220-1102 Mobile OS Features and Tools — Timed 10 Questions

Question 1

A user's iPhone is running iOS 15 and they are unable to install a new app from the App Store. The error message says 'Unable to Download App. This app requires iOS 16 or later.' However, the user's iPhone model supports iOS 16. Which built-in iOS feature should the technician use to resolve this?

Accepted Answer

Update iOS via Settings > General > Software Update.. This question tests iOS update management. The correct answer is 'Software Update' in Settings > General, which allows the user to upgrade to iOS 16. The error indicates the app requires a newer OS version, and updating the OS is the standard solution.

Answer

Offload the app and reinstall it.

Answer

Clear the App Store cache by force-closing the app.

Answer

Perform a factory reset.

Question 2

During a security audit, a technician discovers that an employee's company-issued iPhone has been jailbroken. The employee claims they only did it to customize the home screen. Which security risk is most directly associated with a jailbroken device in a corporate environment?

Accepted Answer

It bypasses app sandbox restrictions, potentially exposing corporate data.. This question tests understanding of jailbreaking risks. The correct answer is that jailbreaking removes sandbox restrictions, allowing apps to access data from other apps, which can lead to data leakage. This is a primary concern for corporate devices handling sensitive information.

Answer

The device cannot receive iOS updates.

Answer

It voids the warranty.

Answer

The device will perform slower.

Question 3

A user is setting up a new Android tablet for a child and wants to restrict access to adult content, limit app purchases, and set screen time limits. Which built-in Android feature should the technician configure?

Accepted Answer

Google Family Link. This question covers Android parental controls. The correct answer is 'Google Family Link', a dedicated app and service that allows parents to manage app permissions, content filters, and screen time across Android devices. It is the standard tool for child safety on Android.

Answer

Guest Mode

Answer

Do Not Disturb

Answer

Developer Options

Question 4

A technician is tasked with deploying 50 Android tablets for a field sales team. The tablets need to have a consistent set of apps, settings, and security policies. The technician wants to avoid manually configuring each device. Which Android feature should the technician use?

Accepted Answer

Android Enterprise (Zero-Touch Enrollment). This question tests enterprise deployment tools. The correct answer is 'Android Enterprise' (formerly Android for Work), which supports zero-touch enrollment and managed configurations via a Mobile Device Management (MDM) system. This enables bulk provisioning without manual setup.

Answer

Samsung DeX

Answer

Google Backup

Answer

Developer Options > OEM Unlocking

Question 5

A technician is configuring an Android phone for a user who frequently travels internationally. The user wants to ensure that data roaming is disabled to avoid high charges, but still wants to receive calls and texts while abroad. Which setting should the technician configure?

Accepted Answer

Turn off Data Roaming in the mobile network settings.. This question tests Android connectivity settings. The correct answer is to disable 'Data Roaming' while keeping 'Roaming' enabled for voice and SMS. This allows calls and texts over partner networks without using mobile data, preventing unexpected charges.

Answer

Enable Airplane Mode and turn on Wi-Fi.

Answer

Disable Mobile Data entirely.

Answer

Set the network mode to 2G only.

Question 6

A customer reports that their Android phone's screen is unresponsive to touch after a drop. They can still hear notifications and see the display. Which built-in tool should you use to test the touchscreen functionality without relying on third-party apps?

Accepted Answer

Diagnostics Mode (e.g., *#0*#). This question tests knowledge of Android's built-in diagnostic tools. The correct answer is the 'Diagnostics' or 'Test' mode, often accessed via the dialer code or settings, which allows hardware testing without third-party apps. This is a standard feature for verifying touchscreen integrity after physical damage.

Answer

Safe Mode

Answer

Developer Options

Answer

Factory Reset

Question 7

A user on iOS 17 complains that their iPhone's battery drains quickly and the phone gets warm during normal use. They have not installed any new apps recently. Which built-in tool should you use first to identify the cause?

Accepted Answer

Settings > Battery > Battery Health. This question covers iOS battery management tools. The correct answer is the Battery Health feature, which shows maximum capacity and peak performance capability, and can indicate if the battery needs service. Checking this first helps rule out hardware degradation before troubleshooting software.

Answer

Settings > General > iPhone Storage

Answer

Settings > Privacy > Analytics & Improvements

Answer

Settings > Display & Brightness

Question 8

A technician is configuring a company-issued Android tablet for a kiosk mode in a retail store. The tablet must only run the store's inventory app and prevent users from accessing other apps or settings. Which built-in Android feature should the technician use?

Accepted Answer

Screen Pinning. This question tests knowledge of Android enterprise features. The correct answer is 'Screen Pinning', which locks the device to a single app and requires a PIN or password to exit. This is a native Android security feature ideal for kiosk scenarios without third-party software.

Answer

Guest Mode

Answer

Developer Options > Force GPU Rendering

Answer

Do Not Disturb

Question 9

A user reports that their iPhone's camera app crashes immediately after opening, but other camera-related apps (like Instagram) work fine. They have already restarted the phone. Which iOS feature should you use to restore camera functionality without losing personal data?

Accepted Answer

Offload App. This question tests iOS app-specific troubleshooting. The correct answer is 'Offload App', which removes the app but keeps its documents and data, allowing a fresh reinstall without data loss. This is ideal for fixing a corrupted app without a full restore.

Answer

Reset All Settings

Answer

Erase All Content and Settings

Answer

Update iOS

Question 10

A technician is troubleshooting an Android phone that cannot connect to Wi-Fi networks, even though other devices connect fine. The technician notices that the phone's MAC address is displayed as '02:00:00:00:00:00' in the Wi-Fi settings. Which feature is likely causing this, and how should it be resolved?

Accepted Answer

The phone has a randomized MAC address enabled; disable it for the network.. This question tests knowledge of Android's privacy features. The correct answer is 'Randomized MAC Address', a security feature that spoofs the MAC address per network. The displayed address suggests the randomization is active, and disabling it for the specific network or turning off 'Use randomized MAC' can resolve connectivity issues.

Answer

The phone is using a static IP configuration; change it to DHCP.

Answer

The Wi-Fi hardware is faulty; the phone needs repair.

Answer

The phone is in Airplane Mode; turn it off.