6. Select the statement(s) that is/are true about the data sources in a BW system:
a. If the hide field indicator is set in a data source, this field will not be transferred to BW even after replicating the data source
b. A field in a data source won't be usable unless the selection field indicator has been set in the data source
c. A field in an info package will not be visible for filtering unless the selection field has been checked in the data source
d. All of the above
ANSWER(S): A, C
If the hide field is checked in a data source, that field will not be transferred to a BW system from the source system even after replication. If the selection field is not checked, that field won't be available for filtering the info package.