1101 Day 11 Review

Front

A user notices that their mobile device is displaying fake security warnings and experiencing unexpected application behavior. What could be a potential security concern in this scenario?

Back

Application spoofing

Answer explanation

Application spoofing involves creating fake or malicious applications that mimic legitimate ones, often leading to unexpected behavior and fake security warnings on the device.

Front

A user complains of experiencing sluggish response times and noticing a high number of ads while using various applications on their mobile device. What security issue might be causing these symptoms?

Back

Bootleg/malicious application

Answer explanation

Bootleg or malicious applications can cause sluggish performance and display excessive ads as they may contain hidden malware or adware that affects the device's performance.

Front

User receives notifications about reaching their data-usage limit despite not using the Internet extensively. What might be a potential security concern in this situation? High network traffic, Android package (APK) source, Unexpected application behavior, Leaked personal files/data

Back

Android package (APK) source

Answer explanation

Downloading applications from untrusted sources or unofficial app stores can lead to the installation of malicious apps that consume data in the background, resulting in data-usage limit notifications.

Front

A user's mobile device experiences no Internet connectivity despite being in an area with good network coverage. What security issue could be contributing to this problem?

Back

Fake security warnings

Answer explanation

Fake security warnings often result from malicious applications or websites and can lead to network connectivity issues as they may interfere with the device's network settings or DNS configurations.

Front

A user reports that their mobile device randomly reboots multiple times throughout the day, causing disruptions to their workflow. What could be a potential cause of this issue? Options: Application fails to launch, Connectivity issues, Battery life issues, OS fails to update

Back

OS fails to update

Answer explanation

If the mobile operating system fails to update properly, it can lead to instability and cause the device to reboot unexpectedly.

Front

A user complains that their mobile application fails to launch despite multiple attempts. What could be a possible solution to this issue?

Back

Restart the device.

Answer explanation

Restarting the device can help resolve temporary software glitches that may be preventing the application from launching.

Front

A user notices that their mobile device's screen does not autorotate as expected when they rotate the device. What action should the user take to troubleshoot this issue? Options: Enable autorotate in device settings, Check for available storage space, Update the device's OS, Clear the application cache

Back

Enable autorotate in device settings

Answer explanation

Enabling autorotate in the device settings ensures that the screen orientation changes automatically when the device is rotated.

Front

A user experiences slow response times when using various applications on their mobile device. What could be a potential cause of this issue? Options: Battery life issues, Connectivity issues, Application fails to close/crashes

Back

Clear the application cache

Answer explanation

Clearing the application cache can help improve performance by removing temporary data that may be slowing down the applications.

Front

Why is it important to apply operating system (OS) patches and updates regularly?

Back

To enhance security by addressing vulnerabilities, to improve system performance and fix hardware issues, to access new features and ensure compatibility with applications.

Front

Antivirus Apps filter outgoing connections only when the latest updates are installed.

Back

FALSE

Answer explanation

•Antivirus/Anti-Malware Apps:

•Provide additional layers of protection to marketplace security.

•Monitor app behavior and permission requests to identify threats.