How can a required reboot be detected for Windows 7

Question

I am working on a project where several software and drivers are installed on a windows 7 PC. This shall work without user inputs.

Now there is the question: How can

Answer 1

The "PendingReboot" module incorporates all the mentioned tests (+ CCM WMI probe) into a single convenient cmdlet to reliably detect pending reboot:

# Install
Install-Module -Name PendingReboot

# Run
Test-PendingReboot -Detailed