問題詳情
23Compared to file systems, which of the following is not an advantage of database?
(A)separation of data definition and the problem
(B) efficient access
(C) data integrity
(D) reduceredundancy
(E) all the above are advantage.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增