jj042515.htm

一些计算机二级考试题

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     &nbsp;&nbsp;&nbsp;&nbsp;int w[3][4]o={{0,1}，{2,4}，{5,8}}；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;int(*p)[4]=w;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;则数值为4的表达式是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)*w[1]1 B)p，*(p1)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;C)w[2][2]D)p[1][1]<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(32)若程序中有下面的说明和定义<br><br>&nbsp;&nbsp;&nbsp;&nbsp;struct abc<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{int x;char y;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;struct abc s1,s2;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;则会发生的情况是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)编译进错B)程序将顺利编译`连接`执行<br><br>&nbsp;&nbsp;&nbsp;&nbsp;C)能顺利通过编译`连接`但不能执行D)能顺利通过编译`但连接出错<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(33)能正确表示a≥10或a≤0的关系表达式是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)a》=10 or a《=0 B)a》=10│a《=0<br><br>&nbsp;&nbsp;&nbsp;&nbsp;C)a》=10││a《=0 D)a》=10 ││a《=0<br><br>&nbsp;&nbsp;&nbsp;&nbsp;((34)下面程序的输出是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{int x=3,y=6,a=0;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;while(x！=(y=o1))<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{ao=1;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;if(y<br><br>&nbsp;&nbsp;&nbsp;&nbsp;#include<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{char ss[10]=“12345”；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;strcat(ss,“6789”)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;gets(ss)；printf(“%s、n”，ss)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)ABC B)ABC9 C)123456ABC D)ABC456789<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(40)若有以下的说明和语句：<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{int t[3][2]，*pt[3]，k;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;fpr(k=o;k《3;k)pt[k]=t[k]；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;则以一选项中能正确表示t数组元素地址的表达式是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)&t[3][2]B)*pt[0]C)*(pt1}D)&pt[2]<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(41)下面程序输出数组中的最大值，由s指针指向该元素。<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{int a[10]={6,7,2,9,1,10,5,8,4,3,}，*p,*s;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;flr(p=a,s=a;p——a《10;p)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;if(——？——)s=p;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;printf(“The max:%d”，*s)：<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;则在if语句中的判断表达式应该是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;A)p》s B)*p》*s C)a[p]》a[s]D)p——a》p——s<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(42)下面程序的输出是<br><br>&nbsp;&nbsp;&nbsp;&nbsp;#include<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{char*a=“abcdefgh”；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;fun(a)；puts(a)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;fun (char *s)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{int x=0,y;char c;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;for(y=strlen(s)——1;x“，执行命令”PROMPT$P“后，系统提示符变为4”<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>      </font>
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     &nbsp;&nbsp;&nbsp;&nbsp;(5)要建立当前盘当前目录下的全部文件与下一级子目录的目录信息文件MYDIR应使用的DOS命令5<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──。<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(6)若想通过以下输入语句给a赋于1,给b赋于2,则输入数据的形式应该是6<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;int a,b;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;scanf(“a=%b,b=%d,&a,&b)；”<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(7)函数mycmp (char*s,chat *t)的功能是比较字符串s和t的大小，当s等于t 时返回0,否则返回s和t的第一个不同字符的ASCOII码的差值，即当s》t时返回正值，当s<br><br>&nbsp;&nbsp;&nbsp;&nbsp;FILE *fp;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;main()<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{char ch;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;if((fp=fopen(19 ))==NULL)exit(0)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;while ((ch=getchar())！='＠')fputc(ch,fp)；20<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;1997年9月全国计算机等级考试二级笔试试卷基础知识和C语言程序设计答案及评分标准<br><br>&nbsp;&nbsp;&nbsp;&nbsp;一。选择题((1)～(40)题每题1分，(41)～(50)题每题2分，共60分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)D (2)D (3)A (4)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(5)B (6)A (7)D (8)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(9)C (10)C (11)D (12)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(13)B (14)D (15)C (16)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(17)C (18)B (19)B (20)A<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(21)B (22)A (23)D (24)A<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(25)C (26)D (27)B (28)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(29)D (30)C (31)D (32)A<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(33)D (34)D (35)C (36)D<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(37)C (38)D (39)A (40)C<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(41)B (42)D (43)A (44)D<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(45)C (46)B (47)D (48)C<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(49)D (50)C]<br><br>&nbsp;&nbsp;&nbsp;&nbsp;二。填空题(每空2分，共40分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;((1)至(5)题中所有字母都允许大、小写或大小写混合)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)1 0.2或(0.2)16<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(2)2 外部命令(答外部不扣分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(3)3 COPY *。DAT PRN<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(4)4 C:、USER<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(5)5 DIR 》MYDIR<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(6)6 a=1,b=2<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(7)7 *s=*t<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(8)8 o246802468<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(9)9 p=p7或p=7<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(10)10 DDBBCC<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(11)11 int *12 *z<br><br>&nbsp;&nbsp;&nbsp;&nbsp;────<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(12)13 (*b)。day 14 b——》day<br><br>&nbsp;&nbsp;&nbsp;&nbsp;─────<br><br>&nbsp;&nbsp;&nbsp;&nbsp;说明：答案[13]和[14]可以互换<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(13)15 2 16 2<br><br>&nbsp;&nbsp;&nbsp;&nbsp;────<br><br>      </font>
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     &nbsp;&nbsp;&nbsp;&nbsp;(14)17 char *data 18 struct link *next<br><br>&nbsp;&nbsp;&nbsp;&nbsp;────<br><br>&nbsp;&nbsp;&nbsp;&nbsp;说明：答案[17]和[18]可以互换<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(15)19 “bi.dat”，“w”(说明：“w”内以w开头的字符串都可以)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>&nbsp;&nbsp;&nbsp;&nbsp;20 fclose(fp)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;──<br><br>
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       ·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042516.htm class=mainlink>1998年4月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>
·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042517.htm class=mainlink>1998年9月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>
·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042518.htm class=mainlink>1999年4月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>
·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042519.htm class=mainlink>1999年9月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>

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