CompTIA 220-1201 Practice Test 59
Question 580
On a service ticket for Aster Systems, the team observes: A laptop can start a trusted OS but prompts when an unsigned bootloader is inserted. The supporting record states that the organization requires UEFI Secure Boot validation rather than just setting the boot device first. The desired outcome is to distinguish boot selection priority from cryptographic boot validation. The goal is to restore required function without creating a new security or safety problem. What should support monitor to catch a recurrence of the same failure?
- Monitor unauthorized changes to boot trust keys and firmware boot entries
- Monitor CPU temperature excursions and fan failures after service
- Monitor BIOS updates affecting supported processor lists
- Monitor driver updates that reset mode selection
Explanation
Correct Answer
A:
Monitor unauthorized changes to boot trust keys and firmware boot entries. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that the organization requires UEFI Secure Boot validation rather than just setting the boot device first. The support goal is to distinguish boot selection priority from cryptographic boot validation; this monitor action specifically addresses uefi secure boot versus boot order without confusing a different subsystem.
Incorrect Answers
B:
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 uefi secure boot versus boot order instead.
C:
Monitor BIOS updates affecting supported processor lists. 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 uefi secure boot versus boot order instead.
D:
Monitor driver updates that reset mode selection. This 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 uefi secure boot versus boot order instead.
Question 581
On a service ticket for Vertex Media, the team observes: Printed laser pages have a dark stripe repeated at the same distance down each sheet. The supporting record states that the cartridge is full but the imaging drum surface shows visible defects. The desired outcome is to identify imaging drum defects instead of wasting printer network troubleshooting time. Only approved service procedures and compatible replacement components may be used. What should be tracked after the fix to maintain service reliability?
- Monitor pickup count and repeated jam positions
- Monitor infrequent printing and repeated nozzle blockages
- Monitor recurring drum damage and contaminant buildup
- Monitor address reservations and print server port drift
Explanation
Correct Answer
C:
Monitor recurring drum damage and contaminant buildup. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that the cartridge is full but the imaging drum surface shows visible defects. The support goal is to identify imaging drum defects instead of wasting printer network troubleshooting time; this monitor action specifically addresses laser repeated streaks from drum defect without confusing a different subsystem.
Incorrect Answers
A:
Monitor pickup count and repeated jam positions. 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 laser repeated streaks from drum defect instead.
B:
Monitor infrequent printing and repeated nozzle blockages. That action is appropriate for inkjet horizontal banding and nozzle obstruction, normally when an inkjet photo printer produces blank horizontal stripes in cyan images. Here the observed facts require laser repeated streaks from drum defect instead.
D:
Monitor address reservations and print server port drift. 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 repeated streaks from drum defect instead.
Question 582
On a service ticket for Harborworks, the team observes: An administrator needs secure terminal access to a managed switch over an untrusted support network. The supporting record states that the current remote management procedure uses unencrypted Telnet on TCP 23. The desired outcome is to choose encrypted terminal management over a cleartext terminal protocol. Only approved service procedures and compatible replacement components may be used. Which diagnostic check best distinguishes the relevant fault?
- Inspect local broadcast domains, SSID mappings and remote-access traffic path
- Inspect UDP 68 client requests, UDP 67 server responses and relay configuration across the VLAN
- Review the blocked query sizes, truncated-response flag and firewall rules for UDP and TCP 53
- Check whether SSH is enabled, which management port is reachable and whether Telnet remains allowed
Explanation
Correct Answer
D:
Check whether SSH is enabled, which management port is reachable and whether Telnet remains allowed. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that the current remote management procedure uses unencrypted Telnet on TCP 23. The support goal is to choose encrypted terminal management over a cleartext terminal protocol; this diagnose action specifically addresses ssh encrypted administration instead of telnet without confusing a different subsystem.
Incorrect Answers
A:
Inspect local broadcast domains, SSID mappings and remote-access traffic path. This action is appropriate for vlan segmentation versus vpn encrypted tunneling, normally when a small office needs guest Wi-Fi isolated from payroll devices but also needs secure remote employee access. Here the observed facts require ssh encrypted administration instead of telnet instead.
B:
Inspect UDP 68 client requests, UDP 67 server responses and relay configuration across the VLAN. That 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 ssh encrypted administration instead of telnet instead.
C:
Review the blocked query sizes, truncated-response flag and firewall rules for UDP and TCP 53. That action is appropriate for dns service transport and port 53, normally when a branch resolver answers ordinary UDP name queries but large signed responses fail. Here the observed facts require ssh encrypted administration instead of telnet instead.
Question 583
At Keystone Health, a technician working in branch networking support identifies this issue: A mail migration fails because administrators edit an SPF string instead of the MX record. The desired outcome is to distinguish mail routing records from sender authorization policies. Only approved service procedures and compatible replacement components may be used. Which controlled service test best evaluates the planned approach?
- Renew the printer lease in a lab subnet after applying its reservation
- Pilot guest-to-payroll denial and an authorized remote VPN session independently
- Collect a short approved RF survey before and after changing the test AP channel
- Change MX in a test zone and validate mail routing versus outbound SPF evaluation
Explanation
Correct Answer
D:
Change MX in a test zone and validate mail routing versus outbound SPF evaluation. It tests the proposed solution safely on an approved representative system. The relevant observation is that a mail migration fails because administrators edit an SPF string instead of the MX record. The support goal is to distinguish mail routing records from sender authorization policies; this pilot action specifically addresses mx and spf dns records distinct purposes without confusing a different subsystem.
Incorrect Answers
A:
Renew the printer lease in a lab subnet after applying its reservation. 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 mx and spf dns records distinct purposes instead.
B:
Pilot guest-to-payroll denial and an authorized remote VPN session independently. That action is appropriate for vlan segmentation versus vpn encrypted tunneling, normally when a small office needs guest Wi-Fi isolated from payroll devices but also needs secure remote employee access. Here the observed facts require mx and spf dns records distinct purposes 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 mx and spf dns records distinct purposes instead.
Question 584
A support request at Crescent Operations presents this problem: A rarely used color inkjet skips cyan stripes despite a full cyan cartridge. The desired outcome is to use appropriate inkjet printhead maintenance instead of replacing laser consumables. Service work must follow power isolation, ESD, and manufacturer instructions when applicable. Which diagnostic check best distinguishes the relevant fault?
- Check toner level, cartridge seating, toner-save mode and page examples
- Read motherboard M.2 keying and SATA or PCIe lane support alongside drive protocol
- Inspect nozzle test results, cartridge levels and printhead cleaning history
- Inspect application print preferences, default tray, media size and duplex capability
Explanation
Correct Answer
C:
Inspect nozzle test results, cartridge levels and printhead cleaning history. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that a rarely used color inkjet skips cyan stripes despite a full cyan cartridge. The support goal is to use appropriate inkjet printhead maintenance instead of replacing laser consumables; this diagnose action specifically addresses inkjet printhead clogging without confusing a different subsystem.
Incorrect Answers
A:
Check toner level, cartridge seating, toner-save mode and page examples. That action is appropriate for laser printer faded output and toner, normally when a monochrome laser printer produces uniformly faint pages after many high-volume print jobs. Here the observed facts require inkjet printhead clogging instead.
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 inkjet printhead clogging instead.
D:
Inspect application print preferences, default tray, media size and duplex capability. That action is appropriate for printer duplex and tray settings, normally when a network printer puts letter-size forms on the wrong paper and uses one-sided output. Here the observed facts require inkjet printhead clogging instead.
Question 585
A support request at Granite Capital presents this problem: 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 safe pilot action gives the most relevant evidence?
- Test an intentionally miswired patch cable with a wiremap tester and trace a separate unlabeled cable
- Collect a short approved RF survey before and after changing the test AP channel
- Test TCP 445 and open a harmless authorized file on a staging share
- Test representative file transfers through a trial fiber connection within provider limits
Explanation
Correct Answer
B:
Collect a short approved RF survey before and after changing the test AP channel. It tests the proposed solution safely on an approved representative system. 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 pilot action specifically addresses wi-fi analyzer versus network tap without confusing a different subsystem.
Incorrect Answers
A:
Test an intentionally miswired patch cable with a wiremap tester and trace a separate unlabeled cable. 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.
C:
Test TCP 445 and open a harmless authorized file on a staging share. 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.
D:
Test representative file transfers through a trial fiber connection within provider limits. 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 586
A support request at Keystone Health presents this problem: 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 observation would verify successful service restoration?
- Verify CPU identity, temperature and stability under a controlled load
- Verify signed media boot and unsigned test boot is rejected by policy
- Verify memory training succeeds at an approved speed with no diagnostic errors
- Verify sustained workload temperatures stay within processor limits and throttling ceases
Explanation
Correct Answer
D:
Verify sustained workload temperatures stay within processor limits and throttling ceases. It proves the required function with an observable result instead of assuming the change worked. 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 validate action specifically addresses cpu heatsink thermal interface without confusing a different subsystem.
Incorrect Answers
A:
Verify CPU identity, temperature and stability under a controlled load. 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.
B:
Verify signed media boot and unsigned test boot is rejected by policy. 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.
C:
Verify memory training succeeds at an approved speed with no diagnostic errors. 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.
Question 587
During Orchard Services's IT virtualization planning, the technician encounters this condition: A new virtual machine cannot start a 64-bit guest even though the host processor supports virtualization. The supporting record states that firmware currently disables the processor's VT-x or AMD-V virtualization feature. The desired outcome is to identify firmware virtualization prerequisites for a supported VM platform. A safe non-destructive test must be used before replacing additional parts. What should the technician verify first to establish the problem?
- Inspect desktop hosting, identity, storage and endpoint access requirements
- Inspect CPU capabilities, firmware virtualization toggle and hypervisor error logs
- Check host OS, available RAM, processor virtualization and supported desktop hypervisor
- Compare kernel sharing, image contents and isolation requirements
Explanation
Correct Answer
B:
Inspect CPU capabilities, firmware virtualization toggle and hypervisor error logs. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that firmware currently disables the processor's VT-x or AMD-V virtualization feature. The support goal is to identify firmware virtualization prerequisites for a supported VM platform; this diagnose action specifically addresses virtualization cpu extensions without confusing a different subsystem.
Incorrect Answers
A:
Inspect desktop hosting, identity, storage and endpoint access requirements. That action is appropriate for vdi versus local desktop processing, normally when a company wants centrally managed user desktops accessed from inexpensive endpoints. Here the observed facts require virtualization cpu extensions instead.
C:
Check host OS, available RAM, processor virtualization and supported desktop hypervisor. That action is appropriate for hosted type 2 virtualization for testing, normally when a help desk engineer needs an isolated test operating system on an existing laptop. Here the observed facts require virtualization cpu extensions instead.
D:
Compare kernel sharing, image contents and isolation requirements. 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 virtualization cpu extensions instead.
Question 588
At Summit Media, a technician working in desktop hardware service bench identifies this issue: An inkjet printer leaves missing color bands although cartridges contain ink. The supporting record states that a nozzle check pattern shows interrupted lines for one color channel. The desired outcome is to use appropriate inkjet printhead maintenance instead of replacing laser consumables. The goal is to restore required function without creating a new security or safety problem. Which controlled service test best evaluates the planned approach?
- Test POST using a supported CPU after inspecting socket pins with power removed
- Print a controlled two-page sample from the target application
- Print a nozzle-check test after one controlled cleaning cycle
- Print a test page after inserting a compatible toner cartridge in a powered-down service state
Explanation
Correct Answer
C:
Print a nozzle-check test after one controlled cleaning cycle. It tests the proposed solution safely on an approved representative system. The relevant observation is that a nozzle check pattern shows interrupted lines for one color channel. The support goal is to use appropriate inkjet printhead maintenance instead of replacing laser consumables; this pilot action specifically addresses inkjet printhead clogging without confusing a different subsystem.
Incorrect Answers
A:
Test POST using a supported CPU after inspecting socket pins with power removed. This 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 inkjet printhead clogging instead.
B:
Print a controlled two-page sample from the target application. That action is appropriate for printer duplex and tray settings, normally when a network printer puts letter-size forms on the wrong paper and uses one-sided output. Here the observed facts require inkjet printhead clogging instead.
D:
Print a test page after inserting a compatible toner cartridge in a powered-down service state. That action is appropriate for laser printer faded output and toner, normally when a monochrome laser printer produces uniformly faint pages after many high-volume print jobs. Here the observed facts require inkjet printhead clogging instead.
Question 589
At Clearwater Telecom, a technician working in desktop hardware service bench identifies this issue: 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 safe pilot action gives the most relevant evidence?
- Use a known-supported test module and confirm safe seating and POST
- Remove one module during a controlled failover test with adequate remaining capacity
- Bench-test with a known-good compatible PSU before sustained load testing
- Fit approved cables on a disconnected spare PSU and compare the stated pinout
Explanation
Correct Answer
B:
Remove one module during a controlled failover test with adequate remaining capacity. It tests the proposed solution safely on an approved representative system. 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 pilot action specifically addresses redundant psu failover without confusing a different subsystem.
Incorrect Answers
A:
Use a known-supported test module and confirm safe seating and POST. 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:
Bench-test with a known-good compatible PSU before sustained load testing. This 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:
Fit approved cables on a disconnected spare PSU and compare the stated pinout. This 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 590
At Granite Capital, a technician working in small-office network service desk identifies this issue: 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 acceptance result best demonstrates the issue is resolved?
- Verify improved wireless contention and connection reliability without assuming the wired tap measured radio noise
- Verify mapping succeeds for authorized users while unrelated users remain denied
- Verify upload and download meet agreed service performance targets
- Verify correct pin continuity and pair mapping after re-termination
Explanation
Correct Answer
A:
Verify improved wireless contention and connection reliability without assuming the wired tap measured radio noise. It proves the required function with an observable result instead of assuming the change worked. 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 validate action specifically addresses wi-fi analyzer versus network tap without confusing a different subsystem.
Incorrect Answers
B:
Verify mapping succeeds for authorized users while unrelated users remain denied. That 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:
Verify upload and download meet agreed service performance targets. 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.
D:
Verify correct pin continuity and pair mapping after re-termination. That 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.
