CompTIA 220-1101 Online Practice Questions and Exam Preparation

CompTIA 220-1101 Online Questions & Answers

• Question 261:

  A customer recently installed a new graphics card, but the card's HDMI port is not getting a signal when connected to the monitor. When the monitor is connected to the original HDMI port, located next to the USB ports, everything works as expected. Which of the following should the technician do next?

  A. Change the input source selection on the monitor.
  B. Check to see whether the UEFI setting for PCle graphics is enabled.
  C. Install a higher wattage power supply.
  D. Test the new graphics card with an HDMI to DVI adapter.
  B. Check to see whether the UEFI setting for PCle graphics is enabled.

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  Explanation

• Question 262:

  A team is having Issues With paper jams on a printer that the team shares With other teams. The team that IS having Issues prints legal-sized documents, and the other teams print letter-sized documents. Which of the following is most likely the issue?

  A. Worn rollers
  B. Page orientation
  C. Tray settings
  D. Multipage misfeed
  C. Tray settings

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  Explanation

  The most likely issue is

  C. Tray settings.

  Tray settings are the configuration options that tell the printer what type and size of paper is loaded in each tray. If the tray settings do not match the actual paper loaded, it can cause paper jams, misalignment, or incorrect printing. For example, if the printer expects letter- sized paper (8.5 x 11 inches) but the tray contains legal-sized paper (8.5 x 14 inches), the printer may try to pull more paper than it needs, resulting in a jam. To fix this issue, the team should check and adjust the tray settings according to the paper they are using. They should also make sure that the paper is loaded correctly and not overfilled or mixed with different sizes or types of paper. Some printers have a manual feed option that allows users to select the paper size and type before printing, which can prevent paper jams from occurring.

• Question 263:

  A financial institution needs a secure way to protect encryption keys used for unlocking chips on its credit cards.

  Which of the following should the institution use?

  A. TLS
  B. AMD
  C. HSM
  D. ARM
  C. HSM

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  Explanation

  A Hardware Security Module (HSM) securely manages cryptographic keys, including those used to protect credit card chips.

  Why Not A (TLS): TLS secures data in transit, not encryption key storage.

  Why Not B (AMD): AMD refers to processors, not security modules.

  Why Not D (ARM): ARM is a processor architecture, not a cryptographic security solution.

  Core 2 (220-1102), Section 2.5, cryptographic hardware.

• Question 264:

  In a virtual environment, which of the following allows all the VMs to have RAM allocated for use?

  A. Resource pooling
  B. Measured service
  C. Virtual application streaming
  D. Synchronization
  A. Resource pooling

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  Explanation

• Question 265:

  Which of the following is the primary function of a DNS service?

  A. To dynamically assign network addresses to hosts
  B. To translate domain names to IP addresses
  C. To authenticate users to remote servers
  D. To serve files over the network
  B. To translate domain names to IP addresses

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  Explanation

• Question 266:

  A user's mobile phone is constantly running hot and has a short battery life. A technician replaces the battery in the phone, but the issue persists. Which of the following steps should the technician take next?

  A. Check the device for updates.
  B. Check the device for malware.
  C. Check the device for liquid damage.
  D. Check the device's charging adapter.
  B. Check the device for malware.

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  Explanation

  The next step that the technician should take after replacing the battery in the phone is to check the device for malware. Malware is a malicious software that can infect the phone and cause various problems, such as overheating, battery drain, data theft, pop-up ads, or performance slowdowns. Malware can enter the phone through various sources, such as downloading apps from untrusted sources, clicking on suspicious links or attachments, or connecting to insecure Wi-Fi networks. To check the device for malware, the technician can use a reputable antivirus or anti- malware app, such as the ones found in the web search results123. The technician can follow these steps:

  Download and install the antivirus or anti-malware app from a trusted source, such as the Google Play Store or the Apple App Store. Launch the app and grant it the necessary permissions to scan the device. Run a full scan of the device and wait for the results. If the app detects any malware, follow the app's instructions to remove or quarantine it.

  Restart the device and check if the overheating and battery drain issues are resolved.

  Other steps, such as checking the device for updates, checking the device for liquid damage, or checking the device's charging adapter, may not be relevant or effective for solving the overheating and battery drain issues caused by malware.

  Checking the device for updates may improve the security and performance of the device, but it may not remove the existing malware. Checking the device for liquid damage may reveal physical damage to the device, but it may not explain the constant overheating and battery drain. Checking the device's charging adapter may ensure the proper charging of the device, but it may not affect the device's temperature or battery life when it is not plugged in.

  References:

  Best Android antivirus apps of 2023 | Tom's Guide1 Best iPhone antivirus apps in 2023 | TechRadar2

  The best antivirus software for Android - AV-TEST3

• Question 267:

  A technician is asked to purchase and install a line-of-sight wireless system that provides a stable network connection between two buildings. Which of the following needs to be considered prior to purchasing the system?

  A. IP address range
  B. SSID broadcast
  C. Firewall rules
  D. Regulatory power limits
  D. Regulatory power limits

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  Explanation

  A line-of-sight wireless system is a type of wireless communication that requires a clear and unobstructed path between the transmitter and the receiver. This can be achieved by using directional antennas that focus the radio signals in a narrow beam. A line-of-sight wireless system can provide a stable network connection between two buildings that are within the range and visibility of each other. However, before purchasing and installing a line-of-sight wireless system, one of the factors that needs to be considered is the regulatory power limits. The power limit is the maximum amount of radio frequency (RF) energy that a transmitter can emit. Different countries and regions have different regulations and standards for the allowable power levels of wireless devices. Exceeding the power limit can cause interference with other wireless services, such as aviation, radio, television, etc. It can also pose health and safety risks to humans and animals.

  Therefore, a technician should check the local laws and regulations for the power limits of the wireless system before buying and installing it. The technician should also use a proper tool to measure the actual power output of the transmitter and adjust it accordingly. The technician should also ensure that the transmitter and receiver are aligned properly and have a clear line of sight without any obstacles. The other options are not relevant to the line-of-sight wireless system. The IP address range is a set of numerical identifiers that are assigned to devices on a network. It does not affect the physical transmission of wireless signals. The SSID broadcast is a feature that allows a wireless network to announce its name and availability to nearby devices. It does not affect the stability of the network connection between two buildings. The firewall rules are a set of policies that control the incoming and outgoing traffic on a network. They do not affect the line-ofsight wireless system.

  References: Wireless line-of-sight, non-line-of-sight, beyond-line-of-sight propagation Point-to-point Wi-Fi bridging between buildings--the cheap and easy way How Does Wireless Internet, or Line of Sight Internet Work? Line-of-Sight Transmission Engineering LibreTexts What is Line of Sight (LoS)? - Definition from Techopedia

• Question 268:

  An engineer is experiencing unexpected reboots on a graphics workstation when rendering complex 3-D models. The workstation is configured with a 115V power supply that is rated at 200W and connected to a UPS. The central processing unit contains 16 hyperthreaded cores, and a discrete graphics solution utilizing an 8-pin power connector is installed in a PCI Express x16 slot. Which of the following indicates where the technician should begin troubleshooting?

  A. The UPS, as 115V is insufficient for the configuration and should be increased to 220V
  B. The power supply, as 200W is insufficient when the GPU is heavily tasked
  C. The graphics card, as it is the component that triggers the unexpected reboots
  D. The motherboard, as only standard PCI slots should be used for high-end graphics cards, not PCI Express slots
  B. The power supply, as 200W is insufficient when the GPU is heavily tasked

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  Explanation

• Question 269:

  When trying to print, a printer is offline. Other users can print to the same printer without error.

  Which of the following is the first step the technician should take to resolve this issue?

  A. Check the user's print queue settings.
  B. Check the printer's IP address.
  C. Check the user's network settings.
  D. Check the printer's firmware version.
  A. Check the user's print queue settings.

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  Explanation

  When a printer is offline for one user but works for others, the issue often lies in the user's print queue settings, such as a paused queue or failed print jobs. Checking and clearing the print queue can resolve the problem.

  Why Not B (Check the printer's IP address): If other users can print, the printer's IP address is not the issue.

  Why Not C (Check the user's network settings): Network issues are unlikely if the user can access other resources on the network.

  Why Not D (Check the printer's firmware version): Firmware issues would affect all users, not just one.

  Core 2 (220-1102), Section 4.4, printer troubleshooting.

• Question 270:

  A desktop support technician receives an escalated ticket regarding a computer that displays the following message upon booting up: The amount of system memory has changed. Which of the following components is failing?

  A. GPU
  B. HDD
  C. RAM
  D. CPU
  C. RAM

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  Explanation

  The message "The amount of system memory has changed" indicates that there is a problem with the random access memory (RAM) modules in the computer. The RAM may be loose, faulty, or incompatible with the motherboard or other components. The GPU, HDD, and CPU are not directly related to system memory and would not cause this message to appear.