An operating system is(74).

admin2009-02-15  31

问题 An operating system is(74).

选项 A、the highest layer of software
B、the lowest layer of software
C、the highest layer of hardware
D、the lowest layer of hardware

答案B

解析 操作系统是最底层的软件。
转载请注明原文地址:https://kaotiyun.com/show/5ytZ777K
0

相关试题推荐
最新回复(0)