Which of the following statements about ORACLE is (are) correct?    Ⅰ.ORACLE follows SQL standard    Ⅱ.ORACLE database defines t

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问题 Which of the following statements about ORACLE is (are) correct?   
Ⅰ.ORACLE follows SQL standard   
Ⅱ.ORACLE database defines two logical types: table and view

选项 A、Ⅰonly
B、Ⅱ only
C、Ⅰ and Ⅱ
D、none of the above

答案C

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