多项选择题
A. Recover database datafiles from physical disk backup sets.
B. Recover required incremental backups from physical disk backup sets.
C. Recover required archived redo logs from physical disk backup sets.
D. Apply incremental backups to recover the database.
E. Apply archived redo logs to recover the database.
单项选择题 Whatisthepurposeoftheuntilchangeoptionoftherestorecommand？（）
单项选择题 You have control-file autobackups enabled. When starting your database from SQL*Plus， you receive the following error message： SQL> startup ORA-01078： failure in processing system parameters LRM-00109： could not open parameter file ， C：\ORACLE\PRODUCT\11.1.0\DB_1\DATABASE\INITORCL.ORA Using RMAN， how would you respond to this error？（）
单项选择题 WhatRMANcommandmustyouusebeforeyoucanbackupadatabaseusingtherecoverycatalog？（）