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Prepare for the Western Governors University D322 CompTIA A+ Core 1 (220-1201) exam with this comprehensive study guide featuring a full course review, six complete practice exams, verified questions and answers, and detailed explanations aligned with the latest CompTIA exam objectives. This resource covers PC hardware, mobile devices, networking fundamentals, virtualization, cloud computing, printers, storage technologies, BIOS/UEFI, troubleshooting methodologies, operational procedures, and real-world IT support scenarios to reinforce essential certification knowledge. Updated for 2026–2027, this exam prep guide is ideal for WGU D322 students, CompTIA A+ candidates, and aspiring IT professionals preparing to pass the 220-1201 Core 1 certification exam on their first attempt.
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Western Governors University D 322 CompTIA A+ Core 1 (220-1201) Full Course & Practice Exam, CompTIA A+ Core 1 (220-1201) 6 Practice Exams 3, CompTIA A+ Core 1 (220-1201) 6 Practice Exams 4, CompTIA A+ Core 1 (220-1201) 6 Practice Exams 5, CompTIA A+ Core 1 (220-1201) 6 Practice Exam… Which type of wireless network utilizes the 2.4 GHz frequency band and reaches speeds of up to 54 Mbps? 802.11g Which of the following is a connectionless protocol that utilizes on UDP? DHCP
Which mobile connectivity option allows devices to communicate by bringing them into close proximity, usually within a few centimeters/inches? NFC How many volts of electrical charge are applied to the drum of a laser printer?
Configure the system to scale resources down during periods of low usage automatically A user reports that their mobile device is not charging when connected to their computer via a USB cable. The user is using a USB-A to USB-C cable. Upon inspecting the device, you confirm that it does not detect the connection to the computer. What is the first step you should take to diagnose the issue? Try a different USB port on the computer to rule out port failure Dion Training's file server uses a RAID 5 for its main data store. Recently, the RAID began flashing from green to yellow. Additionally, an alert was received that stated, "RAID ARRAY DISK1 FAILURE." Unfortunately, the company no longer has any spare 1 TB, 5400 RPM Seagate drives, so a technician replaces DISK1 with a 1 TB, 7200 RPM Western Digital drive. When the technician attempts to rebuild the array, the drive stays in degraded operation and continues to alert that "RAID ARRAY DISK1 FAILURE"
is occurring. What is the most likely cause of this issue? The HDD is incompatible Which of the following networked hosts should be installed to prevent users from being overwhelmed with junk emails? Spam gateway Dion Training wants to install a new accounting system and is considering moving to a cloud-based solution to reduce cost, reduce the information technology overhead costs, improve reliability, and improve availability. Your Chief Information Officer is supportive of this move since it will be more fiscally responsible. Still, the Chief Risk Officer is concerned with housing all of the company’s confidential financial data in a cloud provider’s network that might be shared with other companies. Since the Chief Information Officer is determined to move to the cloud, what type of cloud-based solution would you recommend to account for the Chief Risk Officer’s concerns?
Jason left his smartphone in his car while running into a convenience store to grab a cold drink on a sunny day. When he got back to the car, his smartphone would not turn on. Which of the following issues most likely occurred? The smartphone is overheated Brenda’s workstation continually fails to keep accurate time. She manually sets the date and time within Windows, but the next day the time is inaccurate again. When she leaves work at the end of the day, Brenda shuts down her workstation per company policy. The next morning when she boots up the computer, she must reset the time again. Which of the following is MOST likely causing the inaccurate time on the workstation? The desktop's CMOS battery has failed Which of the following locations are you likely to find the antenna wires located within a laptop or mobile device? Positioned around the display panel
Your firewall is blocking outbound email traffic that is attempting to be sent. Which port should you verify is set to ALLOW in the firewall to ensure your emails are being sent? 25 You are troubleshooting a storage issue on a customer's computer. During the computer's operation, you hear a loud, rhythmic sound. Which of the following storage components is likely failing? HDD Which of the following refers to using virtual machines as a method of provisioning workstations for corporate users? VDI Using the image of the motherboard above, which of the following correctly indicates the circled area? PATA connector Which of the following is an open-source wireless communication protocol operating in the 2.4 GHz
You are currently conducting passive reconnaissance in preparation for an upcoming penetration test against Dion Training. You are reviewing the DNS records for the company and are trying to identify which third-party hosted services they may be using. Which of the following DNS records should you analyze to identify any human-readable records, domain verifications, and domain authentications TXT A computer technician is replacing a failed power supply in a customer's gaming workstation that contains multiple hard drives and a dedicated graphics card. Which of the following are the two most important things for the technician to consider when selecting a power supply replacement for this system? (Select TWO.) Wattage rating Number and type of connectors A user reports that their mobile device has become significantly slower over time. Upon inspection, you discover that the device still uses a traditional HDD.
What is the MOST effective upgrade to improve the performance of the device? Replace the HDD with an SSD An employee's workstation will operate for a short period of time, but then it unexpectedly shuts down. When you check the workstation, you hear the hum of the cooling fans. What is most likely the issue? CPU overheated Which of the following devices could be used to extend transmissions of a signal over longer distances by receiving and retransmitting a given signal at the lowest cost? Repeater Tom is running some new Cat 5e cabling in an office building to connect a few offices. The ceiling is constructed as a drop ceiling with fluorescent lights and does not have any cable trays. Due to the proximity of the fluorescent lights to the cable being run, what type of CAT 5e cable should be run? STP
Using the image of the motherboard above, which of the following correctly indicates the circled area? AGP Which of the following is categorized as a private IP address? 172.30.15. Which of the following is used to capture the logs from different devices across the network to correlate different events across multiple servers and clients? Syslog server A technician at Dion Training is troubleshooting an issue with a workstation. The technician believes that the power supply needs to be replaced based on the symptoms they observed. Which of the following symptoms did the technician likely observe to lead them to this conclusion? Burning smell Your desktop computer is currently running out of internal storage space. You want to upgrade the
workstation with more internal storage to store additional videos, photos, and backups. Which of the following is the BEST storage solution to avoid having to expand again next year while still meeting your need to store more data? 3 TB HDD Which of the following components of a laser printer is used to apply an electric charge to the paper so that the paper attracts toner to it during the imaging process? Transfer roller What is the BEST explanation for why consumer- based IoT devices are less secure than traditional desktops and servers? IoT devices focus on convenience more than security What material is first applied to a CPU during installation to help draw excess heat away from the processor? Thermal paste
restart the workstation, and the same error is displayed when you attempt to log in again. Which of the following is MOST likely causing this error message to occur? A static address has been configured on the workstation You have decided that you wanted to install a second operating system on your computer. After installing the OS and rebooting the computer, you see the "Operating System Not Found" error on your display. You verify that the boot.ini file is configured properly, but the error still appears. What is MOST likely causing this error? An incompatible partition is marked as active Several users at an adjacent office building report intermittent connectivity issues after a new flagpole was installed between the two offices. The network technician has determined the adjacent office building is connected to the main office building via an 802.11ac bridge. The network technician logs into the AP and confirms the SSID, encryption, and
channels are all correct. Which of the following is MOST likely the cause of this issue? Signal attenuation You have been asked to fix a laptop with a screen image that is being displayed upside down. What is the BEST method to fix this issue? Change the orientation of the screen Dion Training uses a large laser printer to print documents in its office. The laser printer has recently begun creating printouts that contain a double image or ghost image appearance to them. Jason just printed out a test page: Drum Which of the following synchronization methods does NOT work with Android devices? iTunes You are troubleshooting a computer that won't display any output on the screen. First, you powered the computer off and on again, noting that the fans were spinning, but there was still no display output.
Check the device settings for available RAM and active processes Which cloud computing concept is BEST described as focusing on replacing the hardware and software required when creating and testing new applications and programs from a customer's environment with cloud-based resources? PaaS Which of the following technologies would allow your laptop to share content with a mobile device wirelessly using touchless transfer? NFC Dion Training wants to order some new laptops for their video editors. The video editors want to ensure the display has the best color accuracy when using a 60 Hz refresh rate. Which of the following types of displays should the company purchase to meet this requirement? IPS
Using the image of the motherboard above, which of the following correctly indicates the circled area? Port cluster A company is transitioning to a cloud-based infrastructure and wants to implement a pay-as-you- go model for its IT services. Which cloud deployment model should they choose? Public cloud Which of the following is a page description language that produces higher quality outputs at the expense of speed? PostScript Which type of RAID should be used for a virtualization server that must have the fastest speed and highest redundancy level? RAID 10 A network technician connects three temporary office trailers with a point-to-multipoint microwave radio solution in a wooded area. The microwave radios are up, and the network technician can ping
