1. You want to transport the UNIVERSIRY tablespace from one database to another. The universiry tablespace is currently open read/write The source and destination platforms have the same endian format. Examine this list of steps:
   1.Make the UNIVERSITY tablespace read-only on the source system
   2.Export the UNIVERSITY tablespace metadatas using EXPDP
   3.Create a cross-platform backup set from the UNIVERSITY tablespace on the source system,using an RMAN command that includes the DAMAPUMP clause.
   4.Copy the cross-platform backup sets to the destination system.
   5.Copy the Data Pump dump set from the source to the destnation system
   6.Restore the cross-platform backup set on the destination system using an Rman comand that include the DATAPUMP clause
   7.Import the UNIVERSITY tablespace read/write on the destnation system
   8.Make the UNIVERSITY tablespace read/write on the destination system

Which are the minimum number of steps required, in the correct order, to transport the UNIVERSIRY tablespace（）?
A、3,4,6
B、1 ,3,4,6,8
C、1,2,3,4,5,6,7,8
D、2,3,4,5,6,7

答案:B

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