31.Which twostatements are correct about database transportation? (Choose two.)

关于数据库传输，哪两种说法是正确的?（考的概率大，本人也遇到这题了）

A. Thesource and target platforms must be the same

B. Redologs,control files and temp files are also transported

C. Thetransported database must have the same database identifier (DBID) as thesource database and

cannot bechanged

D. TheCOMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must beopened in readonly mode before being transported

兼容的参数必须设置为10.0.0.0或更高版本和数据库之前必须在只读的模式下打开被运输

E. RecoveryManager (RMAN) is used to convert the necessary data files of the database if the target platform is different andhas different endian format

恢复管理器(RMAN)用于将必要的数据文件的数据库,如果目标平台是不同的,有不同的端字节格式

本人做真标运动鞋，阿迪奈克新佰伦，加我wx674080064