A.運(yùn)行時(shí)檢查B.編譯時(shí)檢查C.部署時(shí)檢查D.測試時(shí)檢查
A.持久化庫B.網(wǎng)絡(luò)庫C.界面庫D.安全庫
A.isStopped()B.isCancelled()C.isEnded()D.isFinished()