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數(shù)據(jù)流程圖被IS審計師用來（）A、數(shù)據(jù)分層B、數(shù)據(jù)鑒別C、繪成圖的數(shù)據(jù)流程和貯存D、一步步描繪數(shù)據(jù)產(chǎn)生的細節(jié)
