Mod 18 Mobile Device Security

A technician wants to use a Time Machine backup to install a new copy of the macOS onto a Mac. Which of the following tools will the technician use to perform this task?

• Disk Utility

• Boot Camp

• macOS Recovery

• Mission Control

Answer explanation

The technician will use macOS Recovery to restore the system from a Time Machine backup. This tool is specifically designed for reinstalling macOS and accessing backups, unlike Disk Utility, Boot Camp, or Mission Control.

A technician is logged in to a Linux system with a user account that has been assigned root privileges. Each time the technician attempts to run a specific terminal command, a "Permission denied" message is displayed. What is the most likely reason for this message?

• The software repository is out of date and needs to be updated.

• The command syntax needs to be verified.

• The user account is not assigned a password.

• The command needs to be preceded by sudo.

Answer explanation

The 'Permission denied' message indicates that the command requires elevated privileges. Even with root privileges, some commands need to be run with 'sudo' to ensure proper execution context.

A system administrator is selecting an operating system for use by the company's research and development team. The team requires an OS that can be easily modified and changed to meet its requirements. Which of the following operating systems will be the best choice for the users?

• Windows 10 Enterprise

• Mac OS X

• Linux

• Windows 7 Professional

Answer explanation

Linux is the best choice as it is open-source and highly customizable, allowing the research and development team to modify the OS to meet their specific needs, unlike the other options which are more restrictive.

4. A Mac user wants to update macOS and is searching Apple.com to locate update files. How are macOS updates typically obtained?

• By downloading from Apple.com

• Through the App Store or System Preferences

• By using third-party websites

• By purchasing update CDs

Answer explanation

macOS updates are typically obtained through the App Store or System Preferences, where users can easily check for and install the latest updates, rather than downloading from websites or using CDs.

Which of the following is true about macOS updates?

• Updates are found in the App Store.

• macOS does not require or utilize updates.

• Updates are downloaded through Time Machine.

• A manual update of macOS is not possible.

Answer explanation

Updates for macOS are indeed found in the App Store, where users can download and install the latest versions. The other options are incorrect as macOS requires updates and allows manual updates.

What is the term used to designate that a particular operating system will no longer be supported by its manufacturer or managing entity?

• Distro

• End-of-life

• Force Quit

• Forced kill

Answer explanation

The term 'End-of-life' refers to the point when an operating system is no longer supported by its manufacturer, meaning no updates or security patches will be provided. This is crucial for users to know for maintaining system security.

Sarah has started her position as a Service Desk Advisor and has been provided with a new mobile device. Sarah must set up her corporate email account and a few other applications. Which of the following is the process in which she can set up her secure corporate data and apps?

• Mobile Device Management (MDM)

• Baseband Update

• SDK

• Emulator

Answer explanation

Mobile Device Management (MDM) is the process that allows Sarah to securely set up her corporate email and applications on her new mobile device, ensuring data protection and compliance.

Samuel is using an older Android device for his advisor role. Upon being requested to update his Android OS to the latest model, Samuel notices there is no option to update under System Update in the Settings application. Which of the following would his device be labeled as?

Answer explanation

Samuel's device likely lacks the capability to update due to its age, indicating it may be an emulator or a device with outdated hardware. Since it cannot access the latest updates, it is labeled as an emulator.

Daniel assists an internal employee with their corporate-owned mobile device. Upon further troubleshooting, Daniel notices the employees' phone contacts are currently missing and their corporate account has been logged out. Once logged back into the user's account, Daniel would like to further assist by preventing any data from being lost.

• Emulator

• End-Of-Life (EOL)

• File-Level Backup

• Android Package

Answer explanation

A File-Level Backup is essential to prevent data loss when logging back into the user's account. It allows for the recovery of contacts and other important data that may be missing from the corporate device.

Steve just got back from a business trip and noticed that his corporate mobile device was missing. Using My Device, Android's built-in locator application, Steve was able to locate his device in another state. Feeling worried that the device may be compromised, Steve would like to take the next step and erase the device.

• Remote Wipe

• End-Of-Life (EOL)

• Mobile Device Management (MDM)

• Rooting

Answer explanation

Steve should use the Remote Wipe feature to erase his corporate mobile device. This action ensures that any sensitive data is deleted, protecting it from potential compromise.