You are managing an Oracle Database 11g database. You configured the database to run inARCHIVELOG mode. Which two statements are true in this scenario（） You must shut down the database instance to perform the backups.。 You must configure the Flash Recovery Area （FRA） for the database.。 You can perform complete database backups without closing the database.。 All the previous closed database backups including control files become invalid after you configure thedatabase to ARCHIVELOG mode.。
海洋生物疾病病原检测技术主要有哪些？
What is the result？（） int Long。 Short Long。 Compilation fails.。 An exception is thrown at runtime.。
Given： What is the result？（） int Long。 Short Long。 Compilation fails.。 An exception is thrown at runtime.。
韦纳把归因维度归纳成哪几个方面？（） 内在控制-外在控制维度。 稳定-可变维度。 长期-短期维度。 可控-不可控维度。
下面是幼儿园教研活动的具体开展方式除了（）
