2018年计算机考研408统考真题及答案
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2023-06-28
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2.82MB
12 页
侵权投诉
2018
1 40 2 80
1 S1S2F( )
1 S1a b
2 S2op
3 b op a
4 S1
S15, 8, 3, 2 2 S2*, - , + +
3 F() S1
A. -15 B. 15 C. -20 D. 20
2. Q S Q 1, 2, 3, 4, 5, 6 1 S
3
A. 1, 2, 5, 6, 4, 3 B. 2, 3, 4, 5, 6, 1
C. 3, 4, 5, 6, 1, 2 D. 6, 5, 4, 3, 2, 1
3. 12×12 M m
i, j C
N m
6, 6 N
A. 50 B. 51 C. 55 D. 66
4. T 2
T k T
A. 2k-1 B. 2k C. k2D. 2k-1
5. {a, b, c, d, e, f} 6, 3, 8, 2, 10, 4
A. 00, 1011, 01, 1010, 11, 100 B. 00, 100, 110, 000, 0010, 01
C. 10, 1011, 11, 0011, 00, 010 D. 0011, 10, 11, 0010, 01, 000
6.
A. x1<x2<x5B. x1<x4<x5C. x3<x5<x4D. x4<x3<x5
7.
A. 1, 5, 2, 3, 6, 4 B. 5, 1, 2, 6, 3, 4
C. 5, 1, 2, 3, 6, 4 D. 5, 2, 1, 6, 3, 4
8. 5 3 B
A. 15 B. 31 C. 62 D. 242
9. 7 HT H(k) = k % 7
22, 43, 15 HT
A. 1.5 B. 1.6 C. 2 D. 3
10. 8, 3, 9, 11, 2, 1, 4, 7, 5, 10, 6 1,
3, 7, 5, 2, 6, 4, 9, 11, 10, 8 1, 2, 6, 4, 3, 7, 5, 8, 11, 10, 9
A. 3, 1 B. 3,2 C. 5,2 D. 5,3
11. 6, 1, 5, 9, 8, 4, 7)
12.
.
.
.
A. B. C. D.
13. int x y FFFF FFDFH 0000
0041H x y x - y
A. x = -65, y = 41, x -y
B. x = -33, y = 65, x-y FFFF FF9DH
C. x = -33, y = 65, x-y FFFF FF9EH
D. x = -65, y = 41, x-y FFFF FF96H
14. IEEE 754
A. 1.0×2-126 B. 1.0×2-127 C. 1.0×2-128 D. 1.0×2-149
15. 32 (L ittle Endian)
-
A. C7 45 FC C0 FF FF FF B. C7 45 FC 0C FF FF FF
C. C7 45 FC FF FF FF C0 D. C7 45 FC FF FF FF 0C
16. x 1101 1000 x 1 1
A. 1110 1100 1110 1100 B. 0110 1100 1110 1100
C. 1110 1100 0110 1100 D. 0110 1100 0110 1100
17. DRAM r c 2K ×1 DRAM
r c
A. 2048 1 B. 64 32 C. 32 64 D. 1 2048
18. double A 2000H
A 0
sizeof(double) 1 2100H
A. 25 B. 32 C. 64 D. 100
19. R1 - R2 /
CF OF R1 = FFFF FFFFH R2 = FFFF FFF0H
CF OF
A. CF=0, OF=0 B. CF=1, OF=0
C. CF=0, 0F=1 D. CF=1, OF=1
20. 5 A~E
80ps 50ps 50ps 70ps 50ps
20ps CPU
A. 60 ps B. 70 ps C. 80 ps D. 100 ps
21.
. .
. . /
A. B.
C. D.
22. I/O
A.
B. CPU
C. CPU
D. CPU
23.
.
.
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20181402801S1S2F()1S1ab2S2op3bopa4S1S15,8,3,22S2*,-,++3F()S1A.-15B.15C.-20D.202.QSQ1,2,3,4,5,61S3A.1,2,5,6,4,3B.2,3,4,5,6,1C.3,4,5,6,1,2D.6,5,4,3,2,13.12×12Mmi,jCNm6,6NA.50B.51C.55D.664.T2TkTA.2k-1B.2kC.k2D.2k-15.{a,b,c,d,e,f}6,3,8,2,10,4A.00,1011,01,1010,11,100B.00,100,110,000,0010,01C.10,1011,11,0...
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