CMT Mobile OS & Application Management Flashcards

What is the primary difference between iOS and Android regarding app installation from third-party sources?

Answer: Android allows sideloading APKs; iOS restricts installs to the App Store by default

Android's open architecture permits APK sideloading, while Apple's iOS enforces App Store distribution by default.

A customer reports their Android phone is running slowly after installing many apps. What is the FIRST step?

Answer: Check available storage and RAM usage in device settings

Storage and RAM exhaustion are the most common causes of performance degradation and should be checked first.

What does 'Developer Options' enable on an Android device that is relevant to technicians?

Answer: USB debugging, mock locations, and advanced performance monitoring

Developer Options exposes USB debugging and diagnostic tools that technicians use for troubleshooting and flashing.

When updating iOS on a customer's device, what should the technician verify first?

Answer: That the device has sufficient storage and battery charge (at least 50%) before updating

Insufficient storage or battery during an iOS update can cause the update to fail or brick the device.

What is the purpose of Safe Mode on Android?

Answer: It boots the device with only pre-installed apps to isolate third-party app issues

Safe Mode disables third-party apps, making it the fastest way to determine if a downloaded app is causing problems.

A customer's app keeps crashing on iOS. What is the recommended first troubleshooting step?

Answer: Force-close the app and relaunch it, then check for app updates

Force-closing and checking for updates resolves the majority of app crashes with minimal disruption.