[填空题] 通过Animate对象的（）属性设置，可以指定系统标准的AVI动画演示。

You are working on the APPDB database as a DB A. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1：   DROP FLASHBACK ARCHIVE fla1；   What is the effect of this command？（） [" The Flashback Archive FLA1 is dropped only if it is empty."," The tablespace having Flashback Archive is dropped."," The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive."," The Flashback Data Archive and historical data are dropped."] 高篱类树种有： Examine the query and its output executed In an RDBMS Instance:Which three statements are true about the users (other than sys) in the output?（） [" The C # # B_ADMIN user can perform all backup and recovery operations using RMAN only."," The C # # C_ADMIN user can perform the data guard operation with Data Guard Broker."," The C # # A_ADMIN user can perform wallet operations."," The C # # D_ADMIN user can perform backup and recovery operations for Automatic Storage Management (ASM)."," The C # # B_ADMIN user can perform all backup and recovery operations using RMAN or SQL* Plus."] Given： If an instance of class Beagle is created，then Serialized，then deSerialized， what is the result？（） ["ad","ada","add","adad"] 借土填方应考虑土方的压实系数。 通过Animate对象的（）属性设置，可以指定系统标准的AVI动画演示。