A.measure B.layout C.margin D.draw
A.Intent,比如撥打電話 B.ContentProvider數(shù)據(jù)庫(kù)存儲(chǔ)數(shù)據(jù) C.Broadcast廣播通信 D.AIDL通信,通過(guò)接口共享數(shù)據(jù)
A.鏈路層 B.網(wǎng)絡(luò)層 C.應(yīng)用層 D.傳輸層