标签：The show orm back 认证 pie files 考试 data
14、Which command is used to display files that no longer conform to the backup retention policy?A) REPORT OBSOLETE
B) SHOW DATAFILE BACKUP COPIES
C) CROSSCHECK BACKUP
D) LIST EXPIRED BACKUP
Answer:A
标签：The show orm back 认证 pie files 考试 data
原文地址：http://blog.51cto.com/13854012/2145302
