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CompTIA A+ Core 1 220-1201 Practice Test

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Cheat Sheets

Interview question

Q: Let's say a server in our production environment suddenly shuts down during a performance test. When you investigate, you find the heatsink is loose and covered in dust. What's your immediate thought process for diagnosing and resolving this issue, and what preventative measures would you recommend to avoid this in the future? Strong answer: My immediate thought would be CPU overheating. The symptoms – sudden shutdown during load, loose heatsink, and dust – strongly suggest that the processor isn't being cooled effectively. I'd immediately re-seat the heatsink, ensuring proper contact with the CPU, and clean away the dust. To prevent this from happening again, I'd recommend implementing a regular server maintenance schedule that includes physical inspections and cleaning. Ideally, we'd also automate temperature monitoring and set up alerts to proactively identify potential overheating issues before they cause downtime.

Understanding of CPU overheating symptoms
Troubleshooting methodology (re-seating, cleaning)
Preventative measures (maintenance schedule, monitoring)
Operational thinking (proactive alerts)
Problem-solving approach

Caution: Just stating 'it's overheating' without explaining the reasoning or suggesting preventative measures. Ignoring the importance of physical server maintenance.

Why this matters

Unexpected shutdowns are frustrating for users and costly to resolve. Recognizing the link between heat buildup and system behavior helps avoid unnecessary part replacements, speeding resolution and reducing downtime.

Question 1 During a CPU-intensive test, a workstation shuts down unexpectedly after overheating. The technician discovers a loose heatsink packed with dust. Which issue is most likely causing this behavior?

Answer choices

A. DHCP scope exhaustion, as the selected response to the described condition.
B. CPU overheating, in this situation.
C. Incorrect monitor input source, in context.
D. Paper jam in the printer, under the proposed approach.

Correct answer

CPU overheating, in this situation.

A loose, dust-packed heatsink prevents heat from leaving the processor effectively during load. If the desktop shuts down during a stress test, CPU overheating is the best match because thermal protection can shut the system down. Network addressing, monitor input, and printer feed problems do not explain heat-related shutdowns.

Wrong-answer review

A. DHCP scope exhaustion, as the selected response to the described condition.: DHCP scope exhaustion is a network-addressing problem, while the stress-test shutdown and dusty heatsink indicate CPU overheating.
C. Incorrect monitor input source, in context.: Incorrect monitor input affects display signal selection, while the correct issue is thermal shutdown under CPU load, whereas CPU overheating fits the requirement in this scenario.
D. Paper jam in the printer, under the proposed approach.: A printer paper jam affects paper movement, while the correct symptom set is processor overheating during stress, whereas CPU overheating fits the requirement in this scenario.

Extra learning features

Objective/domain: Hardware and network troubleshooting

Source: Overheating Symptoms and Troubleshooting for Intel® Boxed Processors

Question 2 An office experiences frequent IP address conflicts due to manual configuration. Which statement accurately describes a key benefit of using DHCP?

A. DHCP increases network security by encrypting all communications, for the affected environment.
B. DHCP allows for manual configuration of IP addresses on devices, under the stated decision criteria.
C. DHCP optimizes network performance by prioritizing data transfer, for this requirement.
D. DHCP reduces the administrative overhead by automating IP address assignment

DHCP reduces the administrative overhead by automating IP address assignment

Objective/domain: Networking

Source: RFC 2131: Dynamic Host Configuration Protocol

Question 3 A user reports intermittent wireless drops and poor VoIP audio quality only in one conference room, particularly when a nearby microwave is in operation. What is the most likely cause?

A. A RAID controller failure, within the documented operational, security, ownership, and validation requirements.
B. External radio-frequency interference, under the documented operational and governance requirements.
C. A swollen laptop battery, for this scenario.
D. A misaligned printer tray, under the proposed approach.

External radio-frequency interference, under the documented operational and governance requirements.

Source: Detecting Interferers

Question 4 A printer stops mid-job and displays a 'paper jam' error, but no paper is visible in the exit tray. What should the technician initially investigate?

A. The Wi-Fi password is wrong, for the described technical objective and its associated operational control requirements.
B. The monitor input source changed, under the organization’s defined implementation and exception-management process.
C. Paper can be jammed somewhere else in the printer's paper path, under the stated technical, operational, and governance constraints.
D. The RAID array is degraded, within the hardware and network troubleshooting context.

Paper can be jammed somewhere else in the printer's paper path, under the stated technical, operational, and governance constraints.

Source: HP LaserJet Pro 3001-3008 printers - "Paper Jam" error | HP® Support

Question 5 A growing office wants to reduce manual IP address assignments and avoid duplicate IP address errors. What is a key benefit of using DHCP in network governance?

A. DHCP simplifies network management by automating IP address assignment and reducing the risk of IP address conflicts
B. DHCP increases network speed by optimizing data transfer rates, for the described technical objective and its associated operational control requirements.
C. DHCP allows for manual control over device configurations, providing greater flexibility, for the required operational result and control objective.
D. DHCP enhances security by encrypting all network traffic, as the recommended implementation across the complete governed service lifecycle.

DHCP simplifies network management by automating IP address assignment and reducing the risk of IP address conflicts

Question 6 A technical team is considering different virtualization platforms. Which fundamental difference distinguishes a Type 1 hypervisor from a Type 2 hypervisor?

A. Type 1 hypervisors run directly on physical hardware, while Type 2 hypervisors require an operating system to run, within the proposed design.
B. Type 1 hypervisors are used in cloud environments, while Type 2 hypervisors are used for local virtualization, for the required outcome.
C. Type 1 hypervisors are less efficient than Type 2 hypervisors, as the primary implementation for the described business requirement.
D. Type 1 hypervisors can only be used on Windows operating systems, within the virtualization and cloud computing context.

Type 1 hypervisors run directly on physical hardware, while Type 2 hypervisors require an operating system to run, within the proposed design.

Objective/domain: Virtualization and cloud computing

Source: What is a hypervisor? - Red Hat

Question 7 A user pairs a Bluetooth headset with a laptop before using it for calls. What is the primary security purpose of Bluetooth pairing?

A. To establish shared keys used to secure the connection, as the primary proposed approach.
B. To increase antenna transmit power, within the described context.
C. To force devices onto Wi-Fi, as the selected response to the described condition.
D. To disable encryption for faster transfer, within the proposed design.

To establish shared keys used to secure the connection, as the primary proposed approach.

Objective/domain: Mobile devices

Source: Bluetooth pairing feature exchange - Bluetooth SIG

Question 8 A user reports that a phone only charges when the cable is held at an angle, and the connector feels loose. Which hardware issue is most likely responsible for this behavior?

A. A physically damaged charging port
B. Airplane Mode is enabled, for this task.
C. Bluetooth pairing has failed, for the specified implementation requirement.
D. The wallpaper file is corrupt, for this task.

A physically damaged charging port

Source: If your iPhone or iPod touch won't charge - Apple Support

Question 9 A startup wants cloud-hosted virtual machines, storage, and networking while still managing the guest OS and applications. Which description best matches Infrastructure as a Service?

A. It provides virtualized compute, storage, and networking while the customer manages the guest OS and apps, within the stated policy framework.
B. It provides only managed databases and serverless runtimes, for the described technical objective and its associated operational control requirements, for this task.
C. It removes all customer responsibility for system administration, for the stated security, delivery, and accountability requirements.
D. It delivers a finished application that the provider fully manages, as the proposed design for the complete governed operational workflow.

It provides virtualized compute, storage, and networking while the customer manages the guest OS and apps, within the stated policy framework.

Source: What is IaaS? - AWS

Question 10 A workstation exhibits clicking noises, slow boot times, and disk error messages. After investigation, a technician determines a failing component is the root cause. Which hardware component is the most probable source of these symptoms?

A. An incorrect Wi-Fi password, for the specified implementation requirement.
B. A failing hard drive, as proposed.
C. A bad DIMM that needs reseating, as proposed.
D. An empty printer tray, in this situation.

A failing hard drive, as proposed.

Source: Fix Hard Drive and SSD Issues | Dell US

CompTIA A+ Core 1 220-1201 Practice Test

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What you get with free practice

During a CPU-intensive test, a workstation shuts down unexpectedly after overheating. The technician discovers a loose heatsink packed with dust. Which issue is most likely causing this behavior?

An office experiences frequent IP address conflicts due to manual configuration. Which statement accurately describes a key benefit of using DHCP?

A user reports intermittent wireless drops and poor VoIP audio quality only in one conference room, particularly when a nearby microwave is in operation. What is the most likely cause?

A printer stops mid-job and displays a 'paper jam' error, but no paper is visible in the exit tray. What should the technician initially investigate?

A growing office wants to reduce manual IP address assignments and avoid duplicate IP address errors. What is a key benefit of using DHCP in network governance?

A technical team is considering different virtualization platforms. Which fundamental difference distinguishes a Type 1 hypervisor from a Type 2 hypervisor?

A user pairs a Bluetooth headset with a laptop before using it for calls. What is the primary security purpose of Bluetooth pairing?

A user reports that a phone only charges when the cable is held at an angle, and the connector feels loose. Which hardware issue is most likely responsible for this behavior?

A startup wants cloud-hosted virtual machines, storage, and networking while still managing the guest OS and applications. Which description best matches Infrastructure as a Service?

A workstation exhibits clicking noises, slow boot times, and disk error messages. After investigation, a technician determines a failing component is the root cause. Which hardware component is the most probable source of these symptoms?

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Interview question

Why this matters

Answer choices

Correct answer

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Correct answer

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Correct answer

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Correct answer

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