Ahh..... 99% of all my belays over the past 40 something years have been pretty standard as described above. Regardless if they are Sport, Trad, Big Walls, AID Soloing, Alpine and Ice.
Standardize your Belay Anchor, and you will not screw the pooche when shit hits the fan, the weather is shitstick bad, a rescue is in dire order etc etc etc.
Most Certs, AMGA, PCGI and UIAA will teach and req the same standard belay system set up for most climbing scenarios.
These two books are great sources: