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(72) is a file that contains metadata—that is data about datA.document B.Excel

(72) is a file that contains metadata—that is,data about dat

A.document

B.Excel table

C. database

D.data dictionary

发布时间:2024-05-07
参考答案

正确答案:D
数据字典是一个包含了元数据的文件,元数据是关于数据的数据。

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