CompTIA A+ Core 1 (2022 series)624 questions across 63 pages are complete and free, with no account or card.
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Which of the following devices would a punchdown tool MOST likely be utilized on?
Answer: D
D punchdown tool is most commonly used on a patch panel to terminate twisted pair cables, such as Ethernet cables. It is not typically used on cable modems, managed switches, or PoE injectors.
Source: Adapted from community discussion — amsterdam24
A user is researching hard drives to upgrade a PC and has decided to purchase a NVMe drive. Which of the following should the user confirm are available on the PC before making the purchase? (Choose two.)
Answer: BC
B. M.2 C. PCIe The user should confirm that the PC has an M.2 or PCIe slot available, as NVMe drives use these interfaces to connect to the motherboard. SATA and SAS are older interfaces and will not work with NVMe drives. SCSI is a different type of interface and is not commonly used with consumer PCs. DRAM is a type of memory and not a drive interface.
Source: Adapted from community discussion — ronniehaang
A user reports a tablet restarts on its own every five to ten minutes. In addition, the tablet has intermittent issues with charging. The technician gives the user a new power adapter and charging cable, and the technician also tries resetting the OS, but the issue persists. Which of the following is the MOST likely cause of the issue?
Answer: C
Answer is C. The clue here is that it keeps restarting on its own, which has nothing to do with the charging port. faulty battery
Source: Adapted from community discussion — RockyRoccoco
A technician verifies the slow boot time and slow OS performance of a tower server with a RAID 5 on a PCIe RAID card that does not support hot swapping. Which of the following steps should the technician take NEXT to verify RAID health?
Answer: D
The wiki (http://doc.freenas.org/index.php/S.M.A.R.T._Tests) states: to prevent problems, do not enable the S.M.A.R.T. service if your disks are controlled by a RAID controller as it is the job of the controller to monitor S.M.A.R.T. and mark drives as Predictive Failure when they trip.
Source: Adapted from community discussion — SylviaElise
A field technician for an airport receives a support ticket that states customers are having issues viewing a screen that displays information about departing flights. While checking the case history, the technician sees that all fight information screens were recently moved when the terminal gates were remodeled. Which of the following actions should the technician perform after verifying the screen has power?
Answer: A
A. Ensure the input connections to the screen are secure. The recent movement of the flight information screens during the terminal gates remodeling could have caused issues with the input connections. Ensuring that the input connections are secure is a logical first step in troubleshooting the problem. If the connections are loose or not properly connected, it could lead to display issues. After securing the connections, the technician can further investigate if the problem persists.
Source: Adapted from community discussion — BabaBoer
A technician receives an alert indicating all VMs are down. After some troubleshooting, the technician discovers the network is out of space. To resolve the issue, the technician decides to add more space. Which of the following network types will the technician be working with?
Answer: C
A cloud engineer, who is designing a cloud architecture, needs to ensure the solution is able to immediately fail over to another region in case of an outage and also scale up in the event of high utilization. Which of the following should the engineer implement? (Choose two.)
Answer: AB
Answer: AB A. High availability - High availability architecture is designed to minimize downtime by providing redundant systems and components. It ensures that if one region or data center experiences an outage, the workload can failover to another region with minimal interruption. B. Elasticity - Elasticity is the ability to automatically scale resources up or down in response to changing demand. It allows the infrastructure to expand during periods of high utilization and contract when the demand decreases, which helps maintain performance and cost efficiency.
Source: Adapted from community discussion — Nater6969
A user wants RAID to be configured on a desktop to allow the fastest speed and maximum storage capacity. Which of the following RAID types should a technician configure to accommodate this request?
Answer: A
RAID 0: High Performance RAID 0 offers the fastest read/write speeds and maximum availability of raw storage capacity. Although RAID is typically associated with data redundancy, RAID 0 does not provide any. However, it does provide the best performance of any RAID level.
Source: Adapted from community discussion — Raffaelloo
Which of the following printing initiatives would be BEST to accomplish environmentally friendly objectives?
Answer: C
While A is a great way to eliminate wasteful printing you need to look at the overall. Usually most people grab their printouts from the printer than don't. Overall, setting to duplex so every print job prints on both sides would be more beneficial to the environmentally friendly objective. To further it that objective, you can then set A as your second choice.
Source: Adapted from community discussion — RyeBread
A user calls the help desk about a 4K monitor that will not output an image from a desktop. The monitor was working previously but now shows a black screen with a message stating a signal is not detected. The desktop is connected via HDMI, and the monitor has an empty DVI port. Which of the following steps should the technician perform FIRST? (Choose two.)
Answer: BD
The two FIRST steps the technician should perform are: B. Check the input source: Ensure that the monitor is set to the correct input source. If the monitor is expecting a signal from HDMI, make sure it is set to HDMI. D. Replace the HDMI cable: Faulty or incompatible HDMI cables can cause issues with signal transmission. Replace the HDMI cable with a known good cable to eliminate this potential problem.
Source: Adapted from community discussion — [Removed]
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