A.表是數(shù)據(jù)庫(kù)中最基本的對(duì)象,用來(lái)保存數(shù)據(jù)B.查詢是最能體現(xiàn)數(shù)據(jù)庫(kù)設(shè)計(jì)目的的對(duì)象,雙擊打開可以查看數(shù)據(jù),因此也能保存數(shù)據(jù)C.報(bào)表只能對(duì)數(shù)據(jù)進(jìn)行輸出,不能輸入D.窗體只能對(duì)數(shù)據(jù)輸入,不能輸出
A.一對(duì)一B.一對(duì)多C.多對(duì)多D.無(wú)聯(lián)系
A.收集B.分類C.計(jì)算D.檢索