2017年北京科技大学冶金工程研究院408计算机学科专业基础综合之计算机操作系统考研强化模拟题
● 摘要
2017408
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2017408
VIP 2017 --------------------------------------------------------------------------------
1
A.
B.
C.
D.
C
2
A.
B.
C.
D.
B
=/=+/A C D
3
A.
B.
C.
D.
A
A B
C
D
4 I/O
A.
B.
C.DMA
D.
B
I/ODMA
5 CPU --
A.
B.
C.
D.
C
6
A. B. C. D.
D
" "
7 P1P2, 1x P1x 1P2x 1
x
A. -13
B. 1
C. 012
D. -1012
C
12, 0, -1
8
A.
B.
C.
D.
A
System Call
9
A.
B.
C.
D.
B