1、.Which two are true about the Archive (ARCn) processes?
A) They automatically delete obsolete archive logs to make space for new archive logs.
B) They are used during Instance recovery.
C) They arc...
3、Which structure can span multiple data files?
❑ A) a permanent tablespace
❑ B) a bigfile tablespace
❑ C) a temporary tablespace
❑ D) a segment
❑ E) an extent
• Answer:ACD
 size of redo logs
B) size of UNDO tablespace
C) FAST_START_MTTR_TARGET value
D) size of archivelogs
E) size of existing RMAN backupset...
2、Which two are true about Optimizer Statistics?
A) They do not persist across Instance restarts.
B) They are automatically updated when DDL statements execute.
C) They are gathered by the Manageabil...
【OCP|052】OCP最新题库解析（052）--小麦苗解答版
OCP最新题库解析历史连接（052）：http://mp.weixin.qq.com/s/bUgn4-uciSndji_pUbLZfA
⊙ 【OCP最新题库解析(052)--题20】Which command is used to display...
