Which three statements are true about Oracle Data Pump export and import operations?
A.
You can detach from a data pump export job and reattach later.
B.
Data pump uses parallel execution server processes to implement parallel import.
C.
Data pump import requires the import file to be in a directory owned by the oracle owner.
D.
The master table is the last object to be exported by the data pump.
E.
You can detach from a data pump import job and reattach later.
Explanation:
http://docs.oracle.com/cd/E16655_01/server.121/e17639/dp_overview.htm