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填空题

操作系统的设备管理应具备的主要功能是（），（），完成I/O操作和缓冲管理与地址转换.

答案：监视设备状态；进行设备分配

单项选择题

M：You didnt go to the lecture last night either, did you?
W：No，I had a severe headache．
Q：What do we learn from this conversation?（）

A．The man went to the lecture, but the woman didn't.
B．The woman went to the lecture, but the man didn't.
C．Neither of speakers went to the lecture.
D．Both speakers went to the lecture.

Linux的shell有两层含义,一是指由（）组成的Shell命令语言;二是指（）程序.

你可能感兴趣的试题

操作系统的设备管理应具备的主要功能是（），（），完成I/O操作和缓冲管理与地址转换.

M：You didnt go to the lecture last night either, did you?W：No，I had a severe headache．Q：What do we learn from this conversation?（）

M：You didnt go to the lecture last night either, did you?
W：No，I had a severe headache．
Q：What do we learn from this conversation?（）