macOS Support Essentials System Troubleshooting

1. What is Gatekeeper in macOS?

A file encryption tool

A security feature that controls app execution based on developer signatures

A network firewall

A backup scheduling application

2. How can you force quit an unresponsive application on macOS?

Command + Option + Escape

Use Activity Monitor and click Force Quit

Restart the computer

Both A and B

3. What is the purpose of the macOS Console application?

Display and filter system logs in real-time

Run command-line operations

Manage user accounts

Configure network settings

4. Which command removes cached files and temporary data to free up disk space?

Rm -rf ~/Library/Caches

Sudo purge

Empty Trash

All of the above

5. What does APFS stand for?

Apple Partition File System

Apple File System

Advanced Performance File Storage

Automated Protection File System

6. How do you check which processes are using a specific port on macOS?

Netstat -tuln

Lsof -i :portnumber

Ifconfig

System Preferences network tab

7. What is the function of the Disk Utility tool in macOS?

Manage partitions, repair disks, and verify integrity

Create user accounts

Update macOS

Manage network settings

8. Which macOS feature helps identify resource-heavy applications using the Activity Monitor?

Energy Impact

CPU Percentage

Memory Used

Both A and B

9. What does FileVault do on macOS?

Backs up files to cloud storage

Encrypts the entire startup disk

Organizes files into categories

Prevents unauthorized file access through permissions

10. Which command displays detailed information about a process in the Terminal?

Ps aux

Top

Lsof

All of the above

11. Which macOS utility allows you to monitor real-time system performance including CPU, memory, and disk usage?

Activity Monitor

Console

System Preferences

Finder

12. Which log file should you check first when troubleshooting system-wide issues on macOS?

System.log in /var/log/

Console application logs

Activity Monitor reports

Finder preferences

13. How do you reset the SMC on an Intel-based Mac with an external keyboard?

Shutdown, then press Shift + Control + Option + Power for 10 seconds

Restart and hold Command + Option + P + R

Press Escape repeatedly during startup

Use System Preferences and click Reset

14. What does SMC stand for in macOS?

System Memory Controller

System Management Controller

Software Maintenance Core

Secure Management Certificate

15. Which macOS feature allows you to create scheduled backups automatically?

Time Machine

ICloud Drive

Spotlight

Keychain

16. What is the purpose of Safe Mode in macOS?

Prevent all user access to the system

Boot with minimal extensions and verify the system disk

Disable network connectivity

Enable maximum performance mode

17. Which command-line tool is used to verify and repair macOS disk permissions and structure?

Fsck

Diskutil

Disk Utility

All of the above

18. What does NVRAM store on a Mac?

User files and documents

System settings like volume, display resolution, and boot device

Application cache data

Network passwords

19. Which keyboard shortcut boots a Mac into Recovery Mode?

Command + R

Command + Option + R

Command + S

Control + Command + Power

20. What is the primary function of the Recovery Partition in macOS?

Store backup files automatically

Perform system repairs, reinstall macOS, and access recovery tools

Increase available storage space

Run background system updates

macOS Support Essentials System Troubleshooting Quiz

1. What is Gatekeeper in macOS?

2.

What first name or nickname would you like us to use?

2. How can you force quit an unresponsive application on macOS?

3. What is the purpose of the macOS Console application?

4. Which command removes cached files and temporary data to free up disk space?

5. What does APFS stand for?

6. How do you check which processes are using a specific port on macOS?

7. What is the function of the Disk Utility tool in macOS?

8. Which macOS feature helps identify resource-heavy applications using the Activity Monitor?

9. What does FileVault do on macOS?

10. Which command displays detailed information about a process in the Terminal?

11. Which macOS utility allows you to monitor real-time system performance including CPU, memory, and disk usage?

12. Which log file should you check first when troubleshooting system-wide issues on macOS?

13. How do you reset the SMC on an Intel-based Mac with an external keyboard?

14. What does SMC stand for in macOS?

15. Which macOS feature allows you to create scheduled backups automatically?

16. What is the purpose of Safe Mode in macOS?

17. Which command-line tool is used to verify and repair macOS disk permissions and structure?

18. What does NVRAM store on a Mac?

19. Which keyboard shortcut boots a Mac into Recovery Mode?

20. What is the primary function of the Recovery Partition in macOS?