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1.设int m1=5,m2=3ï¼
表达å¼m1>m2?(m1=1): (m2=-1)è¿ç®åï¼m1åm2çå¼åå«æ¯
A. 1å-1
B. 1å3
C. 5å-1
D. 5å3
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2.设float m=4.0,n=4.0ï¼ä½¿m为10.0ç表达å¼æ¯
A. m-=n*2.5
B. m/=n+9
C. m*=n-6
D. m+=n+2
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3.表达å¼5&2||5|2çå¼æ¯
A. 0
B. 1
C. 2
D. 3
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4.设int a[10]ï¼åä¸é¢åªä¸ªä¸æ¯å¯¹aä¸çæ°ç»å
ç´ çå¼ç¨
A. a[5]
B. *(a+1)
C. a[10-10]
D. a(5)
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5.设char c[5]={âaâ,âbâ,â\0â,âcâ,â\0â}ï¼åprintf(â%sâ,c)ï¼çè¾åºæ¯
A. âaââbâ
B. ab
C. abc
D. âab\0câ
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6.设double *p[6]ï¼å
A.pæ¯æådoubleååéçæé
B.pæ¯doubleåæ°ç»
C.pæ¯
æéæ°ç»ï¼å
¶å
ç´ æ¯æådoubleååéçæé
D.pæ¯æå6个doubleåæ°æ®çä¸ç»´æ°ç»çæé
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7.设char *s=âchinaâï¼åprintf (â%s,%c,%c\nâ,s,*s,s[3])ï¼çè¾åºæ¯
A. china,c,n
B. china,china,i
C. c,c,n
D. china,china,n
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8.设æå®ä¹struct ru{long x;float y;}time,*timep=&timeï¼å对timeä¸æåxçæ£ç¡®å¼ç¨æ¯
A. ru.time.x
B. timep.x
C. (*timep).x
D. time->x
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9.æ§è¡ä¸åç¨åº
#define R 0.5
#define AREA(x) R*x*x
main()
{int a=1,b=2ï¼
printf (â%5.1f\nâ,AREA(a+b))ï¼
}
åè¾åºç»ææ¯
A. 0.0
B. 0.5
C. 3.5
D. 4.5
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10.å®ä¹ä¸ä¸ª
ç»æä½åéæ¶ï¼ç³»ç»åé
ç»ä»çå
ååå
æ¯ï¼
A. å
¨é¨æåæéçå
åéä¹å
B. å
¨é¨æåæéçå
åéçæ大å¼
C. åºå®ç容é
D. ç»æä½ä¸ç¬¬ä¸ä¸ªæåæéç容é
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11.设æåéå®ä¹int a=3,b=5,c=10;ä¸å表达å¼çå¼æ¯ï¼ ï¼
(++a*b--)/2.0*c
A.100.0
B.80.0
C.75.0
D.60.0
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12.å¨è®¡ç®æºä¸å¯ä»¥ç´æ¥è¿è¡çç¨åºæ¯ï¼ ï¼
A.æºå¨è¯è¨ç¨åº
B.é«çº§è¯è¨ç¨åº
C.æ±ç¼è¯è¨ç¨åº
D.Cè¯è¨ç¨åº
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13.设æåéå®ä¹int x=4,y,z; åæ§è¡y=z=--x;x=y==z;åï¼åéxçå¼æ¯ï¼ ï¼
A.0
B.1
C.3
D.4
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14.æ§è¡ä»¥ä¸è¯å¥a=b=c=1;++a&&--b||--c;åï¼åéaãbãcçå¼ä¾æ¬¡æ¯ï¼ ï¼
A.2,0,0
B.2,0,1
C.2,1,0
D.2,1,1
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15.ä¸åï¼ ï¼æ¯åæ³çæ´å½¢
常éA.456.31
B.0100
C.4e3
D.0x
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16.设æåéå®ä¹int x=5,n=5;计ç®è¡¨è¾¾å¼x+=n++åï¼åéx,nçå¼åå«æ¯ï¼ ï¼
A.11,6
B.10,5
C.10,6
D.5,6
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17.ä¸åï¼ ï¼æ¯æ£ç¡®çæ°ç»å®ä¹
A.long y[4]={1,2,3,4,5};
B.float x[][3]={0,1,2,3,4};
C.int s[3][]={{1},{2},{3}};
D.char z[][2]={};
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18.设æåéå®ä¹int b[5]; ï¼ ï¼è½æ£ç¡®è¡¨ç¤ºæ°ç»bä¸æ个æ°æ®å
ç´
A.b[5]
B.b+2
C.*(b+2)
D.*(*(b+3))
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19.以ä¸ä¸åæ³çç¨æ·æ è¯ç¬¦æ¯
A. f2_G3
B. If
C. 4d
D. _8
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20.å®ä¹ä¸ä¸ª
å
±ç¨ä½åéæ¶ï¼ç³»ç»åé
ç»ä»çå
ååå
æ¯ï¼
A. å
¨é¨æåæéçå
åéä¹å
B. å
¨é¨æåæéçå
åéçæ大å¼
C. åºå®ç容é
D. å
±ç¨ä½ä¸ç¬¬ä¸ä¸ªæåæéç容é
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