You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are read.  4:Instance recovery is started.  5:Background processes are started.  6:Data files are checked for consistency.  7:Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur()
A:7,1,5,2,3,6,4
B:1,2,3,7,5,6,4
C:7,1,4,5,2,3,6
D:1,7,5,4,2,3,6
出自:Oracle认证