CompTIA 220-1201 Practice Test 61
Question 600
A support request at Cedar Education presents this problem: A builder replaces a modular PSU but wants to reuse its old detachable power leads. The supporting record states that modular power supply connectors are not necessarily pinned identically between models. The desired outcome is to avoid unsafe cross-vendor modular PSU cable substitution. A safe non-destructive test must be used before replacing additional parts. How should the solution first be tested on an approved spare or pilot system?
- 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
- Remove one module during a controlled failover test with adequate remaining capacity
- Run a non-destructive throughput test using known files on a certified host/cable pair
Explanation
Correct Answer
B:
Fit approved cables on a disconnected spare PSU and compare the stated pinout. It tests the proposed solution safely on an approved representative system. The relevant observation is that modular power supply connectors are not necessarily pinned identically between models. The support goal is to avoid unsafe cross-vendor modular PSU cable substitution; this pilot action specifically addresses modular psu cable safety without confusing a different subsystem.
Incorrect Answers
A:
Bench-test with a known-good compatible PSU before sustained load testing. 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 modular psu cable safety instead.
C:
Remove one module during a controlled failover test with adequate remaining capacity. That action is appropriate for redundant psu failover, normally when an office server needs to stay online when one power supply module fails. Here the observed facts require modular psu cable safety instead.
D:
Run a non-destructive throughput test using known files on a certified host/cable pair. This action is appropriate for usb-c versus thunderbolt port capability, normally when an external high-bandwidth storage enclosure only negotiates low speed on a laptop USB-C connector. Here the observed facts require modular psu cable safety instead.
Question 601
During Clearwater Telecom's cloud and desktop infrastructure review, the technician encounters this condition: An app team wants a hosted relational database without maintaining guest operating systems. The desired outcome is to select a service model based on who manages runtime infrastructure. The goal is to restore required function without creating a new security or safety problem. Which acceptance result best demonstrates the issue is resolved?
- Verify instances increase under load and decrease after demand subsides
- Verify the customer can create databases without administering host OS patching
- Verify the cost estimate distinguishes outbound billed traffic from storage capacity
- Verify the stated legacy service stays private while the public component communicates only over approved paths
Explanation
Correct Answer
B:
Verify the customer can create databases without administering host OS patching. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that an app team wants a hosted relational database without maintaining guest operating systems. The support goal is to select a service model based on who manages runtime infrastructure; this validate action specifically addresses iaas versus paas versus saas ownership without confusing a different subsystem.
Incorrect Answers
A:
Verify instances increase under load and decrease after demand subsides. That action is appropriate for cloud elasticity versus fixed provisioning, normally when an online storefront sees traffic triple for two hours and then fall back to normal. Here the observed facts require iaas versus paas versus saas ownership instead.
C:
Verify the cost estimate distinguishes outbound billed traffic from storage capacity. 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 iaas versus paas versus saas ownership instead.
D:
Verify the stated legacy service stays private while the public component communicates only over approved paths. That action is appropriate for public versus private versus hybrid cloud, normally when an enterprise must keep one legacy regulatory workload in its own datacenter while scaling an unrelated web front end in a public provider. Here the observed facts require iaas versus paas versus saas ownership instead.
Question 602
During Juniper Tech's cloud and desktop infrastructure review, the technician encounters this condition: A trainer wants to run a Linux guest inside Windows for an afternoon workshop. The desired outcome is to choose a hosted virtualization approach suitable for local test development. A safe non-destructive test must be used before replacing additional parts. What should be tracked after the fix to maintain service reliability?
- Monitor excessive host memory consumption and stale test VMs
- 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 excessive host memory consumption and stale test VMs. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a trainer wants to run a Linux guest inside Windows for an afternoon workshop. The support goal is to choose a hosted virtualization approach suitable for local test development; this monitor action specifically addresses hosted type 2 virtualization for testing 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 hosted type 2 virtualization for testing 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 hosted type 2 virtualization for testing 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 hosted type 2 virtualization for testing instead.
Question 603
During Amberline Finance's end-user troubleshooting, the technician encounters this condition: A desktop's wired NIC repeatedly disconnects when a frayed Ethernet lead moves. The desired outcome is to isolate physical cable or connector failure before changing network services. A safe non-destructive test must be used before replacing additional parts. Which inspection most directly confirms the likely cause before changing components?
- Check resolver settings, DNS request responses and direct-IP reachability
- Inspect link LEDs, cable jacket, RJ45 latch and switch port error counters
- Inspect channel use, signal strength, client retries and non-Wi-Fi interference sources
- Inspect brightness controls, display cable, backlight power and serviceable panel components
Explanation
Correct Answer
B:
Inspect link LEDs, cable jacket, RJ45 latch and switch port error counters. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that a desktop's wired NIC repeatedly disconnects when a frayed Ethernet lead moves. The support goal is to isolate physical cable or connector failure before changing network services; this diagnose action specifically addresses copper ethernet link flapping without confusing a different subsystem.
Incorrect Answers
A:
Check resolver settings, DNS request responses and direct-IP reachability. That action is appropriate for dns failure with working ip connectivity, normally when a workstation opens a service directly by numeric IP but says its hostname cannot be resolved. Here the observed facts require copper ethernet link flapping instead.
C:
Inspect channel use, signal strength, client retries and non-Wi-Fi interference sources. That 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 copper ethernet link flapping instead.
D:
Inspect brightness controls, display cable, backlight power and serviceable panel components. 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 copper ethernet link flapping instead.
Question 604
During Amberline Finance's hardware and network incident triage, the technician encounters this condition: A laptop screen looks black but a flashlight reveals a faint intact desktop image. The supporting record states that an external display works and the built-in LCD image exists without sufficient illumination. The desired outcome is to distinguish backlight or power-circuit failure from GPU rendering failure. Any configuration change must be reversible and validated on a controlled test device. Which post-repair signal best detects regression or repeat exposure?
- Monitor brightness dropout and hinge-related display cable faults
- Monitor DHCP request timeouts and APIPA occurrences
- Monitor recurring connector issues and dock port strain
- Monitor frequently changed input selections and broken AV cables
Explanation
Correct Answer
A:
Monitor brightness dropout and hinge-related display cable faults. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that an external display works and the built-in LCD image exists without sufficient illumination. The support goal is to distinguish backlight or power-circuit failure from GPU rendering failure; this monitor action specifically addresses backlight failure on laptop lcd without confusing a different subsystem.
Incorrect Answers
B:
Monitor DHCP request timeouts and APIPA occurrences. This action is appropriate for dhcp failure and 169.254 apipa symptom, normally when an office PC obtains a 169.254 address and cannot reach internet destinations. Here the observed facts require backlight failure on laptop lcd instead.
C:
Monitor recurring connector issues and dock port strain. 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 backlight failure on laptop lcd instead.
D:
Monitor frequently changed input selections and broken AV cables. This action is appropriate for projector wrong input versus computer failure, normally when a conference room projector displays a no-signal message while the laptop works locally. Here the observed facts require backlight failure on laptop lcd instead.
Question 605
A support request at Acorn Foods presents this problem: An office adds a second VLAN but expects an unmanaged switch alone to connect both IP subnets. The desired outcome is to identify routing versus local Ethernet switching responsibilities. Any configuration change must be reversible and validated on a controlled test device. Which controlled service test best evaluates the planned approach?
- Tap a test badge at the documented NFC distance and pair a test headset via Bluetooth
- Test a lab Ethernet connection after a provisioned ONT, without altering optical connectors
- Connect representative powered devices to a lab switch and monitor total power budget
- Test ping between subnets through an approved router after confirming local switching
Explanation
Correct Answer
D:
Test ping between subnets through an approved router after confirming local switching. It tests the proposed solution safely on an approved representative system. The relevant observation is that an office adds a second VLAN but expects an unmanaged switch alone to connect both IP subnets. The support goal is to identify routing versus local Ethernet switching responsibilities; this pilot action specifically addresses router versus layer 2 switch forwarding without confusing a different subsystem.
Incorrect Answers
A:
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 router versus layer 2 switch forwarding instead.
B:
Test a lab Ethernet connection after a provisioned ONT, without altering optical connectors. 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 router versus layer 2 switch forwarding instead.
C:
Connect representative powered devices to a lab switch and monitor total power budget. This 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 router versus layer 2 switch forwarding instead.
Question 606
At Crescent Operations, a technician working in end-user troubleshooting identifies this issue: A laptop can ping 8.8.8.8 but cannot open a business website by its domain name. The desired outcome is to troubleshoot name resolution separately from basic routed network access. Any configuration change must be reversible and validated on a controlled test device. Which verification result supports the intended technical outcome?
- Verify named service access succeeds without changing the existing working gateway
- Verify stable negotiated link speed and disappearance of interface errors
- Verify the client receives valid scope IP, subnet mask, gateway and DNS options
- Verify the phone registers and the PC receives the employee scope while guests remain isolated
Explanation
Correct Answer
A:
Verify named service access succeeds without changing the existing working gateway. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that a laptop can ping 8.8.8.8 but cannot open a business website by its domain name. The support goal is to troubleshoot name resolution separately from basic routed network access; this validate action specifically addresses dns failure with working ip connectivity without confusing a different subsystem.
Incorrect Answers
B:
Verify stable negotiated link speed and disappearance of interface errors. This action is appropriate for copper ethernet link flapping, normally when a workstation loses Ethernet connection whenever its patch lead is bent. Here the observed facts require dns failure with working ip connectivity instead.
C:
Verify the client receives valid scope IP, subnet mask, gateway and DNS options. That action is appropriate for dhcp failure and 169.254 apipa symptom, normally when an office PC obtains a 169.254 address and cannot reach internet destinations. Here the observed facts require dns failure with working ip connectivity instead.
D:
Verify the phone registers and the PC receives the employee scope while guests remain isolated. That action is appropriate for vlan mismatch causing one desk to lose access, normally when a desk phone and PC stop reaching their correct services after a switch port change. Here the observed facts require dns failure with working ip connectivity instead.
Question 607
A support request at Harborworks presents this problem: A machine passes idle checks but reboots when the GPU and CPU draw peak power together. The supporting record states that the PSU is below vendor recommended capacity and its protection event appears in a diagnostic log. The desired outcome is to differentiate load-related power failure from random OS application crashes. The goal is to restore required function without creating a new security or safety problem. Which configuration or repair action best addresses the stated requirement?
- Replace an undersized PSU with a compatible adequately rated unit
- Reseat RAM with power disconnected and isolate modules using supported test slots
- Reseat or replace the confirmed graphics card rather than assuming every beep means bad RAM
- Load the correct thermal stock in the required orientation and clean the printhead as supported
Explanation
Correct Answer
A:
Replace an undersized PSU with a compatible adequately rated unit. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the PSU is below vendor recommended capacity and its protection event appears in a diagnostic log. The support goal is to differentiate load-related power failure from random OS application crashes; this design action specifically addresses psu instability under peak component load without confusing a different subsystem.
Incorrect Answers
B:
Reseat RAM with power disconnected and isolate modules using supported test slots. That action is appropriate for desktop memory fault preventing post, normally when a desktop powers on but gives a repeating memory-related beep pattern and no display. Here the observed facts require psu instability under peak component load instead.
C:
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 psu instability under peak component load instead.
D:
Load the correct thermal stock in the required orientation and clean the printhead as supported. 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 psu instability under peak component load instead.
Question 608
During Pioneer Markets's desktop hardware service bench, the technician encounters this condition: A desktop repair requires replacement memory but the spare part comes from a notebook. The supporting record states that the desktop has full-length DIMM sockets and the spare is a short SODIMM. The desired outcome is to recognize memory module form factors and physical socket compatibility. The goal is to restore required function without creating a new security or safety problem. Which acceptance result best demonstrates the issue is resolved?
- Verify firmware exposes ECC mode and error reporting rather than merely booting
- Verify memory training succeeds at an approved speed with no diagnostic errors
- Confirm the optical receive power and link speed meet both transceiver specifications
- Verify secure latching, firmware recognition and memory diagnostics
Explanation
Correct Answer
D:
Verify secure latching, firmware recognition and memory diagnostics. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that the desktop has full-length DIMM sockets and the spare is a short SODIMM. The support goal is to recognize memory module form factors and physical socket compatibility; this validate action specifically addresses sodimm versus dimm form factor without confusing a different subsystem.
Incorrect Answers
A:
Verify firmware exposes ECC mode and error reporting rather than merely booting. That action is appropriate for ecc memory error correction compatibility, normally when a workstation used for scientific computation requires supported correction of single-bit RAM errors. Here the observed facts require sodimm versus dimm form factor instead.
B:
Verify memory training succeeds at an approved speed with no diagnostic errors. That 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 sodimm versus dimm form factor instead.
C:
Confirm the optical receive power and link speed meet both transceiver specifications. This action is appropriate for single-mode versus multimode fiber, normally when a campus backbone spans several kilometers between buildings and requires high throughput. Here the observed facts require sodimm versus dimm form factor instead.
Question 609
During Amberline Finance's end-user troubleshooting, the technician encounters this condition: A desktop's wired NIC repeatedly disconnects when a frayed Ethernet lead moves. The desired outcome is to isolate physical cable or connector failure before changing network services. A safe non-destructive test must be used before replacing additional parts. Which post-repair signal best detects regression or repeat exposure?
- Monitor brightness dropout and hinge-related display cable faults
- Monitor CRC errors and recurring physical link events
- Monitor resolver errors and DHCP option drift
- Monitor busy-channel duration and newly deployed neighboring radios
Explanation
Correct Answer
B:
Monitor CRC errors and recurring physical link events. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a desktop's wired NIC repeatedly disconnects when a frayed Ethernet lead moves. The support goal is to isolate physical cable or connector failure before changing network services; this monitor action specifically addresses copper ethernet link flapping without confusing a different subsystem.
Incorrect Answers
A:
Monitor brightness dropout and hinge-related display cable faults. 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 copper ethernet link flapping instead.
C:
Monitor resolver errors and DHCP option drift. That action is appropriate for dns failure with working ip connectivity, normally when a workstation opens a service directly by numeric IP but says its hostname cannot be resolved. Here the observed facts require copper ethernet link flapping instead.
D:
Monitor busy-channel duration and newly deployed neighboring radios. That 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 copper ethernet link flapping instead.
Question 610
A support request at Cedar Education presents this problem: A developer proposes a full Windows guest for each Linux microservice despite a supported container runtime. The desired outcome is to identify containers versus full operating-system VMs for application packaging. Any configuration change must be reversible and validated on a controlled test device. How should the solution first be tested on an approved spare or pilot system?
- Start a harmless container on a lab host and inspect the shared kernel version
- Run a safe synthetic load curve in an isolated test service to trigger scale out and back in
- Create a disposable VM and verify host and guest can run concurrently
- Open a test virtual desktop session from a thin client over a controlled network
Explanation
Correct Answer
A:
Start a harmless container on a lab host and inspect the shared kernel version. It tests the proposed solution safely on an approved representative system. The relevant observation is that a developer proposes a full Windows guest for each Linux microservice despite a supported container runtime. The support goal is to identify containers versus full operating-system VMs for application packaging; this pilot action specifically addresses container isolation versus full virtual machine without confusing a different subsystem.
Incorrect Answers
B:
Run a safe synthetic load curve in an isolated test service to trigger scale out and back in. This action is appropriate for cloud elasticity versus fixed provisioning, normally when an online storefront sees traffic triple for two hours and then fall back to normal. Here the observed facts require container isolation versus full virtual machine instead.
C:
Create a disposable VM and verify host and guest can run concurrently. This 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 container isolation versus full virtual machine instead.
D:
Open a test virtual desktop session from a thin client over a controlled network. This 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 container isolation versus full virtual machine instead.
