A.問(wèn)題定義 B.可行性研究 C.需求分析 D.總體設(shè)計(jì) E.詳細(xì)設(shè)計(jì)
A.notify() B.start() C.wait() D.sleep() E.yield()
A.從ready到running B.從running到ready C.從running到waiting D.從waiting到running E.從waiting到ready