单项选择题
A.Data files
B.Control files
C.Archived log files
D.Files storing RMAN scripts
单项选择题 Toperformadatabasepoint-in-timerecoveryusingRMAN，afterdatabaserestoration，youmustensurethatthedatabaseisinwhichofthefollowingstates？（）
单项选择题 Using the command shown here， what time format must you specify to recover the database until a point-in-time？（） SQL> RECOVER DATABASE UNTIL TIME ’<time format>’；
单项选择题 WhichofthefollowingstatementsisNOTtrueaboutRMAN？（）