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Exam 2: CompTIA A+ Certification Exam: Core 2

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Question 161

Multiple Choice

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A junior Linux systems administrator needs to update system software. Which of the following shell commands would allow the administrator to gain the necessary permissions to update the software?

A) sudo
B) chmod
C) grep
D) pwd

E) C) and D)
F) B) and D)

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Question 162

Multiple Choice

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A user's mobile device appears to be losing battery life rapidly and often feels warm to the touch, even when it is put away. The device is relatively new, so the user is concerned it is defective. A technician inspects the device and see the following: Which of the following should be changed to resolve this issue?

A) Privacy - Maps
B) Display - Brightness
C) Storage - Photos
D) Mail - Work

E) A) and D)
F) C) and D)

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Question 163

Multiple Choice

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A systems administrator creates a new folder in the user profile. The administrator wants it to have different NTFS permissions than its parent folder. Which of the following settings should the administrator change?

Which of the following is the memory limitation of a 32-bit OS?

A user opens a phishing email and types logon credentials into a fake banking website. The computer's antivirus software then reports it has quarantined several temporary Internet files. A technician disconnects the computer from the network. Which of the following should the technician perform NEXT?

A security administrator does some network testing and identifies significant issues with security on desktop computers. As part of remediation, the network administrator is developing documentation based on best practices for applying updates to end users' computers. The network administrator must create the process documentation needed to submit back to the security administrator for approval. Which of the following process documents would the network administrator MOST likely create? (Choose two.)

A user is trying to install a very large .dmg file on a Windows computer but is receiving an error message. Which of the following is causing the error?

A user cannot print to a network printer. A technician runs the Windows 10 troubleshooting utility, but it does not find any errors. Which of the following printer settings should the technician check NEXT?

A technician is setting up a computer that needs to be configured so a few users can access it using Remote Desktop. For security reasons, the users should not be able to install software or change system settings. Which of the following Control Panel utilities should the technician use to accomplish this task?

A new business will be using credit cards in a physical location as well as its web presence. Which of the following does the business need?

A user's PC has been running slowly. The user says there have been no changes to the PC. Which of the following tools should the technician use to troubleshoot the cause of the speed reduction?

A technician wants to write a script that will check data line by line until the end of the file. Which of the following elements will perform the check?

A user installed a new company-approved application on a Windows PC. The installation required a reboot. After the reboot and logon, the system froze. A technician has been called to fix the problem. Which of the following should the technician do FIRST?

A computer running Windows 7 has an icon that has the appearance of an unlocked padlock with a yellow warning graphic. This icon advises the user that:

Which of the following should a technician do FIRST before opening a computer case to replace a part?

A technician arrives on site to find that two users who have the same model on Android smartphone are having the same issue with a specific application. Whenever they attempt to launch the application, it fails and gives an error message. Which of the following should the technician do FIRST?

An office location regularly experiences brownouts. Which of the following would be the MOST appropriate solution to protect the office computers?

A junior Linux system administrator needs to update system software. Which of the following shell commands would allow the administrator to gain the necessary permissions to update the software?

A Chief Executive Officer (CEO) is giving a presentation at an industry conference but forgot to bring a laptop. The company has emailed several large presentation files and the links to several videos that will be streamed during the presentation. While showing the last video, it starts to buffer, times out, and will not display. The CEO restarts the phone that is being used for the presentation and verifies there is enough free storage space, but the video still will not play. Which of the following is MOST likely causing the issue?

After a virus has been spread unknowingly via USB removable hard drives, a technician is tasked with limiting removable hard drive access to certain network users. USB ports are used for many devices, including scanners, printers, and signature pads, so a policy is created to deny access to removable hard drives only. When testing the policy, a removable drive is plugged in but can still be accessed. Which of the following command-line tools should the technician use to apply the new policy?