CompTIA 220-1201 Practice Test 14
Question 130
On a service ticket for Stonebridge Research, the team observes: A smartphone can browse over Wi-Fi but cannot connect to the internet when leaving the office. The supporting record states that the SIM is provisioned and cellular data was manually disabled in device settings. The desired outcome is to distinguish cellular configuration from a working Wi-Fi connection. Only approved service procedures and compatible replacement components may be used. Which diagnostic check best distinguishes the relevant fault?
- Inspect per-app usage, background refresh, radio activity and battery health metrics
- Inspect the port for lint, bent pins, moisture indicator and cable seating with power disconnected
- Check cable damage, connector strain, monitor input selection and GPU outputs
- Check cellular toggle, SIM or eSIM provisioning, airplane mode and signal state
Explanation
Correct Answer
D:
Check cellular toggle, SIM or eSIM provisioning, airplane mode and signal state. It checks the likely failure boundary before altering working parts or settings. The relevant observation is that the SIM is provisioned and cellular data was manually disabled in device settings. The support goal is to distinguish cellular configuration from a working Wi-Fi connection; this diagnose action specifically addresses mobile data failure due to disabled cellular without confusing a different subsystem.
Incorrect Answers
A:
Inspect per-app usage, background refresh, radio activity and battery health metrics. This 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.
B:
Inspect the port for lint, bent pins, moisture indicator and cable seating with power disconnected. This action is appropriate for mobile charging port debris, normally when a phone charges intermittently only when its USB-C plug is held at an angle. Here the observed facts require mobile data failure due to disabled cellular instead.
C:
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 mobile data failure due to disabled cellular instead.
Question 131
On a service ticket for Acorn Foods, the team observes: A virtualization server must survive failure of one power supply without rebooting all guests. The desired outcome is to choose a supported redundant power configuration and test failover safely. User data and business service continuity must be preserved. What observation would verify successful service restoration?
- Verify the machine remains stable under expected combined CPU and GPU draw
- Verify the server remains online and generates the expected module failure alert
- Verify stable component power without damaged devices or hot connectors
- Verify output remains held until authorized release and does not appear for other users
Explanation
Correct Answer
B:
Verify the server remains online and generates the expected module failure alert. It proves the required function with an observable result instead of assuming the change worked. The relevant observation is that a virtualization server must survive failure of one power supply without rebooting all guests. The support goal is to choose a supported redundant power configuration and test failover safely; this validate action specifically addresses redundant psu failover without confusing a different subsystem.
Incorrect Answers
A:
Verify the machine remains stable under expected combined CPU and GPU draw. 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.
C:
Verify stable component power without damaged devices or hot connectors. 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.
D:
Verify output remains held until authorized release and does not appear for other users. This action is appropriate for secure pull-print and release authentication, normally when confidential reports regularly sit unclaimed in a shared hallway printer's output tray. Here the observed facts require redundant psu failover instead.
Question 132
A support request at Summit Media presents this problem: A purchasing manager believes a separate SaaS login means the vendor built an exclusive physical server for each customer. The desired outcome is to distinguish logical tenant isolation from guaranteed dedicated physical hardware. Only approved service procedures and compatible replacement components may be used. Which planned change most directly resolves the documented issue?
- Configure supported autoscaling rules with limits for traffic-driven elasticity
- Keep snapshots for short rollback and use separate validated backups for data resilience
- Select dedicated hosting only when explicitly required and otherwise verify tenant isolation controls
- Describe the combination as hybrid cloud rather than calling it wholly public or wholly private
Explanation
Correct Answer
C:
Select dedicated hosting only when explicitly required and otherwise verify tenant isolation controls. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that a purchasing manager believes a separate SaaS login means the vendor built an exclusive physical server for each customer. The support goal is to distinguish logical tenant isolation from guaranteed dedicated physical hardware; this design action specifically addresses multitenancy versus dedicated cloud resources without confusing a different subsystem.
Incorrect Answers
A:
Configure supported autoscaling rules with limits for traffic-driven elasticity. 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 multitenancy versus dedicated cloud resources instead.
B:
Keep snapshots for short rollback and use separate validated backups for data resilience. This action is appropriate for vm snapshot versus independent backup, normally when a developer calls a local VM snapshot a complete disaster recovery backup. Here the observed facts require multitenancy versus dedicated cloud resources instead.
D:
Describe the combination as hybrid cloud rather than calling it wholly public or wholly private. This 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 multitenancy versus dedicated cloud resources instead.
Question 133
On a service ticket for Clearwater Telecom, the team observes: 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 post-repair signal best detects regression or repeat exposure?
- Monitor cross-environment data flow and newly unauthorized public exposure
- Monitor egress spikes and unexpected synchronization jobs
- Monitor scaling oscillation, capacity limits and cost spikes
- Monitor service patch announcements and customer-managed database access settings
Explanation
Correct Answer
D:
Monitor service patch announcements and customer-managed database access settings. It tracks recurrence of the specific failure mechanism over time. 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 monitor action specifically addresses iaas versus paas versus saas ownership without confusing a different subsystem.
Incorrect Answers
A:
Monitor cross-environment data flow and newly unauthorized public exposure. This 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.
B:
Monitor egress spikes and unexpected synchronization jobs. 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.
C:
Monitor scaling oscillation, capacity limits and cost spikes. 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 iaas versus paas versus saas ownership instead.
Question 134
At Pioneer Markets, a technician working in hardware and network incident triage identifies this issue: A desktop shuts off only after several minutes of high CPU utilization. The supporting record states that firmware temperature history reports thermal limits and the CPU fan shows intermittent rotation. The desired outcome is to find the heat-removal fault causing thermal shutdown. The technician must document observations separately from assumptions. Which post-repair signal best detects regression or repeat exposure?
- Track power event logs and thermal or electrical excursions
- Monitor new POST codes or display initialization failures after component changes
- Monitor fan RPM alerts, dust buildup and thermal throttling trends
- Monitor new memory errors and recurrence after the chassis is moved
Explanation
Correct Answer
C:
Monitor fan RPM alerts, dust buildup and thermal throttling trends. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that firmware temperature history reports thermal limits and the CPU fan shows intermittent rotation. The support goal is to find the heat-removal fault causing thermal shutdown; this monitor action specifically addresses cpu overheat from failed fan without confusing a different subsystem.
Incorrect Answers
A:
Track power event logs and thermal or electrical excursions. This 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:
Monitor new POST codes or display initialization failures after component changes. This 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.
D:
Monitor new memory errors and recurrence after the chassis is moved. This 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 cpu overheat from failed fan instead.
Question 135
During Northland Labs's small-office network service desk, the technician encounters this condition: A technician must determine whether a terminated Ethernet run has crossed wires and split pairs. The supporting record states that the office has a wiremap cable tester and a toner/probe used for tracing cable identity. The desired outcome is to select the diagnostic tool for wiring correctness versus cable tracing. 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
- Use a cable tester for conductor mapping and a toner/probe to locate an unidentified cable
- Allow approved SMB 445 between specified clients and the file server without opening remote desktop
- Use a Wi-Fi analyzer to select a cleaner channel and appropriate channel width
Explanation
Correct Answer
B:
Use a cable tester for conductor mapping and a toner/probe to locate an unidentified cable. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the office has a wiremap cable tester and a toner/probe used for tracing cable identity. The support goal is to select the diagnostic tool for wiring correctness versus cable tracing; this design action specifically addresses cable tester versus toner and probe without confusing a different subsystem.
Incorrect Answers
A:
Label short-range personal devices PAN, building networking LAN and multi-site WAN appropriately. This action is appropriate for pan versus lan versus wan scope, normally when a technician must classify a Bluetooth watch connection, office Ethernet and multi-site leased link. Here the observed facts require cable tester versus toner and probe instead.
C:
Allow approved SMB 445 between specified clients and the file server without opening remote desktop. 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 cable tester versus toner and probe instead.
D:
Use a Wi-Fi analyzer to select a cleaner channel and appropriate channel width. 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 cable tester versus toner and probe instead.
Question 136
At Juniper Tech, a technician working in small-office network service desk identifies this issue: Authentication logs from two branch routers show conflicting timestamps during the same event. The supporting record states that their clocks drift because NTP synchronization is disabled; syslog collection itself is functioning. The desired outcome is to identify the role of network time synchronization separate from log transport. Service work must follow power isolation, ESD, and manufacturer instructions when applicable. Which planned change most directly resolves the documented issue?
- Use a cable tester for conductor mapping and a toner/probe to locate an unidentified cable
- Repair the DNS server or client DNS setting rather than rebuilding the DHCP address pool
- Deploy an appropriate load balancer with health probes for the supported service
- Configure an approved reachable NTP source for network devices while retaining centralized syslog
Explanation
Correct Answer
D:
Configure an approved reachable NTP source for network devices while retaining centralized syslog. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that their clocks drift because NTP synchronization is disabled; syslog collection itself is functioning. The support goal is to identify the role of network time synchronization separate from log transport; this design action specifically addresses ntp time service versus centralized syslog without confusing a different subsystem.
Incorrect Answers
A:
Use a cable tester for conductor mapping and a toner/probe to locate an unidentified 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 ntp time service versus centralized syslog instead.
B:
Repair the DNS server or client DNS setting rather than rebuilding the DHCP address pool. That action is appropriate for dns resolution versus dhcp address assignment, normally when a workstation has a valid IPv4 address, gateway and lease but cannot reach services by hostname. Here the observed facts require ntp time service versus centralized syslog instead.
C:
Deploy an appropriate load balancer with health probes for the supported service. That 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 ntp time service versus centralized syslog instead.
Question 137
At Monarch Pharmacy, a technician working in end-user troubleshooting identifies this issue: A gaming PC has fans and lights but fails POST after a second RAM stick was installed. The desired outcome is to diagnose a probable memory seating or module fault before swapping unrelated parts. User data and business service continuity must be preserved. Which configuration or repair action best addresses the stated requirement?
- Reseat or replace the confirmed graphics card rather than assuming every beep means bad RAM
- Replace the failed cooling fan and correct airflow or thermal interface as indicated
- Reseat RAM with power disconnected and isolate modules using supported test slots
- Restore valid AC input or replace the confirmed faulty PSU only after external checks
Explanation
Correct Answer
C:
Reseat RAM with power disconnected and isolate modules using supported test slots. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that a gaming PC has fans and lights but fails POST after a second RAM stick was installed. The support goal is to diagnose a probable memory seating or module fault before swapping unrelated parts; this design action specifically addresses desktop memory fault preventing post without confusing a different subsystem.
Incorrect Answers
A:
Reseat or replace the confirmed graphics card rather than assuming every beep means bad RAM. This 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 desktop memory fault preventing post instead.
B:
Replace the failed cooling fan and correct airflow or thermal interface as indicated. This action is appropriate for cpu overheat from failed fan, normally when a desktop shuts off only after several minutes of high CPU utilization. Here the observed facts require desktop memory fault preventing post instead.
D:
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 desktop memory fault preventing post instead.
Question 138
On a service ticket for Lakeside Analytics, the team observes: A SATA HDD disappears occasionally despite healthy spin-up and no clear media errors. The supporting record states that drive connection logs show interface CRC errors after the PC was transported. The desired outcome is to distinguish data cabling problems from disk surface failure. The customer requires a verified fix rather than a guess based on one symptom. Which controlled service test best evaluates the planned approach?
- Restore a test file set to a replacement disk in an isolated recovery workflow
- Boot from a known-good test cable while leaving drive content unchanged
- Rehearse a RAID 1 rebuild with a disposable lab array and a spare disk
- Swap only the display cable on a known-good test monitor
Explanation
Correct Answer
B:
Boot from a known-good test cable while leaving drive content unchanged. It tests the proposed solution safely on an approved representative system. The relevant observation is that drive connection logs show interface CRC errors after the PC was transported. The support goal is to distinguish data cabling problems from disk surface failure; this pilot action specifically addresses intermittent sata cable data fault without confusing a different subsystem.
Incorrect Answers
A:
Restore a test file set to a replacement disk in an isolated recovery workflow. 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 intermittent sata cable data fault instead.
C:
Rehearse a RAID 1 rebuild with a disposable lab array and a spare disk. This action is appropriate for degraded raid after a failed member, normally when a mirrored NAS reports one disk failed while files remain available. Here the observed facts require intermittent sata cable data fault instead.
D:
Swap only the display cable on a known-good test monitor. 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 intermittent sata cable data fault instead.
Question 139
A support request at Silverline Travel presents this problem: A print server loses its queue target after a DHCP address change and needs a persistent assigned lease. The desired outcome is to select a stable printer address assignment without disabling office DHCP. User data and business service continuity must be preserved. What should support monitor to catch a recurrence of the same failure?
- Monitor mail bounce reports and unauthorized TXT or MX record drift
- Monitor repeated failed pinout tests and cable labeling gaps
- Monitor VLAN trunk policy and remote VPN session errors as distinct controls
- Monitor reservation conflicts and device MAC replacement
Explanation
Correct Answer
D:
Monitor reservation conflicts and device MAC replacement. It tracks recurrence of the specific failure mechanism over time. The relevant observation is that a print server loses its queue target after a DHCP address change and needs a persistent assigned lease. The support goal is to select a stable printer address assignment without disabling office DHCP; this monitor action specifically addresses dhcp reservation versus exclusion without confusing a different subsystem.
Incorrect Answers
A:
Monitor mail bounce reports and unauthorized TXT or MX record drift. This 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 dhcp reservation versus exclusion instead.
B:
Monitor repeated failed pinout tests and cable labeling gaps. This action is appropriate for cable tester versus toner and probe, normally when a technician must determine whether a terminated Ethernet run has crossed wires and split pairs. Here the observed facts require dhcp reservation versus exclusion instead.
C:
Monitor VLAN trunk policy and remote VPN session errors as distinct controls. 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 dhcp reservation versus exclusion instead.
Question 140
At Maplebank Ltd, a technician working in hardware and network incident triage identifies this issue: A tablet repeatedly loses a wireless barcode scanner despite normal Wi-Fi service. The supporting record states that the scanner battery is weak and it often reconnects to a nearby previously paired device. The desired outcome is to differentiate Bluetooth accessory power and pairing from WLAN connection quality. User data and business service continuity must be preserved. What should the technician recommend as the corrective approach?
- Move the verified OS boot entry ahead of the empty disk in firmware
- Enable permitted cellular data and confirm the correct subscriber plan
- Recharge the accessory and restore its exclusive intended pairing with the supported tablet
- Remove safe debris using manufacturer-recommended nonconductive methods or arrange service
Explanation
Correct Answer
C:
Recharge the accessory and restore its exclusive intended pairing with the supported tablet. It corrects the documented cause using the compatible technology and support constraints. The relevant observation is that the scanner battery is weak and it often reconnects to a nearby previously paired device. The support goal is to differentiate Bluetooth accessory power and pairing from WLAN connection quality; this design action specifically addresses bluetooth accessory reconnect failure without confusing a different subsystem.
Incorrect Answers
A:
Move the verified OS boot entry ahead of the empty disk in firmware. This action is appropriate for uefi boot order after a second drive, normally when a computer reports no bootable operating system after a new secondary drive was added. Here the observed facts require bluetooth accessory reconnect failure instead.
B:
Enable permitted cellular data and confirm the correct subscriber plan. This action is appropriate for mobile data failure due to disabled cellular, normally when a smartphone can browse over Wi-Fi but cannot connect to the internet when leaving the office. Here the observed facts require bluetooth accessory reconnect failure instead.
D:
Remove safe debris using manufacturer-recommended nonconductive methods or arrange service. This action is appropriate for mobile charging port debris, normally when a phone charges intermittently only when its USB-C plug is held at an angle. Here the observed facts require bluetooth accessory reconnect failure instead.
