单项选择题
A. The database will open, and the tablespace automatically comes out of the backup mode.
B. The database will be mounted, and recovery must be performed on the USERS tablespace.
C. The database will be mounted, and data files in the USERS tablespace must be taken out of the backup mode.
D. The database will not be mounted, and you must restore all the data files for the USERS tablespace from the backup, and perform recovery.
多项选择题 Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMAN repository can be listed?（）
单项选择题 Examine the following commands and their output: SQL> SELECT ename, sal FROM emp WHERE ename=JAMES; ENAME SAL JAMES 1050 QL> UPDATE emp SET sal=sal+sal*1.2 WHERE ename=JAMES; 1 row updated. SQL> SELECT ename, sal FROM emp WHERE ename=JAMES; ENAME SAL JAMES 2310 View the exhibit and examine the Flashback Version Query that was executed after the preceding commands. What could be the possible cause for the query not displaying any row?（）
多项选择题 You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）