From Purdue IT:
“For instructors, getting the most out of class time often requires uploading presentation materials and priming classroom technology before the start of class. When the clock is ticking, a basic understanding of classroom technology at Purdue and a few best practices can help ensure a seamless transition from pre-class setup to teaching.”
For more information see:
https://it.purdue.edu/newsroom/2019/190813-Classroom-Tips.php