220-1102無料問題集「CompTIA A+ Certification Exam: Core 2」

質問 1

A user connected a smartphone to a coffee shop's public Wi-Fi and noticed the smartphone started sending unusual SMS messages and registering strange network activity A technician thinks a virus or other malware has infected the device. Which of the following should the technician suggest the user do to best address these security and privacy concerns? (Select two).

（A）Disable Wi-Fi autoconnect.

（B）Uninstall all recently installed applications.

（C）Update the OS

（D）Stay offline when in public places.

（E）Schedule an antivirus scan.

（F）Reboot the device

正解：B、E 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

A developer's Type 2 hypervisor is performing inadequately when compiling new source code. Which of the following components should the developer upgrade to improve the hypervisor's performance?

（A）NIC performance

（B）Dedicated GPU

（C）Storage IOPS

（D）Amount of system RAM

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

A technician is unable to join a Windows 10 laptop to a domain Which of the following is the MOST likely reason?

（A）The laptop has Windows 10 Home installed

（B）The domain's processor compatibility is not met

（C）The Laptop does not have all current Windows updates installed

（D）The laptop does not have an onboard Ethernet adapter

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

A computer is restarting automatically and displaying the following error message: "Your PC ran into a problem and needs to restart. We're just collecting some error info, and then we'll restart for you. (0% complete)." Which of the following should the technician do first to diagnose the issue?

（A）Check the system event logs.

（B）Perform a RAM diagnostic.

（C）Verify the hardware driver versions.

（D）Install Windows updates.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

A remote user is experiencing issues connecting to a corporate email account on a laptop. The user clicks the internet connection icon and does not recognize the connected Wi-Fi. The help desk technician, who is troubleshooting the issue, assumes this is a rogue access point. Which of the following is the first action the technician should take?

（A）Restart the wireless adapter.

（B）Instruct the user to run the installed antivirus software.

（C）Instruct the user to disconnect the Wi-Fi.

（D）Launch the browser to see if it redirects to an unknown site.

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

A company has experienced a ransomware attack. Which of the following is the best way to recover from ransomware?

（A）Antivirus

（B）Backups

（C）Anti-malware

（D）Recovery mode

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

A help desk technician is preparing to upgrade the company's desktop OS from Windows 7 to Windows 10.
The technician needs to ensure the upgrade will preserve the users' applications and data but also minimize the time and effort required for the upgrade. Which of the following would the technician most likely do?

（A）Perform a clean install of the new OS.

（B）Utilize the Windows Update tool.

（C）Utilize the "Refresh this PC" option in the Settings menu.

（D）Use the Update Assistant tool.

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 8

A user is setting up backups on a workstation. The user wants to ensure that the restore process is as simple as possible. Which of the following backup types should the user select?

（A）Differential

（B）Full

（C）Synthetic

（D）Incremental

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

Which of the following features can be used to ensure a user can access multiple versions of files?

（A）Time Machine

（B）FileVault

（C）Remote Disc

（D）Multiple desktops

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

Which of the following operating systems is most commonly used in embedded systems?

（A）Linux

（B）Windows

（C）Chrome OS

（D）macOS

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

A computer technician is investigating a computer that is not booting. The user reports that the computer was working prior to shutting it down last night. The technician notices a removable USB device is inserted, and the user explains the device is a prize the user received in the mail yesterday. Which of the following types of attacks does this describe?

（A）Phishing

（B）Tailgating

（C）Evil twin

（D）Dumpster diving

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 12

A user wants to back up a device's OS and data. Which of the following is the best way to accomplish this task?

（A）Incremental backup

（B）System image

（C）Differential backup

（D）System restore point

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 13

A developer installed a new software package that has stopped all file server access. Which of the following change management practices should have been followed?

（A）End-user acceptance

（B）Staff delegation

（C）Sandbox testing

（D）Appropriate scoping

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

220-1102 無料問題集「CompTIA A+ Certification Exam: Core 2」

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