A.2 B.7 C.12 D.8
A.REMOVE B.DELETE C.RECYCLE D.REMOVE TABLE
A.只是打開(kāi)數(shù)據(jù)庫(kù)設(shè)計(jì)器,禁止對(duì)數(shù)據(jù)庫(kù)進(jìn)行修改 B.打開(kāi)數(shù)據(jù)庫(kù)設(shè)計(jì)器,并且可以對(duì)數(shù)據(jù)庫(kù)進(jìn)行修改 C.在數(shù)據(jù)庫(kù)設(shè)計(jì)器打開(kāi)后程序繼續(xù)執(zhí)行 D.打開(kāi)數(shù)據(jù)庫(kù)設(shè)計(jì)器后應(yīng)用程序會(huì)暫停