人人看人人艹,欧美日在线观看,亚洲欧洲在线观看,国内精品视频饥渴少妇在线播放,国产首页,亚洲色图欧美另类,一区二区a视频

軟題庫 培訓(xùn)課程
試卷年份2017年上半年
試題題型【單選題】
試題內(nèi)容

Cloud computing is a type of Internet-based computing that provides shared computer processing resources and data to computers and other devices on demand. Advocates claim that cloud computing allows companies to avoid up-front infrastructure costs. Cloud computing now has few service form, but it is not including （）.
A、IaaS
B、PaaS
C、SaaS
D、DaaS

查看答案

相關(guān)試題