多项选择题
A. Flashback queries
B. Shared server requests
C. Login and logoff activities of sessions
D. Direct path load of data from external files by using utilities such as SQL *loader
E. Data definition language (DDL) and data manipulation language (DML) operations
多项选择题 The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema.Which two statements are true regarding the outcome of this action?（）
单项选择题 Examine the following command: SQL> ALTER TABLE booking SHRINK SPACE COMPACT; Which activity is performed when the preceding command is executed?（）
单项选择题 Multiple RMAN sessions are connected to the database instance. Examine the following output when backup commands are running in server sessions: What could have helped you to correlate server sessions with channels?（）