ACS Apple Diagnostics & Repair Processes

Question 1

What is the primary purpose of Apple Diagnostics on Mac computers?

Accepted Answer

Test hardware components such as RAM and storage for failures

Answer

Format the hard drive and reinstall macOS

Answer

Reset all system settings to factory defaults

Answer

Update the Mac's firmware to the latest version

Question 2

How do you start Apple Diagnostics on an Intel-based Mac?

Accepted Answer

Hold the D key during startup

Answer

Hold Command+R during startup

Answer

Open System Preferences and click Diagnostics

Answer

Hold Option+Command+P+R during startup

Question 3

What does Apple Service Toolkit 2 (AST 2) primarily enable technicians to do?

Accepted Answer

Run automated diagnostics, calibrations, and post-repair tests on Apple devices

Answer

Manage customer appointments and scheduling

Answer

Configure enterprise MDM profiles remotely

Answer

Process warranty claims and invoicing through GSX

Question 4

What is GSX (Global Service Exchange) primarily used for by Apple Authorized Service Providers?

Accepted Answer

Managing service orders, warranty lookups, and part ordering

Answer

Downloading macOS updates for customer devices

Answer

Configuring Apple Business Manager for enterprise customers

Answer

Syncing iCloud data during device restoration

Question 5

Before performing any repair that could result in data loss, what must a technician always do first?

Accepted Answer

Advise the customer to back up their data

Answer

Enable FileVault encryption on the device

Answer

Update the device firmware to the latest version

Answer

Restore the device to factory settings to start fresh

Question 6

Which tool can restore an iPhone to factory settings when standard Recovery Mode fails to work?

Accepted Answer

Apple Configurator 2

Answer

iCloud Remote Wipe

Answer

Apple Business Manager

Answer

Finder's Restore iPhone option

Question 7

What does the System Information app (system_profiler) provide to service technicians?

Accepted Answer

Detailed hardware and software configuration data for the entire system

Answer

Real-time CPU temperature and thermal sensor readings

Answer

Live network traffic analysis and packet capture data

Answer

Remaining battery capacity in milliamp-hours only