问题
单项选择题
In order to ensure database's ( ), DBMS provides grant, function to control user's access rights.
A．security
B．integrality
C．consistency
D．dependability
答案
参考答案：A
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In order to ensure database's ( ), DBMS provides grant, function to control user's access rights.
A．security
B．integrality
C．consistency
D．dependability
参考答案：A