A). It performs a shutdown and then a restart of all processes in both Oracle Grid Infrastructure and Oracle Database home during the patching process. => True
B). It must be invoked by a user with root user privileges. => true
C). Patches are applied via opatchauto. => not always.
D). Users must always input patch plans to opatchauto. => false, patch plans is optional
E). It requires the Oracle Grid Infrastructure and Oracle Database instances to be shut down before being invoked. => false
F). It applies patches in nonrolling mode by default. => false, default is rolling mode.
G). It is used to apply interim patches to Oracle Grid Infrastructure and Oracle Database home combinations. => true Reference:
https://docs.oracle.com/cd/E24628_01/doc.121/e39376/opatchauto_commands.htm#OPTCH585
https://docs.oracle.com/cd/E24628_01/doc.121/e39376/configuration_patching.htm#OPTCH149