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

ページ: 1 / 32
トータル 627 問

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質問 1

A technician downloaded a software program to a network share. When the technician attempts to copy the program to the Windows tablet for installation, the technician receives an error. Which of the following is the best procedure for the technician to use to complete the assignment?

（A）Format the HDD and then do the installation.

（B）Replace the HDD and then do the installation.

（C）Copy the program file to a USB drive and install.

（D）Burn the program file to a CD and install.

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 2

A macOS user reports seeing a spinning round cursor on a program that appears to be frozen. Which of the following methods does the technician use to force the program to close in macOS?

（A）The technician presses the Ctrl+Alt+Del keys to open the Force Quit menu, selects the frozen application in the list, and clicks Force Quit.

（B）The technician opens the Apple icon menu, selects Force Quit, selects the frozen application in the list, and clicks Force Quit.

（C）The technician clicks on the frozen application and presses and holds the Esc key on the keyboard for 10 seconds Which causes the application to force quit.

（D）The technician opens Finder, navigates to the Applications folder, locates the application that is frozen in the list, right-clicks on the application, and selects the Force Quit option.

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 3

Which of the following filesystem formats would be the BEST choice to ensure read and write compatibility of USB flash drives across several generations of Microsoft operating systems?

（A）CDFS

（B）FAT32

（C）APFS

（D）ext4

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 4

Which of the following would MOST likely be deployed to enhance physical security for a building? (Select TWO).

（A）Personal identification number

（B）Badge reader

（C）Firewall

（D）Multifactor authentication

（E）Motion sensor

（F）Soft token

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 5

A company recently outsourced its night-shift cleaning service. A technician is concerned about having unsupervised contractors in the building. Which of the following security measures can be used to prevent the computers from being accessed? (Select two).

（A）Restricting log-in times

（B）Disabling AutoRun

（C）Enabling a screen lock

（D）Disabling local administrator accounts

（E）Implementing data-at-rest encryption

（F）Restricting user permissions

正解：B、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 technician wants to update the local security policies on a Windows machine but is unable to launch the expected snap-in. Which of the following is the most likely reason?

（A）The user did not sign the end user license agreement.

（B）An antivirus application is blocking access.

（C）The computer is running Windows Home.

（D）The user disabled the User Account Control.

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 7

Which of the following is a data security standard for protecting credit cards?

（A）GDPR

（B）NIST

（C）PHI

（D）PCI

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

An IT technician is attempting to access a user's workstation on the corporate network but needs more information from the user before an invitation can be sent. Which of the following command-line tools should the technician instruct the user to run?

（A）gpresult

（B）nslookup

（C）tracert

（D）hostname

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 9

A manager reports that staff members often forget the passwords to their mobile devices and applications.
Which of the following should the systems administrator do to reduce the number of help desk tickets submitted?

（A）Increase the failed log-in threshold.

（B）Remove complex password requirements.

（C）Enable multifactor authentication.

（D）Implement a single sign-on with biometrics.

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 10

Which of the following operating systems were designed for smartphones? (Select two).

（A）iOS

（B）Chrome OS

（C）CentOS

（D）Ubuntu

（E）Android

（F）macOS

正解：A、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 11

A user's company phone has several pending software updates. A technician completes the following steps:
*Rebooted the phone
*Connected to Wi-Fi
*Disabled metered data
Which of the following should the technician do next?

（A）Restore the factory settings.

（B）Clean the browser history.

（C）Clear the cache.

（D）Uninstall and reinstall the applications.

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 Windows user reported that a pop-up indicated a security issue. During inspection, an antivirus system identified malware from a recent download, but it was unable to remove the malware. Which of the following actions would be BEST to remove the malware while also preserving the user's files?

（A）Run the virus scanner in an administrative mode.

（B）Reinstall the operating system.

（C）Manually delete the infected files.

（D）Reboot the system in safe mode and rescan.

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 13

A user connected a laptop to a wireless network and was tricked into providing login credentials for a website.
Which of the following threats was used to carry out the attack?

（A）DDoS

（B）Vishing

（C）Evil twin

（D）Zero day

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 14

A developer is creating a shell script to automate basic tasks in Linux. Which of the following file types are supported by default?

（A）.js

（B）.vbs

（C）.py

（D）.sh

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 15

A technician needs to strengthen security controls against brute-force attacks. Which of the following options best meets this requirement?

（A）Secure password vault

（B）Increased password complexity

（C）Multifactor authentication

（D）Encryption

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 16

A systems administrator is creating periodic backups of a folder on a Microsoft Windows machine. The source data is very dynamic, and files are either added or deleted regularly. Which of the following utilities can be used to 'mirror the source data for the backup?

（A）robocopy

（B）Copy-Item

（C）xcopy

（D）copy

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 17

A Windows workstation that was recently updated with approved system patches shut down instead of restarting. Upon reboot, the technician notices an alert stating the workstation has malware in the root OS folder. The technician promptly performs a System Restore and reboots the workstation, but the malware is still detected. Which of the following BEST describes why the system still has malware?

（A）The malware was installed before the system restore point was created.

（B）The system updates did not include the latest anti-malware definitions.

（C）The system restore process was compromised by the malware.

（D）A system patch disabled the antivirus protection and host firewall.

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 18

Which of the following Is a package management utility for PCs that are running the Linux operating system?

（A）chmod

（B）grep

（C）man

（D）yum

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 19

During a recent flight an executive unexpectedly received several dog and cat pictures while trying to watch a movie via in-flight Wi-Fi on an iPhone. The executive has no records of any contacts sending pictures like these and has not seen these pictures before. To BEST resolve this issue, the executive should:

（A）set AirDrop so that transfers are only accepted from known contacts

（B）completely disable all wireless systems during the flight

（C）only allow messages and calls from saved contacts

（D）discontinue using iMessage and only use secure communication applications

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 20

Applications on a computer are not updating, which is preventing the user from opening certain files. Which of the following MMC snap-ins should the technician launch next to continue troubleshooting the issue?

（A）gpedit.msc

（B）perfmon.msc

（C）devmgmt.msc

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)

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トータル 627 問

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

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