多项选择题
A.The backup performed in step 1 backs up all blocks that have ever been in use in the database.
B.The backup performed in step 2 copies all the blocks changed since the most recent level 0 backup.
C.The backup performed in step 1 backs up all the blocks changed since the most recent level 1 backup.
D.The backup performed in step 2 backs up all blocks that have changed since the most recent incrementalbackup at level 1
单项选择题 View the Exhibit and identify the component marked with a question mark.（）
多项选择题 Examine the values for the following initialization parameters： FAST_START_MTTR_TARGET = 0LOG_CHECKPOINT_INTERVAL = 0 Which two will be the implications of these values in your database（）
单项选择题 View the Exhibit to observe the roles assigned to the SL_REP user. Which statement is true about theassignment of the SELECT_CATALOG_ROLE role to the SL_REP user（）