DNAv4 DNAC Mission Todo1 command_runner ios_cmd not clear

https://developer.cisco.com/learning/devnet-express/dnav4-track/dnav4-intro-dnac/dnac-mission/step/1

Todo1:
ios_cmd = "" # TODO 1 Enter the IOS command for command runner API here!

Attendees are confused, which special IOS command should be entered here. 
From the whole context, could be "show running-config", but "show ver | inc RELEASE" or "show ip int brief" are also working commands