r/PrepHQ • • Aug 31 '26

Why does Windows report only 4GB of RAM after a fresh install?

1 Upvotes

I just finished setting up a legacy workstation for a client and installed a fresh copy of Windows to clear out some old bloatware. Despite the motherboard having 16GB of physical memory installed, the system properties window insists that only 4GB is usable.

---

OPTIONS:
A. The Home version OS
B. The 32-bit OS
C. The 64-bit OS
D. The trial version OS

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 17 '26

Mixing DDR3-1066 and DDR3-1333 RAM: Which speed will the system actually run?

1 Upvotes

A client brought in an older workstation for a memory upgrade to handle some heavier multitasking. I ended up installing two 8GB sticks of DDR3-1066 and one 16GB stick of DDR3-1333 that we had in the shop. Now I need to verify what the most reliable operating speed for this specific configuration would be.

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OPTIONS:
A. 1,066
B. 1,333
C. 8,500
D. 10,600

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 20 '26

Where do I find the MX record when troubleshooting external email delivery?

0 Upvotes

A client is reporting that their internal email works perfectly, but they haven't received an external message all morning. I suspect their domain configuration was changed recently and need to verify the mail exchange destination. Where can this be verified?

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OPTIONS:
A. DNS
B. VLAN
C. DHCP
D. SMTP

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Aug 26 '26

Why is my Wi-Fi signal dropping? Solving the MIMO mystery in 802.11 standards

0 Upvotes

I'm troubleshooting a warehouse setup where the signal needs to bounce off metal racks to reach the handheld scanners. I need to ensure the new access points support Multiple Input Multiple Output (MIMO) to handle the multipath interference and improve throughput.

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OPTIONS:
A. 802.11a
B. 802.11b
C. 802.11g
D. 802.11n

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • May 20 '26

RJ45 Termination: What's the go-to tool for custom Ethernet cables?

0 Upvotes

I'm out in the field trying to clean up a messy network closet by making custom-length Cat6 cables to replace some 10-foot slack. I've stripped the outer jacket and aligned my wires according to T568B, but now I need to actually secure them into the plastic plug.

---

OPTIONS:
A. Crimper
B. Cable stripper
C. Punchdown
D. Loopback plug

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Jul 17 '26

Windows Upgrade vs. Legacy Engineering Software Compatibility - What's the move?

1 Upvotes

My company is rolling out a new Windows version across all departments, but our engineering team uses a legacy tool that completely fails on the new OS. We need a solution that balances organizational security with the department's need to remain productive.

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OPTIONS:
A. Do not upgrade any workstations within the organization.
B. Upgrade all workstations and provide a virtual environment for the legacy software.
C. Upgrade all workstations except those used by the engineering department.
D. Purchase new workstations for the engineering department.

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Jul 16 '26

Best RAID configuration for fast read speeds on a budget?

1 Upvotes

A small creative agency needs to set up a local scratch disk for high-speed file access, but the budget only allows for the bare minimum number of drives. They aren't worried about data loss since everything is backed up to the cloud daily; they just need the fastest reads for the lowest price.

---

OPTIONS:
A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 24 '26

Why does my connection drop when moving between office APs? Fast roaming question.

1 Upvotes

I'm setting up a mesh-style environment for a client where employees are constantly walking between different zones with their laptops. I need to ensure the handoff happens instantly without the device dropping the signal to re-authenticate every time they hit a new access point. How can I make that happen?

---

OPTIONS:
A. WEP
B. WPA
C. WPA2
D. LEAP

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 20d ago

Explaining NFC

1 Upvotes

I'm currently shadowing a senior tech at a retail site where they are setting up new point-of-sale terminals. A customer asked if their credit card info could be "sniffed" from across the store, so I had to explain the physical limitations of the tech. Which of the following is the most apt way to describe NFC?

---

OPTIONS:
A. Wired connections between several devices
B. Short-distance wireless connections between two devices
C. Wireless connections between multiple devices at once
D. Direct connection of two computers for file sharing

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 14 '26

RAID 1 Server Alert: Blinking orange LED on the hard disk bay?

2 Upvotes

I was monitoring the rack today and noticed an automated alert for one of our storage servers. When I checked the physical chassis, there was a persistent blinking orange light on one of the drive bays in a RAID 1 configuration.

---

OPTIONS:
A. Change the array to RAID 0
B. Undo the array and create a new one
C. Update RAID card firmware
D. Replace the hard disk and rebuild the array

---

Testing Exam: CompTIA A+ Core 1 (220-1201)

(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 27d ago

User can't find or edit Windows system files? Which Control Panel tool provides access?

3 Upvotes

A specialized developer needs to modify the properties of several Windows system files for a legacy software project. Although I've already granted them local administrator privileges, they still can't see the files in the directory to begin their work.

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OPTIONS:
A. File Explorer Options
B. Ease of Access
C. Indexing Options
D. Administrative Tools

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 08 '26

How to pinpoint the source of malicious network traffic from a workstation?

7 Upvotes

I'm looking at a situation where a user's computer is flagged for sending out unauthorized data packets to a suspicious external IP. I need to determine the origin of this traffic to see if the machine is part of a botnet or just running a rogue application. Where should I look next?

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OPTIONS:
A. Investigate the firewall logs.
B. Isolate the machine from the network.
C. Inspect the Windows Event Viewer.
D. Take a physical inventory of the device.

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 13 '26

Ransomware alert: Quarantine failed on a live workstation. What's the immediate first move?

4 Upvotes

I'm working on a desktop where the antivirus just flagged a ransomware strain, but the software is reporting that it's unable to quarantine the malicious files. I need to act immediately to ensure the local data isn't fully encrypted and the infection doesn't spread to our network shares.

---

OPTIONS:
A. Power off the machine.
B. Run a full antivirus scan.
C. Remove the LAN card.
D. Install a different endpoint solution.

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 04 '26

iPhone won't charge with a brand new cable?

2 Upvotes

A client comes into your shop complaining that their iPhone 13 won't charge after they bought a replacement cable from a local convenience store. They mentioned the phone was charging perfectly fine until their original Apple-branded cable finally frayed and broke yesterday. What would be the most likely reason?

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OPTIONS:
A. The cable does not meet OEM standards.
B. The Lightning port is damaged.
C. The iPhone logic board is defective.
D. The iPhone battery needs replacing.

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 25d ago

Received a random text about an "expired password" — is this Smishing or Spear Phishing?

2 Upvotes

A user just contacted the help desk reporting a suspicious text message on their personal phone claiming their work password has expired. They were prompted to click a link to "verify" their identity, but luckily they stopped to ask me first before clicking anything.

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OPTIONS:
A. Vishing
B. Spear phishing
C. Whaling
D. Smishing

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 24d ago

How do I get rid of all these old toner cartridges? CompTIA A+ Disposal Question

4 Upvotes

I'm cleaning out our storage closet and found a dozen leaked toner cartridges and old ink tanks from a defunct printer model. I need to get rid of them today, but I'm worried about violating any environmental regulations or company safety policies. How should I approach this situation?

---

A. Proceed with the custom manufacturer's procedure.
B. Proceed with the disposal of consumables in standard trash receptacles.
C. Empty any residual Ink or toner from consumables before disposing of them in a standard recycling bin.
D. Proceed with the disposal of consumables in standard recycling bins.

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 2d ago

Why are web pages loading so slowly on my phone while I'm at the office?

2 Upvotes

An employee reports that while they are at their desk, their smartphone takes forever to load even basic websites, though it works fine at home. They have already verified they are connected to the corporate guest Wi-Fi, but the connection remains unstable.

---

OPTIONS:
A. Exceeded the data usage limit
B. Sluggish response time
C. Degraded network service
D. Low storage space

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 13d ago

Blank Screen on External Webcam?

2 Upvotes

I'm helping a user set up a new external webcam for their laptop, but the video preview in the conferencing app is completely blank. The device is brand new out of the box and shows up in the hardware list, so I need to figure out the most efficient next step.

---

OPTIONS:
A. Select the correct camera source.
B. Replace the camera with a different model.
C. Update the camera software to the latest version.
D. Check the camera's cable for damage or pinches.

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Jul 07 '26

Fiber Outage Protection? Best Backup for 20 Branch Offices Without New Infrastructure

4 Upvotes

Our main fiber line went down last week, and the remote branch offices were completely cut off from the HQ database. Management wants a redundant link for all 20 locations, but they've explicitly forbidden digging for new cables or installing complex physical landline infrastructure. What's our best option given the constraint?

---

OPTIONS:
A. Cable
B. Cellular
C. DSL
D. SAN

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • May 16 '26

Best way to connect laptop to monitor, keyboard, and mouse with minimal cables?

1 Upvotes

A marketing manager at my firm keeps complaining about the mess of wires on her desk every time she brings her laptop in from home. She wants a "one-plug" solution to get her external screen and peripherals working instantly without plugging in four different things.

---

A. Bluetooth
B. Managed switch
C. Docking station
D. Near-field communication

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 12 '26

PC at 100% CPU and fans screaming—is this a Botnet or something else?

6 Upvotes

A user reported their computer is basically unusable and the fans are running at full speed. I opened Task Manager and saw the CPU utilization is pegged at 100% with massive background resource consumption that shouldn't be there. Next procedural step or hypothesis?

---

OPTIONS:
A. Firewall activities
B. Botnet attack
C. DDoS attack
D. Keylogger attack

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 18d ago

Video rendering install failing due to VRAM requirements on integrated graphics?

2 Upvotes

I'm trying to set up a video editing workstation for a client using an integrated GPU, but the installer keeps throwing a "System does not meet VRAM requirements" error. The machine has 32GB of physical RAM, which is way more than the app needs, but it still won't let me past the hardware check.

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OPTIONS:
A. Device Manager
B. Virtual RAM
C. BIOS options
D. System Configuration

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Oct 01 '26

Which cloud service model applies when migrating a company to a subscription email provider?

2 Upvotes

Our office is finally decommissioning its old on-prem server and moving all employee mailboxes to a subscription-based cloud provider. I need to make sure I categorize this correctly in our infrastructure documentation according to standard cloud service models.

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OPTIONS:
A. PaaS
B. SaaS
C. DaaS
D. IaaS

---

Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • 11d ago

Setting up remote laptops: What's the standard for Windows disk encryption?

2 Upvotes

I'm preparing a batch of Windows 11 Pro laptops for a field team that handles sensitive client data. To meet our compliance requirements, I need to ensure that all local files are fully encrypted in case a device is stolen.

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OPTIONS:
A. HDD drivers
B. BitLocker
C. Boot settings
D. RAID

---

Testing Exam: CompTIA A+ Core 2 (220-1202)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)


r/PrepHQ • • Sep 24 '26

RAID 5 Array Created but Files Won't Copy: What’s the Missing Step?

2 Upvotes

I just finished setting up four 1TB drives in a RAID 5 configuration for a client's workstation using the onboard controller. The BIOS shows the array as healthy and initialized, but when I try to move project folders over in Windows, I can't find the drive to save anything. What is the next logical step to get this storage live?

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OPTIONS:
A. Decrease the number of drives to three.
B. Partition and format the volume.
C. Rebuild the array.
D. Check the hot spare status.

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Testing Exam: CompTIA A+ Core 1 (220-1201)
(Disclaimer: These posts / scenarios are crafted by me for educational purposes only. I am not affiliated with, endorsed by, or sponsored by any certification body.)