单项选择题
In your production database, users report that they are unable to generate reports on an important table because it does not contain any data. While investigating the reason, you realize that another user executed the TRUNCATE TABLE command, which accidentally caused the data to be lost. Now you want to recover the lost data of the table without affecting objects in other schemas. Which method must you use to recover the lost data?（）
A. Complete Recovery with online redo log B. Complete Recovery with archived redo log C. Tablespace Point-in-Time Recovery (TSPITR) D. Incomplete Recovery with system change number (SCN)
多项选择题 Which three functions are performed by the SQL Tuning Advisor? （）
单项选择题 Examine the parameter setting in your database: Which statement is correct about the database?（）
单项选择题 You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?（）
