Identify the three valid storage options for Grid Infrastructure voting disk and Install.
A.
a certified Cluster File System (CFS)
B.
a certified Network File System (NFS)
C.
ASM Cluster File System (ACFS)
D.
Automatic Storage Management (ASM)
E.
shared disk slices (block or raw devices)
Oracle 11g: RAC and Grid Infrastructure Administration Accelerated 2 – 4
A is right. certified CFS is a good choice
B is right. certified NFS is a good choice
C is wrong. ACFS is not meant for voting and GI installation
D is right. ASM is good for voting
E is wrong. block or raw is no longer good for voting.
So A.B.D. are correct
https://docs.oracle.com/cd/E11882_01/install.112/e41961/storage.htm#CWLIN257