[2024年更新]無料220-1101試験問題集はパス試験は超簡単
220-1101試験問題集で220-1101練習テスト問題
CompTIA 220-1101試験は、ハードウェア、ソフトウェア、ネットワーク、セキュリティを含む幅広いトピックをカバーしています。候補者のデバイス、オペレーティングシステム、アプリケーションのインストール、設定、トラブルシューティング能力を評価すると共に、ネットワーク技術、プロトコル、セキュリティコンセプトに関する知識も評価します。
Comptia A+認定試験：Core 1は、90の複数選択とパフォーマンスベースの質問で構成される90分間の試験です。パフォーマンスベースの質問では、候補者がハードウェア、ソフトウェア、ネットワーキングに関連する特定のタスクを実行する能力を実証する必要があります。この試験はコンピューターベースであり、ピアソンvueテストセンターで撮影できます。
質問 # 339
A technician is attempting to fix a computer that does not turn on when the power button is pressed Which of the following should the technician perform NEXT to troubleshoot the issue?
- A. Reseat the power cable and confirm the outlet is providing energy.
- B. Open the computer cabinet and replace the power button.
- C. Verify the output voltages from the power supply unit.
- D. Remove and reconnect all cables that are plugged into the motherboard
正解：A
解説：
Explanation
The first step in troubleshooting a computer that does not turn on when the power button is pressed is to check if there is any power going to the computer. The technician should reseat or reconnect the power cable to ensure it is firmly attached to both ends, and confirm that the outlet or power strip is providing energy by using a multimeter or another device. This can eliminate any issues with loose or faulty connections or power sources, and help isolate the problem further. Reference:
https://partners.comptia.org/docs/default-source/resources/a-core-series-combined-content-guide (page 28)
質問 # 340
A technician is configuring a workstation to be used as a VM host. After installing the necessary software, the technician is unable to create any VMs. Which of the following actions should be performed?
- A. Enable TPM.
- B. Enable multithreading.
- C. Disable the BIOS password.
- D. Enable Fast Startup.
正解：A
質問 # 341
Given the following output from a cable tester:
= Open
=12345678=
=12 45 78=
Which of the following tools should the technician use to resolve this issue? (Select two).
- A. Loopback plug
- B. Crimper
- C. Toner probe
- D. Punchdown tool
- E. Wi-Fi analyzer
- F. Network tap
正解：B、D
解説：
Explanation
The output from the cable tester indicates that there is an open fault in the cable, which means that one or more of the wires in the cable are not connected properly or are broken. The open fault affects the wires 3, 4, and 6, which are used for transmitting and receiving data in Ethernet networks. The open fault can cause network connectivity issues, such as no link, slow speed, or packet loss12.
To resolve this issue, the technician should use a crimper and a punchdown tool, which are tools that are used to attach connectors to cables or wires to patch panels. A crimper is a tool that squeezes or crimps a connector, such as an RJ-45, to the end of a cable, ensuring that the wires are securely inserted into the pins of the connector. A punchdown tool is a tool that pushes or punches a wire into a slot on a patch panel, creating a connection between the wire and the panel. Both tools can be used to fix or replace the faulty wires or connectors that cause the open fault12.
The other options are not as effective or relevant as a crimper and a punchdown tool. A loopback plug is a tool that is used to test the functionality of a network port or device, by sending and receiving signals from the same port or device. A loopback plug can help diagnose network problems, such as faulty ports or devices, but it cannot fix the open fault in the cable12. A network tap is a tool that is used to monitor or capture network traffic, by creating a copy of the data that passes through a network link. A network tap can help analyze network performance, security, or troubleshooting, but it cannot fix the open fault in the cable12. A toner probe is a tool that is used to trace or identify a cable or wire, by sending and detecting an audible tone along the cable or wire. A toner probe can help locate or label network cables or wires, but it cannot fix the open fault in the cable12. A Wi-Fi analyzer is a tool that is used to scan or measure wireless networks, by displaying information such as signal strength, channel, encryption, etc. A Wi-Fi analyzer can help optimize or troubleshoot wireless networks, but it cannot fix the open fault in the cable12.
References:
Network Tools - CompTIA A+ 220-1101 - Professor Messer IT ...
CompTIA A+ Core 1 (220-1101) Certification Study Guide, Chapter 5: Networking, Section 5.5:
Network Tools, Page 249
CompTIA A+ Core 1 (220-1101) and Core 2 (220-1102) Exam Cram, Chapter 5: Networking, Section
5.5: Network Tools, Page 213
CompTIA A+ Core 1 (220-1101) and Core 2 (220-1102) Pearson uCertify Course and Labs and Textbook Bundle, Chapter 5: Networking, Section 5.5: Network Tools, Page 250
質問 # 342
A technician installed a Cat 5 UTP cable approximately 275ft (84m) from a network switch in an office to a workstation located on a factory floor The technician sees both a flashing green LED and a flashing orange LED on the workstation's NIC. Which of the following should the technician do FIRST?
- A. Replace the entire run of Cat 5 UTP cable with Cat 5 STP cable.
- B. Install a powered hub as close as possible to the halfway point in the Cat 5 UTP cable run.
- C. Check for loose connections, pinched bends, and physical damage.
- D. Upgrade the entire cable run to multimode fiber.
正解：C
解説：
Explanation
The flashing green and orange LEDs on the NIC indicate connection issues. The technician should first check for loose connections, pinched bends, and physical damage, which are the most common causes of connection problems. References: CompTIA A+ Certification Exam Guide, Ninth Edition, Chapter 14
質問 # 343
A technician is troubleshooting a computer that has a loud system fan and randomly freezes and reboots.
Which of the following is the most likely cause of these issues?
- A. Incompatible hardware
- B. Defective power supply
- C. Failing hard drive
- D. Overheating processor
正解：D
解説：
Explanation
An overheating processor is the most likely cause of a computer that has a loud system fan and randomly freezes and reboots. A processor generates heat when it performs calculations, and if the heat is not dissipated properly, it can damage the processor or cause it to malfunction. A loud system fan indicates that the fan is working harder to cool down the processor, but it may not be enough to prevent overheating. A computer that freezes and reboots randomly is a common symptom of an overheating processor, as the system tries to protect itself from further damage by shutting down or restarting.
The other options are not as likely to cause these issues. A failing hard drive may cause data loss, corruption, or slow performance, but it does not affect the system fan or the processor temperature. A defective power supply may cause the computer to shut down unexpectedly, but it does not cause the system fan to be loud or the processor to overheat. Incompatible hardware may cause the computer to fail to boot, display errors, or crash, but it does not cause the system fan to be loud or the processor to overheat.
To troubleshoot and resolve an overheating processor issue, the technician should check and clean the air vents, provide proper ventilation, apply thermal paste, replace the fan or the heat sink, or upgrade the processor if necessary. The technician should also update the BIOS and the device drivers, adjust the power settings, and monitor the system temperature using diagnostic tools.
References:
CompTIA A+ Certification Exam Core 1 Objectives1
The Official CompTIA A+ Core 1 Student Guide (Exam 220-1101) eBook2
How to Troubleshoot Fan Issues | Dell US3
Why your laptop fan is loud and how to fix it | Asurion4
HP Notebook PCs - Fan is noisy and spins constantly (Windows)5
質問 # 344
A technician wants to stress test multiple applications while maintaining the ability to easily reset those environments back to the initial state. Which of the following is the best way to accomplish this task?
- A. Hybrid cloud
- B. Honeypot
- C. Production network
- D. Sandbox
正解：D
解説：
Explanation
A sandbox is a virtual environment that allows testing or running applications without affecting the main system. A sandbox can isolate the applications from the rest of the system, preventing any unwanted changes, errors, or security risks. A sandbox can also be easily reset to the initial state, discarding any modifications or data generated by the applications12.
A sandbox is a useful tool for stress testing multiple applications, as it can:
*Simulate different scenarios and conditions for the applications, such as high load, low memory, network latency, etc.
*Monitor and measure the performance, stability, and resource consumption of the applications under stress.
*Compare and analyze the results of different applications or different versions of the same application.
*Identify and fix any bugs, errors, or vulnerabilities in the applications before deploying them to the main system.
質問 # 345
Laura, a customer, has instructed you to configure her home office wireless access point.
She plans to use the wireless network for finances and has requested that the network be setup with the highest encryption possible.
Additionally, Laura knows that her neighbors have wireless networks and wants to ensure that her network is not being interfered with by the other networks.
She requests that the default settings be changed to the following.
Wireless Name: HomeWiFi
Shared Key: CompTIA
Router Password: Secure$1
Finally, Laura wants to ensure that only her laptop and Smartphone can connect to the network.
Laptop: IP Address 192.168.1.100
Hardware Address: 00:0A:BF:03:C4:54
Smartphone: IP Address 192.168.1.101
Hardware Address: 09:2C:D0:22:3F:11
INSTRUCTIONS
Configure Laura's wireless network using the network adapter window.
If at any time you would like to bring back the initial state of the situation, please click the Reset All button.
正解：
解説：
See the explanation below
Explanation
solution as
質問 # 346
Which of the following types of devices MOST often uses a Thunderbolt cable?
- A. Android mobile
- B. Apple laptop
- C. Linux PC
- D. Chromebook
正解：B
解説：
Thunderbolt cables are commonly used to connect Apple laptops to external displays or other devices. While Thunderbolt is available on some Windows and Chromebook devices, it is most commonly associated with Apple products. Reference: https://www.intel.com/content/www/us/en/products/docs/io/thunderbolt/thunderbolt-technology-general.html
質問 # 347
Which of the following concepts would be used by an online retailer to quickly add more web servers during peak sales times?
- A. Metered service
- B. Community cloud
- C. High availability
- D. Rapid elasticity
正解：D
解説：
Rapid elasticity would be used by an online retailer to quickly add more web servers during peak sales times.
References: CompTIA A+ Certification Exam Guide, Exam 220-1001, Page 405
質問 # 348
An organization keeps receiving spam that appears to come from its own domain No accounts have been compromised. Which of the following will BEST mitigate this issue?
- A. SPF
- B. S/MIME
- C. DNS
- D. SSiD
正解：A
解説：
Explanation
The BEST solution to mitigate spam that appears to come from an organization's own domain is to implement SPF (Sender Policy Framework). SPF is an email validation protocol designed to detect and prevent email spoofing, which is a common tactic used by spammers. By publishing SPF records in the organization's DNS (Domain Name System), the recipient's mail server can check if an incoming email originated from a valid source. If the email fails SPF authentication, it can be blocked or flagged as spam. Therefore, SPF helps to prevent email spoofing and mitigate the risk of spam coming from an organization's own domain
質問 # 349
A technician is receiving reports that the entire office sporadically loses network connectivity throughout the day. The technician determines the root cause to be EMI. Which of the cable mediums would be the MOST cost effective without sacrificing system performance?
- A. Multimode fiber
- B. Shielded Cat 6
- C. Coaxial
- D. Plenum Cat 5e
正解：B
解説：
Explanation
Electromagnetic interference (EMI) is unwanted noise or interference in an electrical path or circuit caused by an outside source. Hence shielded Cat 6 is better
質問 # 350
A user reports that a laptop correctly connects to the internet when docked at the office but is unable to access the internet when at home. Which of the following should the technician do first?
- A. Enable the wireless adapter.
- B. Disable network security settings.
- C. Contact the user's home ISP
- D. Give the user a dock to use at home.
正解：A
解説：
A wireless adapter is a device that allows a laptop to connect to a wireless network, such as a home Wi-Fi router. A wireless adapter can be either internal or external, and it can be enabled or disabled by the user or the operating system. If the wireless adapter is disabled, the laptop will not be able to access the internet when it is not connected to a wired network, such as the office dock.
The technician should do the following steps to enable the wireless adapter:
* Check the physical switch or button on the laptop that controls the wireless adapter. Some laptops have a switch or button on the side, front, or keyboard that can turn on or off the wireless adapter. Make sure the switch or button is in the on position.
* Check the software settings for the wireless adapter. In Windows 10, you can do this by clicking on the network icon in the system tray, and then clicking on the Wi-Fi icon. Make sure the Wi-Fi is turned on.
You can also go to Settings > Network & Internet > Wi-Fi and make sure the Wi-Fi is turned on.
* Check the device manager for the wireless adapter. In Windows 10, you can do this by right-clicking on the Start menu and selecting Device Manager. Expand the Network adapters category and look for your wireless adapter. Make sure it is enabled and has no errors. You can right-click on it and select Enable device or Update driver if needed.
If none of these steps work, there may be a hardware or software problem with the wireless adapter that requires further troubleshooting or replacement.
質問 # 351
A laptop is experiencing slow performance writing dat
a. Which of the following is the best component for a technician to upgrade to fix the issue?
- A. HDD
- B. RAM
- C. TPM
- D. CPU
正解：A
解説：
The best component for a technician to upgrade to fix the issue of slow performance writing data is B. HDD. HDD stands for hard disk drive, which is a type of storage device that uses physical disks to store data. HDDs have moving parts that can slow down the read and write operations, especially when the data is fragmented or the disk is full12.
A better alternative to HDDs is SSDs, which stands for solid state drives. SSDs use flash memory and do not have any moving parts. SSDs can read and write data faster and use less power, which can improve the performance and battery life of the laptop13. Upgrading to an SSD can provide a significant improvement in performance2.
The other components are not as relevant or effective as upgrading the HDD. RAM stands for random access memory, which is a type of memory that stores temporary data for the CPU to process. RAM can affect the overall speed of the laptop, but it does not directly affect the writing performance of the storage device1. TPM stands for trusted platform module, which is a security chip that encrypts and protects data on the laptop. TPM does not affect the performance of the laptop, but rather its security1. CPU stands for central processing unit, which is the main processor of the laptop that executes instructions and calculations. CPU can affect the performance of the laptop, but it is not as easy or cost-effective to upgrade as the HDD1.
質問 # 352
A user is experiencing an issue when trying to use a wireless headset with a mobile phone. The device was previously paired with the phone but is unable to connect when switched on. Which of the following should the user enable on the phone to remediate the issue?
- A. Tether
- B. Near-field communication
- C. Wi-Fi
- D. Bluetooth
正解：D
解説：
The correct answer is A. Bluetooth.
Bluetooth is a wireless technology that allows devices to communicate with each other over short distances. It is commonly used for connecting wireless headsets, speakers, keyboards, mice, and other peripherals to mobile phones, laptops, and other devices.
To use a Bluetooth device with a mobile phone, the user needs to enable Bluetooth on both devices and pair them together. Pairing is a process of exchanging security codes and creating a trusted connection between the devices. Once paired, the devices can automatically connect when they are in range and turned on.
If the user is experiencing an issue when trying to use a wireless headset with a mobile phone, the first thing to check is whether Bluetooth is enabled on both devices. If Bluetooth is turned off, the devices will not be able to connect or communicate with each other.
To enable Bluetooth on a mobile phone, the user can follow these steps:
*Check in quick settings: Select the Network, Sound, or Battery icons ( ) on the right side of the taskbar, look for the Bluetooth quick setting, then select Bluetooth to turn it on. You'll see "Not connected" if your Windows 11 device isn't connected to any Bluetooth accessories.
*Check in Settings: Select Start > Settings > Bluetooth & devices . Make sure Bluetooth is turned on.
These steps are based on Windows 11 operating system1. The exact steps may vary depending on the type and model of the mobile phone and its operating system.
If Bluetooth is enabled on both devices but they still cannot connect, the user can try some other troubleshooting steps, such as:
*Turn off your Bluetooth device, wait a few seconds, then turn it back on.
*Make sure your Bluetooth device is in range of your mobile phone.
*Remove the Bluetooth device from your mobile phone's list of paired devices, then add it again.
*Update the Bluetooth driver on your mobile phone or the firmware on your Bluetooth device.
*Restart your mobile phone or reset your Bluetooth device.
For more details and tips on how to fix Bluetooth problems in Windows 112 or other operating systems1, you can visit the links provided.
質問 # 353
A network technician needs to connect into the console of a switch. Which of the following connection types should the technician most likely utilize?
- A. Bluetooth
- B. Near-field communication
- C. Serial interface
- D. Port replicator
正解：C
解説：
A serial interface is a common way to connect to the console port of a switch using a rollover cable and a terminal emulator program. This allows the network technician to configure and troubleshoot the switch.
Bluetooth, near-field communication, and port replicator are not used for console connections.
Reference: CompTIA A+ Core 1 (220-1101) Certification Study Guide, page 31.
質問 # 354
A customer has contacted you about building two new desktops. The first desktop will be a gaming workstation. The customer requirements include:
Playing the newest games at a high frame rate
Fast game load times
Enough storage to have several games installed at once
High-end audio
No concern about cost
Running the current Windows OS
The second workstation will be a family workstation. The requirements include:
Capability for word processing, videoconferencing, and basic web surfing Minimal cost, as long as it meets the requirements Running the current Windows OS
正解：
解説：
Explanation
質問 # 355
A technician tries installing different toners to fix a printer that is printing blank pages, but the issue persists.
Which of the following is most likely causing the issue?
- A. Printer ink
- B. Corrupted printer drivers
- C. Printer drum
- D. Environmental temperature
正解：C
解説：
Explanation
A printer drum is a component of a laser printer that transfers the toner to the paper. It is a cylindrical metal or plastic piece that is coated with a photosensitive material. The drum is charged by a laser beam, which creates an electrostatic image of the document to be printed. The toner then sticks to the charged areas of the drum, and the drum rolls over the paper, transferring the toner to the paper and creating the printout1.
If the printer drum is damaged, worn out, or dirty, it may not be able to transfer the toner properly, resulting in blank pages. According to some web search results23, some signs that a printer drum needs to be replaced are:
*Faint, light, faded, or blank printed pages
*Streaks, spots, or lines on the printed pages
*Error messages indicating a drum problem
To fix this issue, the technician may need to clean or replace the printer drum. Some web search results12 provide instructions on how to perform a manual drum cleaning or replacement.
Printer ink is not a likely cause of the issue, since the user has already tried installing different toners and the issue persists. Toner is the powder used by laser printers, while ink is the liquid used by inkjet printers. They are not interchangeable4.
Environmental temperature is not a likely cause of the issue, since most printers can operate in a wide range of temperatures. However, extreme temperatures may affect the quality and performance of some printers. For example, high temperatures may cause ink to dry out or toner to clump, while low temperatures may cause ink to freeze or toner to become brittle.
Corrupted printer drivers are not a likely cause of the issue, since they would affect the communication between the printer and the computer, not the printing process itself. Corrupted printer drivers may cause errors, delays, or incorrect outputs, but not blank pages.
質問 # 356
A technician is working to replace a single DDR3 RAM module on a laptop that has two occupied slots_ When the technician tries to tum on the laptop, the computer starts beeping and does not pass POST The technician double-checks the newly installed RAM and notices a motherboard message indicating low voltage.
Which of the following is the most likely cause of this Issue?
- A. Unsupported memory
- B. Incorrect BIOS settings
- C. Failing CMOS battery'
- D. Faulty power adapter
正解：A
解説：
Memory modules are physical components that store data and instructions for the computer to access and process. Memory modules have different specifications and features, such as type, speed, capacity, voltage, and form factor. These specifications and features must be compatible with the motherboard and the processor of the computer, otherwise the memory modules may not work properly or cause errors.
In this scenario, the technician is working to replace a single DDR3 RAM module on a laptop that has two occupied slots. DDR3 stands for Double Data Rate 3, and it is a type of memory technology that offers faster performance and lower power consumption than its predecessors. DDR3 RAM modules have different variants, such as DDR3L, DDR3U, or DDR3R, which have different voltage requirements. For example, DDR3L operates at 1.35V, DDR3U operates at 1.25V, and DDR3R operates at 1.5V.
When the technician tries to turn on the laptop, the computer starts beeping and does not pass POST. POST stands for Power-On Self-Test, and it is a process that checks the hardware components and functionality of the computer before loading the operating system. If POST detects an error or a failure, it may produce a series of beeps or codes to indicate the problem. The number and pattern of beeps or codes may vary depending on the manufacturer or model of the computer.
The technician double-checks the newly installed RAM and notices a motherboard message indicating low voltage. This means that the motherboard is not receiving enough power from the memory module to operate normally. This could indicate that the memory module is not compatible with the motherboard or the processor, or that it is defective or damaged. The most likely cause of this issue is that the technician installed an unsupported memory module that has a lower voltage than what the motherboard or the processor requires.
To resolve this issue, the technician should remove the newly installed RAM module and replace it with a compatible one that has the same voltage as the existing ones. The technician should also check the specifications and features of the motherboard and the processor to ensure that they support the type, speed, capacity, and form factor of the memory modules. The technician should also follow proper safety precautions when handling memory modules, such as wearing an anti-static wrist strap, avoiding physical damage or static discharge, and aligning the notches correctly.
質問 # 357
......
Comptia 220-1101試験は、90の複数選択とパフォーマンスベースの質問で構成されており、候補者は試験を完了するために90分あります。試験の質問は、現実世界のシナリオで候補者の知識とスキルをテストするように設計されており、パフォーマンスベースの質問は、シミュレートされた環境で問題を解決し、問題をトラブルシューティングする候補者の能力を評価するように設計されています。
220-1101試験問題集で220-1101練習テスト問題：https://jp.fast2test.com/220-1101-premium-file.html
無料220-1101学習問題集ガイド試験問題解答はここ：https://drive.google.com/open?id=1nARcKQOlTmj21JezZUD97UE97XYLxi-F