多项选择题
A. No transaction on the tablespace is allowed but you can perform queries.
B. The tablespace will automatically come out of backup mode when the file copy is complete.
C. The checkpoint change number is frozen in headers of the data files until the file is removed from backup mode.
D. The database writes the before image of an entire block to the redo stream before modifying. block tor the first time.
多项选择题 You want to enable resumable space allocation at the instance level.Which two actions would enable resumable space allocation at the instance level? （）(Choose two.)
单项选择题 You want to disable resumable space allocation for all sessions.Which value should be assigned to the RESUMABLE_TIMEOUT parameter to disable resumable spaceallocation for all sessions?（）
多项选择题 WhichtwostatementsaretrueregardinganAutomaticStorageManagement（ASM）instance？（）