CompTIA 220-1201 Practice Test 81
Question 800
At Harborworks, a technician working in branch networking support identifies this issue: A 24-port switch can power each phone alone but fails when most ports power cameras simultaneously. The desired outcome is to select power-delivery capacity based on per-port and overall PoE requirements. The goal is to restore required function without creating a new security or safety problem. How should the solution first be tested on an approved spare or pilot system?
- Test ping between subnets through an approved router after confirming local switching
- Connect representative powered devices to a lab switch and monitor total power budget
- Collect a short approved RF survey before and after changing the test AP channel
- Test a lab Ethernet connection after a provisioned ONT, without altering optical connectors
Explanation
Correct Answer
B:
Connect representative powered devices to a lab switch and monitor total power budget. It tests the proposed solution safely on an approved representative system. The relevant observation is that a 24-port switch can power each phone alone but fails when most ports power cameras simultaneously. The support goal is to select power-delivery capacity based on per-port and overall PoE requirements; this pilot action specifically addresses poe switch power budget without confusing a different subsystem.
Incorrect Answers
A:
Test ping between subnets through an approved router after confirming local switching. 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 poe switch power budget instead.
C:
Collect a short approved RF survey before and after changing the test AP channel. This action is appropriate for wi-fi analyzer versus network tap, normally when staff complain about busy wireless channels in a meeting room. Here the observed facts require poe switch power budget instead.
D:
Test a lab Ethernet connection after a provisioned ONT, without altering optical connectors. That action is appropriate for ont versus cable modem access equipment, normally when a customer receives a fiber-to-the-premises service but attempts to connect the optical fiber directly to a DOCSIS cable modem. Here the observed facts require poe switch power budget instead.
Question 801
During Beacon Group's end-user troubleshooting, the technician encounters this condition: A department printer answers ping at its new address but Windows keeps sending jobs to an old port. The desired outcome is to restore the print queue target without replacing the working printer. Any configuration change must be reversible and validated on a controlled test device. What should the technician verify first to establish the problem?
- Inspect feed roller grip, separation pad, paper weight and tray condition
- Check current printer IP, queue port, spooler state and job errors
- Inspect whether the media is direct thermal, coated side, sensor placement and heating element cleanliness
- Check cable damage, connector strain, monitor input selection and GPU outputs
Explanation
Correct Answer
B:
Check current printer IP, queue port, spooler state and job errors. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that a department printer answers ping at its new address but Windows keeps sending jobs to an old port. The support goal is to restore the print queue target without replacing the working printer; this diagnose action specifically addresses printer offline queue despite network availability without confusing a different subsystem.
Incorrect Answers
A:
Inspect feed roller grip, separation pad, paper weight and tray condition. That 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 printer offline queue despite network availability instead.
C:
Inspect whether the media is direct thermal, coated side, sensor placement and heating element cleanliness. That action is appropriate for thermal printer paper orientation, normally when a shipping label printer feeds paper but produces completely blank labels. Here the observed facts require printer offline queue despite network availability instead.
D:
Check cable damage, connector strain, monitor input selection and GPU outputs. 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 printer offline queue despite network availability instead.
Question 802
At Granite Capital, a technician working in hardware and network incident triage identifies this issue: A laser printer jams on the first page when it tries to feed paper from tray 1. The supporting record states that the pickup roller is glazed and paper is correctly loaded with no stuck sheets. The desired outcome is to distinguish pickup roller wear from depleted toner. A safe non-destructive test must be used before replacing additional parts. Which acceptance result best demonstrates the issue is resolved?
- Verify queued and new jobs print and the queue reports the device online
- Verify dark print appears on the active coated side without consumable ink
- Verify repeated marks are gone across consecutive pages
- Verify multiple pages feed without double picks or jams
Explanation
Correct Answer
D:
Verify multiple pages feed without double picks or jams. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that the pickup roller is glazed and paper is correctly loaded with no stuck sheets. The support goal is to distinguish pickup roller wear from depleted toner; this validate action specifically addresses laser printer repeated paper jams at pickup without confusing a different subsystem.
Incorrect Answers
A:
Verify queued and new jobs print and the queue reports the device online. This action is appropriate for printer offline queue despite network availability, normally when a shared printer is reachable on the network but user jobs accumulate in an offline queue. Here the observed facts require laser printer repeated paper jams at pickup instead.
B:
Verify dark print appears on the active coated side without consumable ink. This action is appropriate for thermal printer paper orientation, normally when a shipping label printer feeds paper but produces completely blank labels. Here the observed facts require laser printer repeated paper jams at pickup instead.
C:
Verify repeated marks are gone across consecutive pages. This action is appropriate for laser repeated streaks from drum defect, normally when printed laser pages have a dark stripe repeated at the same distance down each sheet. Here the observed facts require laser printer repeated paper jams at pickup instead.
Question 803
On a service ticket for Clearwater Telecom, the team observes: An office server needs to stay online when one power supply module fails. The supporting record states that its chassis accepts two redundant hot-swap PSU modules on independent power feeds. The desired outcome is to choose a supported redundant power configuration and test failover safely. Only approved service procedures and compatible replacement components may be used. Which post-repair signal best detects regression or repeat exposure?
- Monitor unsupported module combinations and BIOS fallback settings
- Monitor individual PSU health and power source independence
- Monitor PSU voltage alarms and future expansion power requirements
- Monitor repairs involving mixed PSU cables and connector heat
Explanation
Correct Answer
B:
Monitor individual PSU health and power source independence. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that its chassis accepts two redundant hot-swap PSU modules on independent power feeds. The support goal is to choose a supported redundant power configuration and test failover safely; this monitor action specifically addresses redundant psu failover without confusing a different subsystem.
Incorrect Answers
A:
Monitor unsupported module combinations and BIOS fallback settings. 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 redundant psu failover instead.
C:
Monitor PSU voltage alarms and future expansion power requirements. That action is appropriate for psu wattage and 20+4 atx connector, normally when a desktop upgrade adds a high-power GPU and the PC abruptly powers off during intensive graphics workloads. Here the observed facts require redundant psu failover instead.
D:
Monitor repairs involving mixed PSU cables and connector heat. That action is appropriate for modular psu cable safety, normally when a builder replaces a modular PSU but wants to reuse its old detachable power leads. Here the observed facts require redundant psu failover instead.
Question 804
A support request at Amberline Finance presents this problem: 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 inspection most directly confirms the likely cause before changing components?
- Inspect WLAN antenna snap connectors, cable routing and card detection against service documentation
- Check headset pairing mode, existing connections, Bluetooth visibility and adapter status
- Check backup success, recovery-key availability, drive connector and manufacturer form-factor compatibility
- Confirm swelling, disconnect external power, and check the manufacturer's battery handling instructions
Explanation
Correct Answer
C:
Check backup success, recovery-key availability, drive connector and manufacturer form-factor compatibility. It checks the likely failure boundary before altering working parts or settings. 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 diagnose action specifically addresses laptop ssd replacement and encryption without confusing a different subsystem.
Incorrect Answers
A:
Inspect WLAN antenna snap connectors, cable routing and card detection against service documentation. That 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.
B:
Check headset pairing mode, existing connections, Bluetooth visibility and adapter status. 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.
D:
Confirm swelling, disconnect external power, and check the manufacturer's battery handling instructions. That 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.
Question 805
On a service ticket for Stonebridge Research, the team observes: A replacement smartphone needs its enterprise eSIM transferred before mobile connectivity is available. The desired outcome is to provision the correct cellular subscriber identity before troubleshooting Wi-Fi. The technician must document observations separately from assumptions. How should the solution first be tested on an approved spare or pilot system?
- Create one harmless test appointment and synchronize through the chosen enterprise account
- Pilot managed work apps with a consented BYOD phone and an unprotected personal app
- Have a trained technician isolate power and remove the swollen unit using manufacturer service steps
- Activate the eSIM on a spare enrolled phone using an approved carrier test profile
Explanation
Correct Answer
D:
Activate the eSIM on a spare enrolled phone using an approved carrier test profile. It tests the proposed solution safely on an approved representative system. The relevant observation is that a replacement smartphone needs its enterprise eSIM transferred before mobile connectivity is available. The support goal is to provision the correct cellular subscriber identity before troubleshooting Wi-Fi; this pilot action specifically addresses mobile esim carrier activation without confusing a different subsystem.
Incorrect Answers
A:
Create one harmless test appointment and synchronize through the chosen enterprise account. That 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 mobile esim carrier activation instead.
B:
Pilot managed work apps with a consented BYOD phone and an unprotected personal app. That action is appropriate for byod mobile application management, normally when staff use personally owned phones to read corporate mail but refuse full device enrollment. Here the observed facts require mobile esim carrier activation instead.
C:
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 mobile esim carrier activation instead.
Question 806
At Riverlight Retail, a technician working in cloud and desktop infrastructure review identifies this issue: A support organization needs standardized desktops delivered to call center terminals without local workstation images. The desired outcome is to choose Virtual Desktop Infrastructure rather than local OS installations. The technician must document observations separately from assumptions. What should be tracked after the fix to maintain service reliability?
- Monitor VDI broker availability, logon time and display latency
- Monitor host hardware support and hypervisor security updates
- Monitor BIOS updates that reset virtualization support
- Monitor container image vulnerabilities and excessive runtime privileges
Explanation
Correct Answer
A:
Monitor VDI broker availability, logon time and display latency. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a support organization needs standardized desktops delivered to call center terminals without local workstation images. The support goal is to choose Virtual Desktop Infrastructure rather than local OS installations; this monitor action specifically addresses vdi versus local desktop processing without confusing a different subsystem.
Incorrect Answers
B:
Monitor host hardware support and hypervisor security updates. This action is appropriate for type 1 versus type 2 hypervisors, normally when an organization needs multiple production VMs on a dedicated virtualization host without a general-purpose desktop OS layer. Here the observed facts require vdi versus local desktop processing instead.
C:
Monitor BIOS updates that reset virtualization support. This action is appropriate for virtualization cpu extensions, normally when a new virtual machine cannot start a 64-bit guest even though the host processor supports virtualization. Here the observed facts require vdi versus local desktop processing instead.
D:
Monitor container image vulnerabilities and excessive runtime privileges. This action is appropriate for container isolation versus full virtual machine, normally when a team needs to package one web service and its dependencies but not another complete guest kernel. Here the observed facts require vdi versus local desktop processing instead.
Question 807
On a service ticket for Juniper Tech, the team observes: A new NVMe SSD is absent from firmware and the storage installer. The supporting record states that motherboard documentation shows one M.2 socket is SATA-only while the installed drive requires PCIe lanes. The desired outcome is to identify storage slot signaling incompatibility before declaring the SSD defective. User data and business service continuity must be preserved. What observation would verify successful service restoration?
- Verify the original system boots normally with both drives attached
- Verify mobile data works within coverage while Wi-Fi remains optional
- Verify firmware recognizes the correct drive capacity and health
- Verify the array returns to healthy state and files match known checksums
Explanation
Correct Answer
C:
Verify firmware recognizes the correct drive capacity and health. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that motherboard documentation shows one M.2 socket is SATA-only while the installed drive requires PCIe lanes. The support goal is to identify storage slot signaling incompatibility before declaring the SSD defective; this validate action specifically addresses nvme ssd not detected after installation without confusing a different subsystem.
Incorrect Answers
A:
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 nvme ssd not detected after installation 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 nvme ssd not detected after installation instead.
D:
Verify the array returns to healthy state and files match known checksums. 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 nvme ssd not detected after installation instead.
Question 808
During Aster Systems's branch networking support, the technician encounters this condition: A documentation team confuses a smartwatch link with the branch WAN because both are wireless. The desired outcome is to identify network categories from distance and administrative scope. The technician must document observations separately from assumptions. Which configuration or repair action best addresses the stated requirement?
- Label short-range personal devices PAN, building networking LAN and multi-site WAN appropriately
- Provide a suitable router or Layer 3 routing function with permitted inter-subnet paths
- Choose the suitable provisioned fiber plan when bidirectional transfer capacity is the dominant requirement
- Use the provider-approved ONT for fiber access and connect a router to its supported handoff
Explanation
Correct Answer
A:
Label short-range personal devices PAN, building networking LAN and multi-site WAN appropriately. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that a documentation team confuses a smartwatch link with the branch WAN because both are wireless. The support goal is to identify network categories from distance and administrative scope; this design action specifically addresses pan versus lan versus wan scope without confusing a different subsystem.
Incorrect Answers
B:
Provide a suitable router or Layer 3 routing function with permitted inter-subnet paths. This 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 pan versus lan versus wan scope instead.
C:
Choose the suitable provisioned fiber plan when bidirectional transfer capacity is the dominant requirement. 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 pan versus lan versus wan scope instead.
D:
Use the provider-approved ONT for fiber access and connect a router to its supported handoff. This action is appropriate for ont versus cable modem access equipment, normally when a customer receives a fiber-to-the-premises service but attempts to connect the optical fiber directly to a DOCSIS cable modem. Here the observed facts require pan versus lan versus wan scope instead.
Question 809
On a service ticket for Orchard Services, the team observes: 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. Which planned change most directly resolves the documented issue?
- Reseat or replace the confirmed graphics card rather than assuming every beep means bad RAM
- Replace an undersized PSU with a compatible adequately rated unit
- Restore valid AC input or replace the confirmed faulty PSU only after external checks
- Replace the failed cooling fan and correct airflow or thermal interface as indicated
Explanation
Correct Answer
D:
Replace the failed cooling fan and correct airflow or thermal interface as indicated. It corrects the documented cause using the compatible technology and support constraints. 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 design action specifically addresses cpu overheat from failed fan without confusing a different subsystem.
Incorrect Answers
A:
Reseat or replace the confirmed graphics card rather than assuming every beep means bad RAM. 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.
B:
Replace an undersized PSU with a compatible adequately rated unit. 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.
C:
Restore valid AC input or replace the confirmed faulty PSU only after external checks. 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 810
At Falcon Transit, a technician working in desktop hardware service bench identifies this issue: A convertible LCD image is visible but finger touches no longer register at a specific region. The supporting record states that an external mouse works and display illumination remains stable. The desired outcome is to distinguish touch digitizer trouble from display brightness or backlight faults. The customer requires a verified fix rather than a guess based on one symptom. Which inspection most directly confirms the likely cause before changing components?
- Check touch controller reporting and the glass digitizer surface instead of replacing the inverter
- Read motherboard M.2 keying and SATA or PCIe lane support alongside drive protocol
- Compare IPS and TN viewing-angle color shifts, calibration and target workload
- Inspect horizontal and vertical pixel dimensions separately from rated Hz and link support
Explanation
Correct Answer
A:
Check touch controller reporting and the glass digitizer surface instead of replacing the inverter. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that an external mouse works and display illumination remains stable. The support goal is to distinguish touch digitizer trouble from display brightness or backlight faults; this diagnose action specifically addresses digitizer input versus backlight inverter without confusing a different subsystem.
Incorrect Answers
B:
Read motherboard M.2 keying and SATA or PCIe lane support alongside drive protocol. This action is appropriate for nvme pcie versus sata storage interface, normally when a technician orders an M.2 SSD for a motherboard slot that supports only SATA signaling. Here the observed facts require digitizer input versus backlight inverter instead.
C:
Compare IPS and TN viewing-angle color shifts, calibration and target workload. That action is appropriate for ips versus tn versus oled displays, normally when a graphic designer prioritizes consistent viewing angles and color accuracy over lowest display price. Here the observed facts require digitizer input versus backlight inverter instead.
D:
Inspect horizontal and vertical pixel dimensions separately from rated Hz and link support. That action is appropriate for refresh rate versus screen resolution, normally when a support buyer mistakes 144 Hz for a count of display pixels when comparing two monitors. Here the observed facts require digitizer input versus backlight inverter instead.
