Could someone elaborate on what "Store password using reversible encryption" is and why it does not apply? I couldn't locate any info to prove it is/is not applicable.

I agree. If the question is:

Where is the configuration data stored for the Data Collector in SQL Server 2008?

From the link provided:

Storage

The data collector stores data in two places:...

I agree. Without the background of the question, either answer could be correct all hinging on the datatype which wasn't spelled out. If anything the QOTD's at least...

Shouldn't Use sp_detachdb and sp_attachdb really be sp_detach_db and sp_attach_db?

I thought it was a trick answer...

Thanks,

Dave