You run the SQL Tuning Advisor （STA） to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement，which recommends that you accept the profile. Which statement is true when you accept the suggested SQL profile？（） The tuned plan is not added to the SQL plan baseline.。 The tuned plan is added to the fixed SQL plan baseline as a fixed plan.。 The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan.。 The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan.。
世界殖民体系最终形成的根源在（）。 资本主义的发展具有开放和扩张的特点。 亚、非、拉美的贫困和落后。 世界经济发展和社会分工的需要。 资本主义制度基本矛盾的作用。
You want to use the Flashback Transaction Query feature to identify all the changes made to your database within a specific time period. What is a prerequisite for using the Flashback Transaction Query feature？（） You must use automatic undo management in the database.。 You must configure OMF in your database.。 You must configure ASM for storing the datafiles.。 You must multiplex the online redo log file.。
What feature comes into play to help ensure the completion of the backup should one of three backup devices fail during a backup that is using three different channels?（） Channel failover。 Restartable backups 。 Rescheduable backups 。 Automatic backup recovery 。 Channel recovery。
下列说法错误的是（）。 增值税是价内税。 增值税是具有特殊调节作用的税种。 消费税是价内税。 消费税是具有特殊调节作用的税种。
Which system provides the highest performance per core, and the least cost for applications licensed per core?（）
