A+ Mobile App and OS Troubleshooting Quiz

1. An application requires administrator privileges but fails to run. What should you do?

Change the user account type

Right-click and select 'Run as administrator' or modify application properties

Delete the application

Disable Windows Defender

2. A mobile application requires specific OS permissions but crashes when denied. How should this be resolved?

Force the app to run without permissions

Grant the required permissions in app settings or uninstall if permissions are unreasonable

Disable all device security

Replace the device

3. When an OS update causes software instability, what is the proper troubleshooting sequence?

Document changes, check for app updates, verify compatibility, roll back if necessary

Immediately downgrade without checking

Reinstall everything

Ignore the issue

4. Which diagnostic approach is most effective for isolating whether a problem is OS-related or application-specific?

Test the same task with a different application if available

Always blame the application

Restart the device once

Contact support immediately

5. A user reports that an installed application no longer appears in the Start Menu. What is the likely cause?

The application was corrupted or improperly uninstalled

The monitor is broken

The keyboard needs replacement

The internet connection is down

6. What is the most important consideration before uninstalling suspicious software suspected of causing OS problems?

Verify it is not essential system software and back up important data

Immediately delete all files

Never uninstall anything

Uninstall without checking

7. When an application displays a 'compatibility mode' option, what issue is it designed to resolve?

Screen resolution problems

Older software incompatibility with newer OS versions

Printer connectivity

Internet bandwidth limitations

8. Which scenario best describes a driver conflict that needs troubleshooting?

A printer works perfectly with all documents

Two drivers attempt to control the same hardware device, causing errors

The hard drive has sufficient free space

The network connection is stable

9. A mobile device experiences persistent app crashes after a system update. What is the recommended first troubleshooting step?

Perform a factory reset immediately

Clear app cache and data, then test specific applications

Uninstall all apps

Contact the manufacturer before trying anything

10. What is the primary purpose of running System File Checker (sfc /scannow) in Windows troubleshooting?

Delete unnecessary files

Scan and repair corrupted system files

Increase internet speed

Remove antivirus software

11. Which troubleshooting step should you perform first when a mobile application crashes immediately after launch?

Reinstall the application

Check if the app is updated to the latest version

Factory reset the device

Contact the app developer

12. Which tool is most appropriate for analyzing system performance issues on Windows?

Notepad

Task Manager and Performance Monitor

Recycle Bin

File Explorer only

13. When troubleshooting OS boot failures, what is the correct sequence?

Check BIOS settings, verify boot device order, run startup repair

Immediately perform a factory reset

Replace the hard drive

Reinstall all software

14. A mobile app freezes during normal operation. Which diagnostic step should follow a force stop and cache clear?

Immediately reinstall the app

Test the app again and monitor resource usage

Disable the device

Uninstall all similar apps

15. What does 'Safe Mode' primarily help troubleshoot in an operating system?

Hardware failures only

Software conflicts and driver issues by loading minimal services

Network connectivity problems

Disk space limitations

16. An application is incompatible with the current OS version. What is the best troubleshooting approach?

Downgrade the operating system

Check system requirements and update the app or OS accordingly

Disable security features

Use a different device

17. Which log file is most useful for diagnosing operating system errors and application failures?

Event Viewer logs

Browser history

Recently accessed files

Desktop shortcuts list

18. A software conflict occurs when two applications attempt to use the same system resources. How should you resolve this?

Uninstall both applications

Identify the conflicting applications and update or uninstall one

Restart the device repeatedly

Disable all antivirus protection

19. When an application reports 'insufficient memory' errors, which action most directly addresses the problem?

Disable all notifications

Close unnecessary background applications and clear cache

Change the screen resolution

Update the BIOS

20. What is the primary cause of an operating system running slowly after multiple software installations?

Excessive background processes and resource consumption

Hard drive fragmentation only

Too many desktop icons

Outdated monitor drivers

A+ Troubleshooting Mobile App and OS Problems Quiz