（　　）operating systems are used for handh

题库2022-08-02 99

问题（　　）operating systems are used for handheld devices such as smart-phones.A.MobileB.DesktopC.NetworkD.Timesharing

选项 A.Mobile
B.Desktop
C.Network
D.Timesharing

答案 A

解析移动操作系统用于诸如智能手机的手持设备，故应选择A。

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