Which Amazon storage do you think is the best for my database-style applications that frequently encounter
many random reads and writes across the dataset?
A.
None of these.
B.
Amazon Instance Storage
C.
Any of these
D.
Amazon EBS
Explanation:
“Amazon EBS is particularly helpful for database-style applications that frequently encounter many random
reads and writes across the data set.”
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/AmazonEBS.html
D
Why not S3?
Because S3 sucks for random I/O.
Technically you can use B to store your TempDB on. But I know that they want you to click the D option.