国产成人精品一区二区三区电影,亚洲色图吧,中文天堂在线观看,极限特工1电影完整版在线观看,日韩高清一二三区,色戒未删完整版电影,夏日情人完整版未删减在线观看

軟題庫 學(xué)習(xí)課程
試卷名稱
考試中心《》在線考試
試卷年份2008年上半年
試題題型【單選題】
試題內(nèi)容

Since RAM is only active when the computer is on, your computer uses diskto store information even when the computer is off. Which of the following istrue? （ ）
A、When your computer is on, only RAM is used to store information.
B、When your computer is on, only disk drives are used to storeinformation.
C、When your computer is off, only RAM is used to store information.
D、When your computer is off, only disk drives are used to storeinformation.

查看答案

相關(guān)試題



更多試題