Module 18 Mobile Device Security Quiz

Android apps are contained in an Android package kit, which has what file extension?

.apk

Before allowing apps from untrusted sources to be installed on your Android device, what should you do? (Choose all that apply.) a. Install a firewall app. b. Install an anti-malware app. c. Use Android settings to allow apps from untrusted source. d. All of the answers are correct.

All of the answers are correct. explanation: Firewall apps and anti-malware apps can help protect your device from corrupted or malicious apps, and Android requires that you approve apps from untrusted sources before you can download and install them.

Suppose you and your friend want to exchange lecture notes taken during class. Your friend has an iPhone, and you have an iPad. What is the easiest way to make the exchange?

Transfer the files through an AirDrop connection. explanation: AirDrop is designed for a quick and easy file transfer between Apple devices that are within a 30-foot range (Bluetooth range).

A friend is having problems with their iPhone randomly rebooting. When you examine the phone, you notice the Cydia app installed. What do you recommend your friend try first to fix the problem?

Update the OS to eliminate the jailbreak. explanation: The installation of the Cydia app indicates a jailbreak. To eliminate the jailbreak, try the least invasive solution first, and update the OS.

What is the most effective thing you can do to prevent a mobile device battery from draining too quickly?

Enable airplane mode. explanation: Turning off all wireless communication is the best way to save battery power.

An app that cost you $4.99 is missing from your Android. What is the best way to restore the missing app?

Go to the Play Store where you bought the app and install it again. explanation: Apps purchased in the Play Store are associated with your Google account and can be downloaded and reinstalled at any time when you are signed in to this account.

What is one effective way to implement a VPN connection on your Android device?

Install a firewall app that includes a VPN connection in its services. explanation: A firewall app, such as NetGuard, generally includes a VPN service designed to force all communication through the firewall.

What is a potential security risk when enabling Developer mode in Android?

Malicious software might reach your device when it is connected to a computer via a USB cable. explanation: In Developer mode, USB Debugging can be enabled, which allows a program installed on a computer to access your device when they are connected by USB cable.

You have set up your Android phone using one Google account and your Android tablet using a second Google account. Now you would like to download the apps you purchased on your phone to your tablet. What is the best way to do this?

On your tablet, set up the Google account that you used to buy apps on your phone, and then download the apps. explanation: Apps purchased from Google are tied to the Google account used to make the purchase.

Where is the biometric data for an Android facial recognition lock or fingerprint lock kept?

Only on the Android device explanation: Biometric data used for Android authentication is kept only in a secured encrypted area of Android storage on the device. It can never be stored in the cloud or other backup media.

Your friend has an iPhone that refused to start, and you helped them use a Mac computer to perform a factory reset. They had previously backed up the phone to iCloud. How do you instruct your friend to restore the phone from the iCloud backup?

Turn on the phone, enter their Apple ID, and step through the questions to restore the phone from the iCloud backup. explanation: When you first turn on a new iPhone or one that has just been reset or returned to factory state, you are asked to enter the Apple ID. Next, iOS gives you the opportunity to choose to restore the phone from the iCloud backup, if one exists.

How can you configure an iPhone so it can download and install any app from any website on the Internet?

Use an app to jailbreak the iPhone. explanation: When the iPhone is jailbroken, it can download and install apps from any source. However, know that Apple voids the warranty on any iPhone or iPad that has been jailbroken. Also, a jailbroken iPhone cannot restart unless it is connected to a computer.

When is it appropriate to use iTunes to restore an iPad from backup?

When the backup has been created on a Windows computer explanation: Windows requires the iTune software to be installed so it can create and store iPhone and iPad backups.

Which of the following are true about Android Safe Mode? (Choose all that apply.) a. Only apps native to the Android installation can run in Android Safe Mode. b. A Safe Mode flag displays somewhere on the screen. c. Safe Mode helps you eliminate third-party apps as the source of a problem. d. To exit Safe Mode, restart the device normally.

a. Only apps native to the Android installation can run in Android Safe Mode. b. A Safe Mode flag displays somewhere on the screen. c. Safe Mode helps you eliminate third-party apps as the source of a problem. d. To exit Safe Mode, restart the device normally.

Which of the following is the best reason to replace a mobile device with a new one in a corporate environment? a. The device has only a single camera, and MDM requires a minimum of two cameras for two-factor authentication. b. The device does not have an SD card slot required for MDM management tools. c. The latest version of Android the device can support has reached its EOL limitation. d. The device will not update to the latest version of Android.

c. The latest version of Android the device can support has reached its EOL limitation. explanation: It's imperative that a device used in a corporate environment be able to receive security updates for the OS. If the version of the OS has reached its EOL, Google no longer provides security updates for the OS.