A.社會(huì)效益B.直接經(jīng)濟(jì)效益C.微觀經(jīng)濟(jì)利益D.無(wú)形經(jīng)濟(jì)效益
A.計(jì)算機(jī)技術(shù)B.計(jì)算機(jī)硬件技術(shù)C.數(shù)據(jù)庫(kù)技術(shù)D.網(wǎng)絡(luò)技術(shù)
A.計(jì)劃不周B.后續(xù)工作不足C.項(xiàng)目過大D.開發(fā)過于簡(jiǎn)單