欧阳老师 发表于 2020-12-19 09:11:02

武汉理工大学20秋C语言程序设计(本)-作业二_1

C语言程序设计(本)-作业二
1.[单选题] 设int x=10, a=0, b=25;,条件表达式x<1?a+10︰b的值是(    )
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    A.0
    B.1
    C.10
    D.25
    答:——D——
2.[单选题] 有以下程序:   main()   { int c;   while((c=getchar())!= '\n')   { switch(c-'2')       { case 0 :         case 1 : putchar(c+4);         case 2 : putchar(c+4); break;         case 3 : putchar(c+3);         default: putchar(c+2); break;       }   }   printf("\n");   }   当输入:247<回车>,程序的输出结果是(    )。
    A.689
    B.6689
    C.66778
    D.66887
    答:——B——
3.[单选题] 设有说明 int x=0,y=2;   则执行 if(x=0)y=1+x;   else y=x-1;    后,变量y的值是(    )
    A.-1
    B.0
    C.1
    D.2
    答:——C——
4.[单选题] <p class="MsoNormal"><span lang="EN-US"><!--><v:shape id="图片_x0020_15"   o:spid="_x0000_i1038" type="#_x0000_t75" style='width:187.8pt;height:101.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image015.png" o:title=""/></v:shape><!--><!----><img width="250" height="135" v:shapes="图片_x0020_15" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image015.png"><!----></span></p>
    A.108
    B.18
    C.12
    D.2
    答:————
5.[单选题] 以下程序段的运行结果是(    )。     int a=1;printf("%d, %d, %d\n", a, ++a, a++);
    A.3,3,1
    B.1, 2, 2
    C.1, 2, 3
    D.3, 2, 1
    答:————
6.[单选题] 若有定义:int a=3; 语句a+=a-=a*a; 运行后,a的值为(    )。
    A.0
    B.-3
    C.-12
    D.-6
    答:————
7.[单选题] (    )是关于C语言数据类型的正确叙述。
    A.变量必须先定义后使用
    B.不允许使用空类型
    C.枚举类型不是基本类型
    D.数组并不是构造类型
    答:————
8.[单选题] 若按如下定义,函数link的功能是(    )。其中head指向链表首结点,整个链表结构如下图:          ┌──┬─┐┌──┬─┐      ┌──┬──┐   head →│data│┼→│data│┼→… → │data│NULL│         └──┴─┘└──┴─┘      └──┴──┘   struct node   {int data;      struct node *next;};   void link(struct node* head)   {struct node *p=head;      while(p!=NULL)   { if(p->data%2==1)printf("%d ",p->data);          p=p->next; }    }
    A.计算链表head中结点的个数
    B.遍历链表head,输出表中值为奇数的元素
    C.删除链表head中的所有结点
    D.插入一个新元素到链表head中
    答:————
9.[单选题] 若有以下类型说明,则叙述错误的是(    )。      typedef union   {char name;    int age;   }ustu,*umy;
    A.umy是指向共用体类型ustu的指针类型名
    B.ustu是一个共用体类型名
    C.umy是一个共用体类型名
    D.age是共用体类型ustu的成员
    答:————
10.[单选题] 若已定义 int x=-16,y=-12,z; 语句z=x<=y; 运行后z的值为(    )。
    A.t
    B.1
    C.f
    D.0
    答:————
11.[单选题] <p class="MsoNormal"><span lang="EN-US"><!--><v:shape id="图片_x0020_48"   o:spid="_x0000_i1071" type="#_x0000_t75" style='width:159.6pt;height:244.8pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image048.png" o:title=""/></v:shape><!--><!----><img width="213" height="326" v:shapes="图片_x0020_48" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image048.png"><!----></span></p>
    A.-1
    B.1
    C.0
    D.5
    答:————
12.[单选题] <p class="MsoNormal"><span lang="EN-US"><!--><v:shape id="图片_x0020_88"   o:spid="_x0000_i1105" type="#_x0000_t75" style='width:415.2pt;height:35.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image083.png" o:title=""/></v:shape><!--><!----><img width="554" height="47" v:shapes="图片_x0020_88" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image083.png"><!----></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_89"   o:spid="_x0000_i1106" type="#_x0000_t75" style='width:73.8pt;height:14.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image084.png" o:title=""/></v:shape><!--><!----><img width="98" height="19" v:shapes="图片_x0020_89" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image084.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_90"   o:spid="_x0000_i1107" type="#_x0000_t75" style='width:68.4pt;height:21pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image085.png" o:title=""/></v:shape><!--><!----><img width="91" height="28" v:shapes="图片_x0020_90" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image085.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_91"   o:spid="_x0000_i1108" type="#_x0000_t75" style='width:69.6pt;height:18.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image086.png" o:title=""/></v:shape><!--><!----><img width="93" height="25" v:shapes="图片_x0020_91" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image086.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_92"   o:spid="_x0000_i1109" type="#_x0000_t75" style='width:68.4pt;height:14.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image087.png" o:title=""/></v:shape><!--><!----><img width="91" height="19" v:shapes="图片_x0020_92" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image087.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    答:————
13.[单选题]         以下程序的运行结果是(    )。           void main()          {int i,j, k=0;           for(i= 3;i>=1;i--)             {for(j=i;j<=3;j ++)              k += i * j ;             }          printf("%d\n", k);   }
    A.        19
    B.        29
    C.        6
    D.        25
    答:————
14.[单选题] 下列中错误叙述的是(    )。
    A.C语言中的文件是一个字节流或二进制流
    B.可以以只读方式、只写方式或读写方式打开一个文本文件
    C.在程序中对文件进行了写操作后,必须先关闭该文件然后再打开,才能读到第1个数据
    D.当对文件的写操作完成之后,必须将它关闭,否则可能导致数据丢失
    答:————
15.[单选题] C语言中,错误的int类型的常数是(    )
    A.1E5
    B.0
    C.037
    D.0xaf
    答:————
16.[单选题] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly"><span lang="EN-US"><!--><v:shape id="图片_x0020_23" o:spid="_x0000_i1046"   type="#_x0000_t75" style='width:261pt;height:23.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image023.png" o:title=""/></v:shape><!--><!----><img width="348" height="31" v:shapes="图片_x0020_23" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image023.png"><!----></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><span style="color:white">   <o:p></o:p></span></span></p>
    A.0
    B.1
    C.9
    D.20
    答:————
17.[单选题] C语言函数体由(   )括起来。
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_27"   o:spid="_x0000_i1051" type="#_x0000_t75" style='width:30pt;height:11.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image028.png" o:title=""/></v:shape><!--><!----><img width="40" height="15" v:shapes="图片_x0020_27" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image028.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_28"   o:spid="_x0000_i1052" type="#_x0000_t75" style='width:21.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image029.png" o:title=""/></v:shape><!--><!----><img width="29" height="23" v:shapes="图片_x0020_28" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image029.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_29"   o:spid="_x0000_i1053" type="#_x0000_t75" style='width:24.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image030.png" o:title=""/></v:shape><!--><!----><img width="33" height="23" v:shapes="图片_x0020_29" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image030.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_30"   o:spid="_x0000_i1054" type="#_x0000_t75" style='width:21.6pt;height:16.2pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image031.png" o:title=""/></v:shape><!--><!----><img width="29" height="22" v:shapes="图片_x0020_30" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image031.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
18.[单选题] 下面叙述错误的是(    )。
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_133"   o:spid="_x0000_i1156" type="#_x0000_t75" style='width:252.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image136.png" o:title=""/></v:shape><!--><!----><img width="337" height="23" v:shapes="图片_x0020_133" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image136.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_134"   o:spid="_x0000_i1157" type="#_x0000_t75" style='width:212.4pt;height:13.8pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image137.png" o:title=""/></v:shape><!--><!----><img width="283" height="18" v:shapes="图片_x0020_134" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image137.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_135"   o:spid="_x0000_i1158" type="#_x0000_t75" style='width:303pt;height:16.2pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image138.png" o:title=""/></v:shape><!--><!----><img width="404" height="22" v:shapes="图片_x0020_135" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image138.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_136"   o:spid="_x0000_i1159" type="#_x0000_t75" style='width:156.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image139.png" o:title=""/></v:shape><!--><!----><img width="209" height="23" v:shapes="图片_x0020_136" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image139.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
19.[单选题] 若在fopen函数中使用文件的方式是"a+",该方式的含义是(    )。
    A.以读/写方式打开一个文本文件
    B.以输出方式打开一个文本文件
    C.以读/写方式建立一个新的文本文件
    D.以读/写方式建立一个新的二进制文件
    答:————
20.[单选题] 设有int p,q;以下不正确的语句是(    )
    A.p *=3;
    B.p/=q;
    C.p+=3
    D.p&&=q
    答:————
21.[单选题] 测试文件是否结束函数的函数名是(    )
    A.feof
    B.EOF
    C.eof
    D.FEOF
    答:————
22.[单选题] (    )能正确定义一个指向函数的指针。
    A.int *p()
    B.int (*p)()
    C.(int *)p()
    D.int (*p())
    答:————
23.[单选题] (    )为正确的变量名。
    A.-k15
    B.int
    C.k_5
    D.k.jeep
    答:————
24.[单选题] 以下叙述中正确的是(    )
    A.C源程序中注释部分可以出现在程序中任意合适的地方
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_101"   o:spid="_x0000_i1124" type="#_x0000_t75" style='width:208.8pt;height:14.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image104.png" o:title=""/></v:shape><!--><!----><img width="278" height="19" v:shapes="图片_x0020_101" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image104.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.C源程序编译时注释部分的错误将被发现
    D.构成C源程序的基本单位是函数,所有函数名都可以由用户命名
    答:————
25.[单选题] 若定义 int a=-5,b=-8,c=-12; 则表达式 a>=b||b<c 的值为(    )。
    A.变量i的值
    B.变量j的值
    C.0
    D.1
    答:————
26.[单选题] <p class="MsoNormal"><span lang="EN-US"><!--><v:shape id="图片_x0020_73"   o:spid="_x0000_i1096" type="#_x0000_t75" style='width:138pt;height:132.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image076.png" o:title=""/></v:shape><!--><!----><img width="184" height="177" v:shapes="图片_x0020_73" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image076.png"><!----></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_74"   o:spid="_x0000_i1097" type="#_x0000_t75" style='width:39pt;height:21pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image077.png" o:title=""/></v:shape><!--><!----><img width="52" height="28" v:shapes="图片_x0020_74" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image077.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_75"   o:spid="_x0000_i1098" type="#_x0000_t75" style='width:31.8pt;height:21.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image078.png" o:title=""/></v:shape><!--><!----><img width="42" height="29" v:shapes="图片_x0020_75" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image078.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_76"   o:spid="_x0000_i1099" type="#_x0000_t75" style='width:34.2pt;height:18.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image079.png" o:title=""/></v:shape><!--><!----><img width="46" height="25" v:shapes="图片_x0020_76" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image079.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_77"   o:spid="_x0000_i1100" type="#_x0000_t75" style='width:22.2pt;height:23.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image080.png" o:title=""/></v:shape><!--><!----><img width="30" height="31" v:shapes="图片_x0020_77" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image080.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
27.[单选题] 若有定义:float x=3.5,y=3.6; 则表达式(    )的值为6。
    A.(int)x+(int)y
    B.x+y
    C.(int)(x+y)
    D.int(x+y)
    答:————
28.[单选题] 在C语言中,合法的字符常量是(   )
    A.<p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan;vertical-align:bottom" style="display:inline;"><span lang="EN-US"><span style="mso-spacerun:yes"> </span><!--><v:shapetype id="_x0000_t75"   coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe"   filled="f" stroked="f">   <v:stroke joinstyle="miter"/>   <v:formulas>    <v:f eqn="if lineDrawn pixelLineWidth 0"/>    <v:f eqn="sum @0 1 0"/>    <v:f eqn="sum 0 0 @1"/>    <v:f eqn="prod @2 1 2"/>    <v:f eqn="prod @3 21600 pixelWidth"/>    <v:f eqn="prod @3 21600 pixelHeight"/>    <v:f eqn="sum @0 0 1"/>    <v:f eqn="prod @6 1 2"/>    <v:f eqn="prod @7 21600 pixelWidth"/>    <v:f eqn="sum @8 21600 0"/>    <v:f eqn="prod @7 21600 pixelHeight"/>    <v:f eqn="sum @10 21600 0"/>   </v:formulas>   <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"/>   <o:lock v:ext="edit" aspectratio="t"/></v:shapetype><v:shape id="图片_x0020_1" o:spid="_x0000_i1025" type="#_x0000_t75"   style='width:19.8pt;height:19.8pt;mso-position-horizontal-relative:page;   mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image001.png" o:title=""/></v:shape><!--><!----><img width="26" height="26" v:shapes="图片_x0020_1" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image001.png"><!----><span style="mso-spacerun:yes"> </span></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>    更多答案进 ap5u.com 南开答案q761296021
    B.<p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan;vertical-align:bottom" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_2"   o:spid="_x0000_i1026" type="#_x0000_t75" style='width:19.8pt;height:14.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image002.png" o:title=""/></v:shape><!--><!----><img width="26" height="19" v:shapes="图片_x0020_2" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image002.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan;vertical-align:bottom" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_3"   o:spid="_x0000_i1027" type="#_x0000_t75" style='width:35.4pt;height:16.2pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image003.png" o:title=""/></v:shape><!--><!----><img width="47" height="22" v:shapes="图片_x0020_3" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image003.png"><!----><span style="mso-spacerun:yes"> </span></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan;vertical-align:bottom" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_4"   o:spid="_x0000_i1028" type="#_x0000_t75" style='width:27.6pt;height:18.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image004.png" o:title=""/></v:shape><!--><!----><img width="37" height="25" v:shapes="图片_x0020_4" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image004.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
29.[单选题] 对二维数组的正确定义是(   )
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_71"   o:spid="_x0000_i1088" type="#_x0000_t75" style='width:120.6pt;height:15.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image066.png" o:title=""/></v:shape><!--><!----><img width="161" height="21" v:shapes="图片_x0020_71" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image066.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_72"   o:spid="_x0000_i1089" type="#_x0000_t75" style='width:120pt;height:18pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image067.png" o:title=""/></v:shape><!--><!----><img width="160" height="24" v:shapes="图片_x0020_72" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image067.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_73"   o:spid="_x0000_i1090" type="#_x0000_t75" style='width:122.4pt;height:15.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image068.png" o:title=""/></v:shape><!--><!----><img width="163" height="21" v:shapes="图片_x0020_73" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image068.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_74"   o:spid="_x0000_i1091" type="#_x0000_t75" style='width:115.8pt;height:19.8pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image069.png" o:title=""/></v:shape><!--><!----><img width="154" height="26" v:shapes="图片_x0020_74" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image069.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><span style="color:white">   <o:p></o:p></span></span></p>
    答:————
30.[单选题] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly"><span lang="EN-US"><!--><v:shape id="图片_x0020_159" o:spid="_x0000_i1182"   type="#_x0000_t75" style='width:283.8pt;height:18pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image162.png" o:title=""/></v:shape><!--><!----><img width="378" height="24" v:shapes="图片_x0020_159" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image162.png"><!----></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><o:p></o:p></span></p>
    A.5
    B.7
    C.10
    D.0
    答:————
31.[单选题] x的值在-20至-5之间为“真”,否则为“假”的正确逻辑表达式为(    )。
    A.-20<x<-5
    B.x>-20 && x<-5
    C.!(x>-20) && !(x<-5)
    D.-5<x<-20
    答:————
32.[单选题] 以下程序运行后,文件test.txt的内容是(    )。   #include <stdio.h>   main()   {FILE *fp;   char str[]={"first","second"};   fp = fopen("test.txt", "w");   if(fp!=NULL)    fprintf(fp,"%s",str);   fclose(fp);   fp = fopen("test.txt", "w");   if(fp!=NULL)    fprintf(fp,"%s",str);   fclose(fp);   }
    A.first
    B.second
    C.first second
    D.second first
    答:————
33.[单选题] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly"><span lang="EN-US"><!--><v:shape id="图片_x0020_16" o:spid="_x0000_i1040"   type="#_x0000_t75" style='width:414.6pt;height:20.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image016.png" o:title=""/></v:shape><!--><!----><img width="553" height="27" v:shapes="图片_x0020_16" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image017.jpg"><!----></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_17"   o:spid="_x0000_i1041" type="#_x0000_t75" style='width:51pt;height:15.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image018.png" o:title=""/></v:shape><!--><!----><img width="68" height="21" v:shapes="图片_x0020_17" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image018.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_18"   o:spid="_x0000_i1042" type="#_x0000_t75" style='width:60.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image019.png" o:title=""/></v:shape><!--><!----><img width="81" height="23" v:shapes="图片_x0020_18" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image019.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_19"   o:spid="_x0000_i1043" type="#_x0000_t75" style='width:68.4pt;height:18.6pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image020.png" o:title=""/></v:shape><!--><!----><img width="91" height="25" v:shapes="图片_x0020_19" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image020.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_20"   o:spid="_x0000_i1044" type="#_x0000_t75" style='width:48pt;height:18pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image021.png" o:title=""/></v:shape><!--><!----><img width="64" height="24" v:shapes="图片_x0020_20" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image021.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
34.[单选题] C源程序的调试是指对源程序进行(    )。
    A.录入与编辑
    B.查错与编译
    C.查错与排错
    D.连接与运行
    答:————
35.[单选题] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly"><span lang="EN-US"><!--><v:shape id="图片_x0020_10" o:spid="_x0000_i1034"   type="#_x0000_t75" style='width:416.4pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image010.png" o:title=""/></v:shape><!--><!----><img width="555" height="23" v:shapes="图片_x0020_10" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image010.png"><!----></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_11"   o:spid="_x0000_i1035" type="#_x0000_t75" style='width:190.8pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image011.png" o:title=""/></v:shape><!--><!----><img width="254" height="23" v:shapes="图片_x0020_11" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image011.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_12"   o:spid="_x0000_i1036" type="#_x0000_t75" style='width:148.8pt;height:16.2pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image012.png" o:title=""/></v:shape><!--><!----><img width="198" height="22" v:shapes="图片_x0020_12" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image012.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_13"   o:spid="_x0000_i1037" type="#_x0000_t75" style='width:232.8pt;height:20.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image013.png" o:title=""/></v:shape><!--><!----><img width="310" height="27" v:shapes="图片_x0020_13" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image013.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_14"   o:spid="_x0000_i1038" type="#_x0000_t75" style='width:141.6pt;height:17.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image014.png" o:title=""/></v:shape><!--><!----><img width="189" height="23" v:shapes="图片_x0020_14" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image014.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    答:————
36.[单选题] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly"><span lang="EN-US"><!--><v:shape id="图片_x0020_94" o:spid="_x0000_i1110"   type="#_x0000_t75" style='width:239.4pt;height:21pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image088.png" o:title=""/></v:shape><!--><!----><img width="319" height="28" v:shapes="图片_x0020_94" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image088.png"><!----></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><span style="color:white">   <o:p></o:p></span></span></p>
    A.0
    B.3
    C.12
    D.15
    答:————
37.[单选题] 若有下面定义,能打印出字母'L'的语句是(    )。       struct class       {char name;    int age;       };    struct class s={"Zheng",16,"Lin",18,"Yang",19,"Guo",20};
    A.printf("%c\n",s.name);
    B.printf("%c\n",s.name);
    C.printf("%c\n",s.name);
    D.printf("%c\n",s.name);
    答:————
38.[单选题] 若有定义:enum day{sun,mon, tue, wed, thu, fri, sat} ;,    则枚举常量sun、mon的值分别为(    )。
    A.0   1
    B.7   1
    C.1   2
    D.7   0
    答:————
39.[单选题] <p class="MsoNormal"><span lang="EN-US"><!--><v:shape id="图片_x0020_41"   o:spid="_x0000_i1064" type="#_x0000_t75" style='width:210pt;height:158.4pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy02-60.files/image041.png" o:title=""/></v:shape><!--><!----><img width="280" height="211" v:shapes="图片_x0020_41" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy02-60.files/image041.png"><!----></span></p>
    A.计算文件wj.txt的起始地址
    B.计算文件wj.txt的终止地址
    C.计算文件wj.txt的长度
    D.将文件指针定位到文件末尾
    答:————
40.[单选题] 下面错误的叙述是(    )。
    A.预处理命令行必须位于C源程序的起始位置
    B.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_157"   o:spid="_x0000_i1180" type="#_x0000_t75" style='width:204.6pt;height:15pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image160.png" o:title=""/></v:shape><!--><!----><img width="273" height="20" v:shapes="图片_x0020_157" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image160.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="display:inline;"><span lang="EN-US"><!--><v:shape id="图片_x0020_158"   o:spid="_x0000_i1181" type="#_x0000_t75" style='width:294pt;height:15pt;   mso-position-horizontal-relative:page;mso-position-vertical-relative:page'>   <v:imagedata src="cyy01-60.files/image161.png" o:title=""/></v:shape><!--><!----><img width="392" height="20" v:shapes="图片_x0020_158" src="http://wljy.whut.edu.cn/uploadfiles/word/cyy01-60.files/image161.png"><!----></span><span lang="EN-US" style="font-size:12.0pt"><o:p></o:p></span></p>
    D.C语言的预处理可以实现宏定义和条件编译的功能
    答:————

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