Þ A, D, AND G. DAMAGE TO ANY CONTROLFILE COPY WILL TERMINATE THE IN...

1. þ A, D, and G. Damage to any controlfile copy will terminate the instance,

as will damage to the critical tablespaces: SYSTEM and the current undo

tablespace.

ý B, C, E, F, and H. All these are noncritical files, damage to which will not

cause the instance to terminate.