OCP 12c考試考3科，分別是071、062、063，之前071和062都已經(jīng)做過解析，這里開始063題庫解析，希望對考063的同學有幫助，順利通過063考試。

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第7題.Examine the command to create a pluggable database (PDB):

SQL> CREATE PLUGGABLE DATABASE pdb2 FROM pdb1

FILE_NAME_CONVERT = ('/disk1/oracle/pdb1/', '/disk2/oracle/pdb2/ ')

PATH_PREFIX= '/disk2/oracle/pdb2';

Which two statements are true?

A. The pluggable database pdb2 is created by cloning pdb1 and is in mount state.

B. Details about the metadata describing pdb2 are stored in an XML file in the '/disk2/oracle/pdb2/' directory.

C. The tablespace specifications of pdb2 are the same as pdb1.

D. All database objects belonging to common users in PDBI are cloned in PDB2.

E. pdb2 is created with its own private undo and temp tablespaces.

Answer: A,C

解析：驗證過，克隆的 pdb 表空間的定義是一樣的。D 答案覺得也是對的。