Which two statements are true regarding the database in ARCHIVELOG mode? (Choose two.)
A.
Archiving information is written to the data files and redo log files.
B.
You can perform complete database backups without closing the database.
C.
Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.
D.
All the previous database backups become invalid after you configure the database to ARCHIVELOG mode.
E.
You have to shut down the database to perform the backups.