2026 PROFESSIONAL PREPARATION
WORKBOOK
◉ How do you run iOS sysdiagnose? Answer: Press and hold both
volume buttons and the side/top button for 1 to 1.5 seconds. It can
take up to 10 minutes to finish.
Connect your computer to a Mac, find your device in Finder, and
click Sync.
Your file should be within your Library folder under Macintosh
HD/Users/username/Library/Logs/CrashReporter/Mobile Device
{device name}>DiagnosticLogs>sysdiagnose
You also have the option to AirDrop the file
◉ Where are iOS sysdiagnose files stored on the iOS device? Answer:
In Settings>Privacy & Security>Analytics & Improvements>Analytics
Data
◉ Why might a Mac startup with a flashing question mark screen?
Answer: It's having trouble locating the system software. Either the
startup disk is unavailable or it doesn't contain a working Mac
operating system.
,◉ True or False, an MDM administrator can disable starting in
MacOS Recovery on an Apple Silicon computer? Answer: True
◉ How do you boot into safe mode on a Mac? Answer: Apple Silicon:
Boot into startup options, then press and hold the Shift key and click
Continue in Safe Mode
Intel: Turn on the Mac and immediately press and hold the shift key
◉ How do you open Apple Diagnostics? Answer: Apple Silicon: Boot
into startup options and press Command+D
Intel: Turn on the Mac and immediately press and hold the D key
◉ Apple Diagnostics Reference Codes Answer:
https://support.apple.com/en-us/HT203747
◉ What is Safe Mode? Answer: Safe Mode prevents your Mac from
loading certain software as it starts up, including login items, system
extensions not required by macOS, and fonts not installed by macOS.
It also does a basic check of your startup disk (like First Aid), and
deletes some system caches.
◉ You are having an issue with your Mac. You boot into Safe Mode
and find the issue is now resolved. When you boot back into your
normal OS, the issue persists again. What is likely at fault? Answer:
Startup items
,◉ You are trying to run Erase All Contents and Settings on a Mac.
The Mac is running macOS Monterey, but the option for Erase All
Contents and Settings is not listed in System Preferences. What
might be the cause of this? Answer: The Mac doesn't have an Apple
T2 Security Chip.
◉ Where can you find the Erase Assistant application? Answer:
/System/Library/Core Services
◉ How do you reinstall the version of macOS that shipped with your
Mac, or the closest version still available on an Intel-based Mac?
Answer: Use Shift-Option-Command-R during startup
◉ Apple Enterprise Networks Answer:
https://support.apple.com/en-us/HT210060
◉ How do you put an Apple Silicon laptop into DFU mode to revive
or restore via Apple Configurator? Answer: Plug the Mac into power,
press and release the power button, press the power button again
and at the same time press all three of the following keys for about
10 seconds: right shift, left option, and left control. After 10 seconds,
release these keys but continue to hold the power button until you
see the DFU icon in Configurator.
, ◉ What is Target Disk Mode? Answer: This is when you connect two
Mac computers via USB-C so that one appears as an external hard
disk on the other.
◉ How do you start up a Mac in target disk mode? Answer: If the
computer is off, start it up while holding the T key.
If the computer is already on, you can choose Apple Menu>System
Settings>General>Startup Disk and click Restart in Target Disk
Mode.
◉ What settings do Macs enrolled in MDM solutions not transfer
when doing migration? Answer: System, Network, or Printer
Settings
◉ In which folder do you find Migration Assistant on a Mac? Answer:
Applications/Utilities
◉ What happens when you open Migration Assistant on your old
Mac? Answer: All open apps quit, and the account logs out.
◉ How many times can you incorrectly put in your Mac password
before it locks the account and displays the message "Your account is
locked. Try again in 1 minute." Answer: 4 times.