多项选择题 Which two initialization parameters would you set to enable Automatic Shared Memory Management?（）

单项选择题 An online tablespace, TEST_TBS, is full and you realize that no server-managed tablespace threshold alerts were generated for the TEST_TBS tablespace. What could be the reason, if the TEST_TBS tablespace does not include autoextensible data files?（）

单项选择题 Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?（）