The loss of the control file forced you to re/x7fcreate the control file. After re/x7fcreating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a five/x7fdigit number starting with 0. What could be the possible reason？（）<br>A:These are the data files that are corrupted.<br>B:There is no SYSAUX tablespace in your database<br>C:There is a readonly tablespace in your database.<br>D:These are the data files that cannot be recovered.

The loss of the control file forced you to re/x7fcreate the control file. After re/x7fcreating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a five/x7fdigit number starting with 0. What could be the possible reason？（）
A:These are the data files that are corrupted.
B:There is no SYSAUX tablespace in your database
C:There is a readonly tablespace in your database.
D:These are the data files that cannot be recovered.

出自：Oracle认证

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