CompTIA CompTIA Certifications 220-1101 Questions & Answers

• Question 571:

  A user needs to connect a laptop to the internet while traveling on a train. Which of the following features should be enabled on the user's phone?

  A. Bluetooth

  B. Near-field communication

  C. Hotspot

  D. Roaming

  Correct Answer: C

  A hotspot is a feature that allows a phone to share its cellular data connection with other devices via Wi-Fi, Bluetooth, or USB. This can be useful when traveling on a train, where Wi-Fi networks may not be available or reliable. A hotspot can provide internet access to a laptop or other devices that need to connect to the web. Bluetooth is a wireless technology that allows devices to communicate over short distances, usually within 10 meters. It can be used to pair devices such as headphones, speakers, keyboards, mice, etc. However, it cannot be used to share internet access from a phone to a laptop. Near-field communication (NFC) is a wireless technology that allows devices to exchange data by touching or bringing them close together, usually within 4 cm. It can be used for applications such as contactless payments, smart cards, digital tickets, etc. However, it cannot be used to share internet access from a phone to a laptop. Roaming is a feature that allows a phone to use another carrier's network when the home network is not available. This can be useful when traveling abroad, where the home network may not have coverage or agreements with local operators. However, roaming can incur additional charges and may not provide the same speed or quality of service as the home network. Roaming does not affect the ability of the phone to share internet access with other devices via hotspot.

• Question 572:

  A user needs to upgrade a PC in order to run the latest 3-D design software. Which of the following components should the user upgrade to best meet this requirement?

  A. Motherboard

  B. CPU

  C. Power supply

  D. Graphics card E. Memory

  Correct Answer: D

  Explanation: The correct answer is D. Graphics card. A graphics card is a component that handles the processing and rendering of 3D graphics on a PC. A graphics card can significantly improve the performance and quality of 3D design software, as it can handle complex calculations and display high-resolution images faster than the CPU. A graphics card can also support features such as ray tracing, anti- aliasing, and texture mapping, which can enhance the realism and detail of 3D models. A. Motherboard. This is not a correct answer. A motherboard is a component that connects and communicates with all the other components in a PC. A motherboard does not directly affect the performance or quality of 3D design software, unless it is incompatible or outdated with the other components.

  B. CPU. This is not a correct answer. A CPU is a component that executes instructions and calculations for various programs on a PC. A CPU can affect the performance and quality of 3D design software, but not as much as a graphics card.

  A CPU is more important for tasks such as compiling, encoding, or multitasking, which are not specific to 3D design. C. Power supply. This is not a correct answer. A power supply is a component that converts AC power from the wall outlet to

  DC power for the PC components. A power supply does not directly affect the performance or quality of 3D design software, unless it is insufficient or faulty to provide enough power for the other components. E. Memory. This is not a correct

  answer. Memory is a component that stores data temporarily for fast access by the CPU and other components. Memory can affect the performance and quality of 3D design software, but not as much as a graphics card. Memory is more

  important for tasks such as loading, saving, or switching between programs, which are not specific to 3D design.

  Reference: System requirements | Substance 3D Designer1, 12 Best Free 3D Modeling Software (For Beginners) 20232, System requirements for Autodesk 3ds Max 20213.

• Question 573:

  A user reports that a projector was previously working, but the screen now displays the following error message: No Source Found. Which of the following actions should the technician take first? (Select two).

  A. Check the projector bulb and replace it with a new one.

  B. Verify the projector settings and make sure the correct input is selected.

  C. Replace the video cable and check the laptop settings.

  D. Check the laptop display settings and set them to extend/duplicate.

  E. Verify the projector is turned on.

  F. Check the projector settings and the laptop for the correct resolution.

  Correct Answer: BD

  One of the possible causes of the error message "No Source Found" is that the projector is not receiving any signal from the connected device, such as a laptop1. This could be due to an incorrect input source selected on the projector or an improper display setting on the laptop. Therefore, the first actions that the technician should take are to verify the projector settings and make sure the correct input is selected, and to check the laptop display settings and set them to extend/ duplicate23.

• Question 574:

  A technician is troubleshooting a workgroup printer that has stopped printing after several days of heavy use. The technician runs the diagnostic tool in the printer's administrator menu. Which of the following issues is the technician most likely to encounter?

  A. Corrupt job in print spooler

  B. Insufficient space in the printer

  C. Network connectivity issues

  D. Improperly installed drivers

  Correct Answer: A

  The most likely issue that the technician will encounter is A. Corrupt job in print spooler. A corrupt job in the print spooler is a common problem that can cause a printer to stop printing or print slowly. The print spooler is a service that manages the print queue, which is a list of documents that are waiting to be printed. Sometimes, a document in the print queue can become corrupted or incompatible with the printer, and prevent other documents from being printed. This can happen due to various reasons, such as power outage, network interruption, driver mismatch, virus infection, etc12. To troubleshoot and resolve this issue, the technician can use the diagnostic tool in the printer's administrator menu, which is a feature that allows the technician to access and configure various settings and options of the printer. The diagnostic tool can help the technician identify and delete the corrupt job in the print spooler, and restart the print service. The technician can also use the diagnostic tool to check the printer's status, error messages, firmware updates, network settings, and other information that can help with the troubleshooting process34. The other options are less likely to be encountered by the technician, as they are not related to the printer's heavy use or the diagnostic tool. Insufficient space in the printer is an issue that can occur when the printer's memory or storage is full, and it can cause the printer to print slowly or incompletely. However, this issue can be easily resolved by clearing the printer's memory or storage, or adding more memory or storage to the printer12. Network connectivity issues are problems that can affect the communication between the printer and the network, and they can cause the printer to be offline or unreachable. However, these issues can be resolved by checking and fixing the physical or wireless connection, the network configuration, the firewall settings, and the printer's IP address12. Improperly installed drivers are issues that can affect the compatibility and functionality of the printer, and they can cause the printer to print incorrectly or not at all. However, these issues can be resolved by updating, reinstalling, or rolling back the printer's drivers, or by using the correct drivers for the printer's model and operating system12.

• Question 575:

  Which of the following scenarios best illustrate a need for VDI? (Select two).

  A. An IT engineer who is designing and showcasing organization user experiences for multiple clients

  B. A company that needs to store IOPB worth of data

  C. A manufacturing plant that has high turnover

  D. A bank that has security concerns regarding employee activity

  E. A payment processor that is planning on implementing virtual currency

  F. An application developer who needs to configure network settings for an application

  Correct Answer: AD

  Explanation: The scenarios that best illustrate a need for VDI are A and D. VDI can provide several benefits for different use cases, such as: Enhancing security and compliance by centralizing and encrypting data and applications on the server, rather than on the endpoint devices. This can prevent data loss, theft, or leakage, as well as reduce the risk of malware or unauthorized access. This is especially important for organizations that deal with sensitive or regulated information, such as banks, healthcare providers, or government agencies123. Improving flexibility and mobility by allowing users to access their desktops and applications from any device, location, or network. This can enable remote work, bring your own device (BYOD) policies, or disaster recovery scenarios. This is especially useful for organizations that have distributed or mobile workforce, such as IT engineers, consultants, or sales representatives123. Reducing costs and complexity by simplifying the management and maintenance of desktops and applications. This can lower the hardware, software, and energy expenses, as well as the IT staff workload. This is especially beneficial for organizations that have large or diverse desktop environments, such as schools, call centers, or manufacturing plants123. Based on these benefits, the scenarios that best illustrate a need for VDI are:

  A. An IT engineer who is designing and showcasing organization user experiences for multiple clients. This scenario requires flexibility and mobility, as the IT engineer needs to access different desktop environments and applications from various devices and locations. VDI can enable the IT engineer to create and switch between multiple virtual desktops on the same server, and to access them from any client device with an internet connection1. D. A bank that has security concerns regarding employee activity. This scenario requires security and compliance, as the bank needs to protect its data and applications from internal and external threats. VDI can enhance the security of the bank's desktop environment by storing and encrypting all data and applications on the server, rather than on the endpoint devices. VDI can also provide granular control and monitoring of user access and activity2. The scenarios that do not illustrate a need for VDI are:

  B. A company that needs to store IOPB worth of data. This scenario does not require VDI, as VDI is not a storage solution but a desktop virtualization solution. VDI can help reduce the storage requirements of endpoint devices by storing data on the server, but it does not provide storage capacity or performance for large- scale data processing or analysis. The company may need a different type of cloud service, such as storage as a service (SaaS) or big data as a service (BDaaS), to store and manage its massive amount of data4. C. A manufacturing plant that has high turnover. This scenario does not require VDI, as VDI is not a human resource solution but a desktop virtualization solution. VDI can help reduce the costs and complexity of managing desktops and applications for a large number of users, but it does not address the root causes of high turnover, such as low wages, poor working conditions, or lack of training. The manufacturing plant may need to improve its human resource policies and practices to retain its employees.

  E. A payment processor that is planning on implementing virtual currency. This scenario does not require VDI, as VDI is not a payment solution but a desktop virtualization solution. VDI can help improve the security and flexibility of accessing desktops and applications over the internet, but it does not provide the functionality or compatibility for processing virtual currency transactions. The payment processor may need a different type of cloud service, such as blockchain as a service (BaaS) or cryptocurrency as a service (CaaS), to implement and manage its virtual currency platform.

  F. An application developer who needs to configure network settings for an application. This scenario does not require VDI, as VDI is not a development solution but a desktop virtualization solution. VDI can help provide different desktop environments and applications for testing purposes, but it does not provide the tools or resources for developing or configuring applications. The application developer may need a different type of cloud service, such as platform as a service (PaaS) or software development as a service (SDaaS), to create and deploy applications.

• Question 576:

  A technician is troubleshooting a user's laptop that randomly turns off. The technician disassembles the laptop and notices that various pieces of small sticker paper within the device have changed color from red to blue. Which of the following is the most likely cause of the laptop's issues?

  A. Broken screen

  B. Liquid damage

  C. Swollen battery

  D. Overheating

  Correct Answer: B

  Explanation: One of the possible causes of a laptop randomly turning off is liquid damage, which can cause short circuits, corrosion, and overheating of the internal components1. Liquid damage can be hard to detect, especially if the laptop has been dried or cleaned after the spill2. However, one of the indicators of liquid damage is the presence of small sticker paper within the device that changes color from red to blue3. These stickers are called liquid contact indicators (LCIs), and they are designed to show if a device has been exposed to water or other liquids3. LCIs are usually red when dry, but they turn blue or purple when wet3. LCIs are often placed near the ports, battery, keyboard, and motherboard of laptops and other electronic devices3. LCIs can help technicians diagnose liquid damage and determine if the device is covered by warranty or not3.

• Question 577:

  A technician is configuring the settings on a multifunction printer so the device can be shared across the LAN_ Which of the following should the technician do to enable the printer to be shared across the network?

  A. Install the correct print driver

  B. Configure the IP settings.

  C. Enable the web services.

  D. Enable the network scanning feature.

  Correct Answer: B

  Explanation: To enable the printer to be shared across the network, the technician should configure the IP settings of the printer. The IP settings include the IP address, subnet mask, default gateway, and DNS server of the printer. The IP

  settings allow the printer to communicate with other devices on the network and access network resources such as print servers or cloud services.

  The technician can configure the IP settings of the printer in different ways, such as:

  Using the printer's control panel or web interface to manually enter the IP settings or obtain them automatically from a DHCP server.

  Using the printer's software or driver to assign a static or dynamic IP address to the printer.

  Using a network discovery tool to find and configure the printer on the network. The technician should also make sure that the IP settings of the printer are compatible with the network configuration and do not cause any conflicts or errors.

• Question 578:

  A technician needs to configure a firewall to enable network printing. Which of the following network pons sh0Cd be opened? (Select two)

  A. 21 (FTP)

  B. 22 (Telnet)

  C. 25 (SMTp)

  D. 515 (LDP)

  E. 631 (IPP)

  F. LPTI

  Correct Answer: DE

  Explanation: To enable network printing, the firewall needs to open the ports that are used by the network printers and the print servers. Two common ports for network printing are 515 (LDP) and 631 (IPP). LDP stands for Line Printer Daemon Protocol, which is a TCP-based protocol for sending print jobs to a remote printer. IPP stands for Internet Printing Protocol, which is a HTTP-based protocol for managing and monitoring print jobs over the Internet. According to the CompTIA Core1 objectives, one of the network ports that is related to printing is 515. A research paper on network printing also mentions that LDP and IPP are widely used protocols for network printing.

• Question 579:

  An administrator wants to replace a fiber-optic cable. Which of the following should the administrator most likely use?

  A. LC

  B. Bayonet Neill Concelman

  C. RJ45

  D. DB9

  Correct Answer: A

  Explanation: LC stands for Lucent Connector, which is a type of fiber-optic connector that uses a push-pull mechanism to connect and disconnect the cable. LC connectors are small, compact, and widely used for high-density applications, such as data centers, servers, and networks. LC connectors have a 1.25 mm ferrule that can support both single- mode and multimode fibers.

• Question 580:

  A user is printing a part with a thermoplastic polyurethane (TPU) filament on a 3-D printer. The first layer on every print job is not adhering properly.

  Which of the following should the user do to improve adherence on the first layer?

  A. Lower the print bed temperature.

  B. Adjust the RPM of the cooling fan.

  C. Increase the print speed.

  D. Raise the filament flow amount.

  Correct Answer: D