Given the following steps, which would be the correct order to create a backup of an Oracle database in ARCHIVELOG mode with control-file autobackups enabled?
A. backup archivelog all;
B. backup database all;
C. backup controlfile;
D. backup archivelog, database, controlfile delete input;
E. backup database plus archivelog delete input
A. e
B. a, b, a, c
C. d
D. b, a, c
E. b, a, c, d, e
Backing up in ARCHIVELOG mode is as easy as issuing the backup database plus archivelog delete input command.
原文：http://www.cnblogs.com/Babylon/p/7810728.html