What cable test should be performed immediately after installing a structured cable, typically before the cable is terminated?

In general you would want to do a continuity test to test your cables using a multimeter.  After you've tested continuity you can then terminate your cables and retest the cables using a tester as well.  We do offer different types of testers that can be found here: https://www.monoprice.com/category/audio-video/audio-&-video-accessories/tools-&-cleaning-kits