101資料庫 調查局 - 考試
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By Blanche
at 2013-05-10T23:36
at 2013-05-10T23:36
Table of Contents
http://wwwc.moex.gov.tw/ExamQuesFiles/Question/101/101140_41050.pdf 第六頁
想要請問一下第一題那個ERD並沒有標示實體間的關聯
teacher跟course是不是自己假設即可 因為會影響第五小題的答案(我假設一對多)
其他關係上帶有屬性的應該都是多對多吧
另外我想要請問ERD可以畫連續兩個關聯?(圖中的CS跟CSQ)
最後那個Question是表示問題還是問卷.....看到這題信心打擊好大
如果可以的話討論一下前四題怎麼解 謝謝各位!!
--
想要請問一下第一題那個ERD並沒有標示實體間的關聯
teacher跟course是不是自己假設即可 因為會影響第五小題的答案(我假設一對多)
其他關係上帶有屬性的應該都是多對多吧
另外我想要請問ERD可以畫連續兩個關聯?(圖中的CS跟CSQ)
最後那個Question是表示問題還是問卷.....看到這題信心打擊好大
如果可以的話討論一下前四題怎麼解 謝謝各位!!
--
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考試
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By David
at 2013-05-13T09:07
at 2013-05-13T09:07
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By Ethan
at 2013-05-14T20:09
at 2013-05-14T20:09
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By Odelette
at 2013-05-17T04:47
at 2013-05-17T04:47
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By Rae
at 2013-05-18T19:24
at 2013-05-18T19:24
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By Delia
at 2013-05-21T21:03
at 2013-05-21T21:03
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By Ethan
at 2013-05-26T20:04
at 2013-05-26T20:04
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