Pass the CompTIA A+ 220-1201 Questions and answers with ValidTests

Wi-Fi assistance in mobile devices helps improve location accuracy by using nearby wireless networks to triangulate the device’s position, even when GPS signals are weak (like indoors or in dense areas).

If the system reports“Bootable device not found”, and the BIOS is configured correctly, the next step is torun diagnostics on the hard driveto check for physical or logical failure. It could be a sign of afailing drive or corrupt boot sector.

Option A:Reformatting the drive would erase data — not a diagnostic step.

Option C:RAM does not affect whether a drive is bootable.

Option D:Replacing the drive should only be doneafter diagnostics confirm failure.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 3.5: Given a scenario, troubleshoot problems related to storage devices.

High resource usage along with frequentpop-upsare strong signs of amalware infection. The next logical step is toupdate anti-malware definitionsandrun a full scanto detect and remove threats.

Option A:Network performance is likely not the root cause — local system behavior points to malware.

Option B:Drivers affect hardware functionality; they don’t resolve malware-related slowness.

Option D:DHCP issues usually cause IP conflicts or no network access, not CPU spikes or pop-ups.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 4.2: Given a scenario, detect, remove, and prevent malware using appropriate tools and methods.

AVLAN (Virtual LAN)is used to logically segment a network without requiring physical separation. It enables grouping devices based on function or department regardless of their physical location.

Option A (DHCP):Assigns IP addresses dynamically but doesn’t create network segments.

Option C (DNS):Resolves domain names to IP addresses, not used for network segmentation.

Option D (VPN):Provides secure remote access but does not relate to logical segmentation within a local network.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 2.3: Explain common logical networking concepts.

D. POST Code Beeps:

During the Power-On Self-Test (POST), the BIOS performs checks on system hardware, including RAM. If the RAM is faulty, POST may produce a series of beep codes indicating memory issues.

These beep codes are often the first sign of RAM-related problems, especially if the BSOD occurs randomly.

Incorrect Options:

A. Wrong BIOS configurations: Incorrect BIOS settings may cause boot errors, but they are less likely to cause random BSODs.

B. Continuous reboots: Continuous reboots could result from multiple hardware or software issues but do not specifically point to RAM.

C. Distended capacitors: Faulty capacitors typically affect the motherboard, not the RAM.

Key Takeaway: POST beep codes are a common diagnostic tool for identifying RAM-related issues.

C. Initiate the system restore:

If the technician is confident that rolling back the system to a previous restore point will resolve the issue, the next logical step is to initiate the System Restore process.

System Restore allows the system to revert to a state before the OS update, which can eliminate the performance issues caused by the update.

Incorrect Options:

A. Document the findings: Documentation is important but should occur after resolving the issue.

B. Investigate any recent infrastructure changes: This is unnecessary if the issue is already attributed to the OS update.

D. Verify full system functionality: This step should be performed after the System Restore is completed.

Key Takeaway: When confident that rolling back will resolve the issue, the technician should proceed with initiating a System Restore to revert the OS.

If a desktopfails to power on entirely, the most probable cause is afaulty Power Supply Unit (PSU). If there are no lights, fans, or POST beeps, the PSU may have failed, cutting off all power to the motherboard and components.

Option B (GPU):Could prevent video output, but the system would still power on and beep.

Option C (RAM):Missing or faulty RAM would cause POST errors but not prevent startup entirely.

Option D (CPU):A bad CPU may cause POST failure, but the system would usually at least power on.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 3.5: Given a scenario, troubleshoot problems related to motherboards, RAM, CPU, and power.

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A. Run the maintenance application:

Most modern printers include a built-in maintenance application that can calibrate the print heads and correct alignment issues. Running this tool is the first step to address misalignment.

Incorrect Options:

B. Clean the rollers: Cleaning rollers is typically done to resolve paper feed or jamming issues, not alignment problems.

C. Upgrade the firmware: While updating firmware is beneficial for performance improvements, it is not the first step for fixing alignment.

D. Reinstall the drivers: Misaligned printing is usually hardware-related, not a driver issue.

Key Takeaway: The maintenance application should be run first to resolve alignment issues in a newly installed printer.

If flipping the cable helps but the problem is isolated to this device (not others of the same type), the most likely cause is a dirty or damaged charging port on the device itself. Dirt or debris inside the port can prevent a good electrical connection, causing the cable to work intermittently.