryption instead.
Question 474
On a service ticket for Bluefin Logistics, the team observes: A workstation has a valid IPv4 address, gateway and lease but cannot reach services by hostname. The supporting record states that direct access by approved service IP works while DNS queries time out. The desired outcome is to separate name resolution failures from IP address provisioning. The goal is to restore required function without creating a new security or safety problem. Which inspection most directly confirms the likely cause before changing components?
- Inspect DHCP scope, existing leases and printer hardware MAC
- Compare device time zones, NTP peers, drift, and syslog timestamps
- Compare DHCP lease options, configured DNS server, and forward lookup results
- Inspect application health checks, backend pool membership and where client requests enter
Explanation
Correct Answer
C:
Compare DHCP lease options, configured DNS server, and forward lookup results. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that direct access by approved service IP works while DNS queries time out. The support goal is to separate name resolution failures from IP address provisioning; this diagnose action specifically addresses dns resolution versus dhcp address assignment without confusing a different subsystem.
Incorrect Answers
A:
Inspect DHCP scope, existing leases and printer hardware MAC. This action is appropriate for dhcp reservation versus exclusion, normally when a networked printer must keep the same IPv4 address while the rest of the office remains DHCP-managed. Here the observed facts require dns resolution versus dhcp address assignment instead.
B:
Compare device time zones, NTP peers, drift, and syslog timestamps. 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 dns resolution versus dhcp address assignment instead.
D:
Inspect application health checks, backend pool membership and where client requests enter. This action is appropriate for load balancer versus proxy server functions, normally when a web service needs requests distributed across three application servers with failed nodes removed automatically. Here the observed facts require dns resolution versus dhcp address assignment instead.
Question 475
At Pioneer Markets, a technician working in branch networking support identifies this issue: A clinic has a lobby wireless network and teleworkers, requiring isolation plus encrypted access. The desired outcome is to separate local network segmentation requirements from remote encrypted connectivity. The technician must document observations separately from assumptions. Which post-repair signal best detects regression or repeat exposure?
- Monitor backend health, distribution and excessive failover events
- Monitor reservation conflicts and device MAC replacement
- Monitor mail bounce reports and unauthorized TXT or MX record drift
- Monitor VLAN trunk policy and remote VPN session errors as distinct controls
Explanation
Correct Answer
D:
Monitor VLAN trunk policy and remote VPN session errors as distinct controls. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a clinic has a lobby wireless network and teleworkers, requiring isolation plus encrypted access. The support goal is to separate local network segmentation requirements from remote encrypted connectivity; this monitor action specifically addresses vlan segmentation versus vpn encrypted tunneling without confusing a different subsystem.
Incorrect Answers
A:
Monitor backend health, distribution and excessive failover events. This action is appropriate for load balancer versus proxy server functions, normally when a web service needs requests distributed across three application servers with failed nodes removed automatically. Here the observed facts require vlan segmentation versus vpn encrypted tunneling instead.
B:
Monitor reservation conflicts and device MAC replacement. That action is appropriate for dhcp reservation versus exclusion, normally when a networked printer must keep the same IPv4 address while the rest of the office remains DHCP-managed. Here the observed facts require vlan segmentation versus vpn encrypted tunneling instead.
C:
Monitor mail bounce reports and unauthorized TXT or MX record drift. That action is appropriate for mx and spf dns records distinct purposes, normally when a domain receives email at the wrong destination after DNS changes. Here the observed facts require vlan segmentation versus vpn encrypted tunneling instead.
Question 476
A support request at Falcon Transit presents this problem: 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. What should the technician recommend as the corrective approach?
- Move the NVMe drive to a supported PCIe-capable slot or use the correct SATA M.2 model
- Move the verified OS boot entry ahead of the empty disk in firmware
- Back up recoverable data promptly and replace the failing drive
- Replace the confirmed failed member and rebuild using the controller's documented procedure
Explanation
Correct Answer
B:
Move the verified OS boot entry ahead of the empty disk in firmware. It corrects the documented cause using the compatible technology and support constraints. 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 design action specifically addresses uefi boot order after a second drive without confusing a different subsystem.
Incorrect Answers
A:
Move the NVMe drive to a supported PCIe-capable slot or use the correct SATA M.2 model. That 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.
C:
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 uefi boot order after a second drive instead.
D:
Replace the confirmed failed member and rebuild using the controller's documented procedure. That 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 477
On a service ticket for Brookside Agency, the team observes: An employee can use Teams on office wireless but loses connectivity in the parking lot due to a cellular data toggle. The desired outcome is to distinguish cellular configuration from a working Wi-Fi connection. User data and business service continuity must be preserved. Which acceptance result best demonstrates the issue is resolved?
- Verify retry rate and throughput improve under comparable load
- Verify overnight consumption falls without breaking required work synchronization
- Verify stable charging without pressure or unusual heat
- Verify mobile data works within coverage while Wi-Fi remains optional
Explanation
Correct Answer
D:
Verify mobile data works within coverage while Wi-Fi remains optional. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that an employee can use Teams on office wireless but loses connectivity in the parking lot due to a cellular data toggle. The support goal is to distinguish cellular configuration from a working Wi-Fi connection; this validate action specifically addresses mobile data failure due to disabled cellular without confusing a different subsystem.
Incorrect Answers
A:
Verify retry rate and throughput improve under comparable load. This action is appropriate for intermittent wi-fi due to channel interference, normally when users near a lunchroom suffer slow 2.4 GHz Wi-Fi at peak periods while wired links stay normal. Here the observed facts require mobile data failure due to disabled cellular instead.
B:
Verify overnight consumption falls without breaking required work synchronization. That action is appropriate for background app mobile battery drain, normally when a business phone loses most of its battery overnight despite a healthy battery test. Here the observed facts require mobile data failure due to disabled cellular instead.
C:
Verify stable charging without pressure or unusual heat. That 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 mobile data failure due to disabled cellular instead.
Question 478
At Orchard Services, a technician working in end-user troubleshooting identifies this issue: A CAD workstation shuts down during rendering while its case exhaust fan barely spins. The desired outcome is to find the heat-removal fault causing thermal shutdown. Any configuration change must be reversible and validated on a controlled test device. What observation would verify successful service restoration?
- Verify stable operation without power-related resets at the specified load
- Verify POST and video return without the suspect expansion card
- Verify stable boot and normal shutdown with the safe power connection
- Verify CPU temperature and fan speed stay within specified operating limits
Explanation
Correct Answer
D:
Verify CPU temperature and fan speed stay within specified operating limits. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that a CAD workstation shuts down during rendering while its case exhaust fan barely spins. The support goal is to find the heat-removal fault causing thermal shutdown; this validate action specifically addresses cpu overheat from failed fan without confusing a different subsystem.
Incorrect Answers
A:
Verify stable operation without power-related resets at the specified load. That action is appropriate for psu instability under peak component load, normally when a machine passes idle checks but reboots when the GPU and CPU draw peak power together. Here the observed facts require cpu overheat from failed fan instead.
B:
Verify POST and video return without the suspect expansion card. That action is appropriate for post beep code interpretation and expansion-card isolation, normally when a newly upgraded desktop beeps at startup and shows no BIOS screen. Here the observed facts require cpu overheat from failed fan instead.
C:
Verify stable boot and normal shutdown with the safe power connection. This action is appropriate for completely dead desktop power path, normally when a tower PC has no LEDs, fans, or POST activity after the user changed power outlets. Here the observed facts require cpu overheat from failed fan instead.
Question 479
On a service ticket for Lakeside Analytics, the team observes: A new 6 GHz SSID is invisible to several laptops even though 5 GHz works. The supporting record states that the older wireless adapters lack 6 GHz support and some clients are configured for incompatible security modes. The desired outcome is to explain why band and client capabilities must agree before joining 6 GHz Wi-Fi. The technician must document observations separately from assumptions. Which controlled service test best evaluates the planned approach?
- Perform a controlled lease renewal from a test client with packet capture
- Pilot client roaming and throughput measurements on both bands in the actual locations
- Tap a test badge at the documented NFC distance and pair a test headset via Bluetooth
- Pilot association with one certified 6 GHz client and one older 5 GHz-only client
Explanation
Correct Answer
D:
Pilot association with one certified 6 GHz client and one older 5 GHz-only client. It tests the proposed solution safely on an approved representative system. The relevant observation is that the older wireless adapters lack 6 GHz support and some clients are configured for incompatible security modes. The support goal is to explain why band and client capabilities must agree before joining 6 GHz Wi-Fi; this pilot action specifically addresses 6 ghz wi-fi client compatibility without confusing a different subsystem.
Incorrect Answers
A:
Perform a controlled lease renewal from a test client with packet capture. This action is appropriate for dhcp client and server port roles, normally when a new PC never receives an IPv4 lease on its office VLAN. Here the observed facts require 6 ghz wi-fi client compatibility instead.
B:
Pilot client roaming and throughput measurements on both bands in the actual locations. 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:
Tap a test badge at the documented NFC distance and pair a test headset via Bluetooth. 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.
Question 480
At Keystone Health, a technician working in computer equipment refresh identifies this issue: A desktop shuts off during rendering after a heatsink replacement without thermal paste. The desired outcome is to restore reliable heat transfer from the processor to its cooling assembly. The customer requires a verified fix rather than a guess based on one symptom. What should the technician verify first to establish the problem?
- Inspect UEFI Secure Boot state, key database and boot entries separately
- Inspect platform memory specifications, module notch positions and current timing
- Check heatsink contact, fan operation, thermal compound and measured CPU temperature
- Check motherboard socket, chipset BIOS support and CPU thermal rating
Explanation
Correct Answer
C:
Check heatsink contact, fan operation, thermal compound and measured CPU temperature. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that a desktop shuts off during rendering after a heatsink replacement without thermal paste. The support goal is to restore reliable heat transfer from the processor to its cooling assembly; this diagnose action specifically addresses cpu heatsink thermal interface without confusing a different subsystem.
Incorrect Answers
A:
Inspect UEFI Secure Boot state, key database and boot entries separately. 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 heatsink thermal interface instead.
B:
Inspect platform memory specifications, module notch positions and current timing. This action is appropriate for ddr generation electrical compatibility, normally when a replacement RAM order has the correct capacity but the wrong DDR generation. Here the observed facts require cpu heatsink thermal interface instead.
D:
Check motherboard socket, chipset BIOS support and CPU thermal rating. That action is appropriate for cpu socket matching motherboard, normally when a gaming PC has a motherboard with an AMD processor socket but an Intel CPU was ordered. Here the observed facts require cpu heatsink thermal interface instead.
