Which two client requests are captured during database replay Capture?（） (Choose two) Flashback queries。 Shared server requests。 Login and logoff activities of sessions。 Direct path load of data from external files by using utilities such as SQL *loader。 Data definition language (DDL) and data manipulation language (DML) operatio。
力修复一已知错误运行了软件升级发布之后，哪个过程负责确保CMDB已准确地更新了相关信息（） 变换管理。 问题管理。 配置管理。 发布管理。
Which two statements regarding the Flashback Table feature are correct？（） Flashback Table can be performed on system tables.。 Flashback Table operation does not shrink the segments.。 Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.。 Flashback Table operation acquires exclusive data manipulation language （DML） locks.。
两台变压器并列运行时，如果其他条件相同，只有短路电压不同，则（）。 .短路电压大的，带负荷多。 短路电压小的，带负荷多。 两台一样多。
In which scenario will you perform a user-managed incomplete recovery？（） when a table is dropped and stored in the Recycle Bin。 when a table is dropped and purged from the Recycle Bin。 when you are required to recover an existing table to its previous state。 when you are required to view all the versions of a row of an existing table between a specific time period。
Which are DML statements? （）
