单选题Which statements listed below describe the data dictionary views（） 1） These are stored in the SYSTEM tablespace. 2） These are the based on the virtual tables. 3） These are owned by the SYS user. 4） These can be queried by a normal user only if O7_DICTI
题目
单选题
Which statements listed below describe the data dictionary views（） 1） These are stored in the SYSTEM tablespace. 2） These are the based on the virtual tables. 3） These are owned by the SYS user. 4） These can be queried by a normal user only if O7_DICTIONARY_ACCESSIBILTY parameter is set to TRUE. 5） The V$FIXED_TABLE view can be queried to list the names of these views.
A
1 and 3
B
2， 3， and 5
C
1， 2， and 3
D
2， 3， 4， and 5
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参考答案和解析
正确答案：
C
解析：
暂无解析