單項選擇題

結(jié)構(gòu)化的分析技術(shù)常常使用數(shù)據(jù)流程圖,數(shù)據(jù)流程圖的基本構(gòu)成元素包括:()

A.數(shù)據(jù)源、數(shù)據(jù)流程、數(shù)據(jù)分析和數(shù)據(jù)存儲
B.數(shù)據(jù)源、數(shù)據(jù)流程、數(shù)據(jù)終點、數(shù)據(jù)存儲
C.數(shù)據(jù)源、數(shù)據(jù)終點、數(shù)據(jù)流、傳送過程和數(shù)據(jù)存儲
D.數(shù)據(jù)源、數(shù)據(jù)分析、數(shù)據(jù)流、傳送過程和數(shù)據(jù)存儲

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