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2021年2021年2015年全国计算机二级C语言考试真题.pdf

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1、2015 年全国计算机考试套题1、对于一个正常运行的C 程序，以下叙述中确的是A)程序的执行总是从main 涵数开始B)程序的执行总是从程序的笫一个函数开始，在程序的最后一个函数中结束C)程序的执行总是从main 函数幵始，在程序的最后一个函数中结束D)程序的执行总是从程序的笫一个函数开始，在main 函数结束3、若变量 x、y 已正确定义并赋值，以下符合C 语言语法的表达式是A）x+1=y B)x=x+10=x+y C）double(x)/10 D）+x,y=x-4、以下选项中能表示合法常量的是A)B)1,200 C)1.5E2.0 D)”007”5、以下定义语句中正确的是A)double

2、a=0.0;b=1.1;B)float a=1,*b=&a,*c=&b;C)int a=b=0;D)char A=65+1,b=b7、若变量已正确定义为int 型，要通过语句scanf(“%d,%d,%d”,&a,&b,&c);给 a 赋值 1、给 b 赋值 2、给 c 赋值 3,以下输入形式中错误的是（注：代表一个空格符）A)1,2,3 B)1,2,3 C)1,2,3 D)1 2 3 8、当变量 c的值不为 2、4、6 时，值也为“真”的表达式是（）A(c=2&c=2&c=2&c=6)(c!=3)(c!=5)9、以下选项中，值为1 的表达式是A)0-0B)1-0 C)1-0D)1-030、以

3、下选项中，不合法的C 语言用户标识符是A a b B AaBc C _1 D a_b 31.以下选项中关于C 语言常量的叙述错误的是A 经常被使用的变量可以定义成常量|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页，共 7 页B 所谓常量，是指在程序运行过程中，其值不能被改变的量C 常量可分为数值型常量和非数值型常量D 常量分为整型常置、实型常量、字符常量和字符串常量34、以下叙述中正确的是A C 语句必须在一行内写完B C 语言程序中的注释必须与语句写在同一行C C 程序中的每一行只能写一条语句D 简单 C 语句必须以分号结束37、以下选

4、项中不能作为C 语言合法常量的是A cdB 011C 0.le+6 D a 58、以下选项中不能用作C 程序合法常量的是A.x7D B.1,234 C.123 D.123 60、C 语言源程序名的后缀是A).cp B).obj C).exe D).C 61、阅读以下程序#include main()int case;float printF;printf(请输入 2 个数：）；scanf(%d%f,&case,&printF);printf(%d%fn,case,printF);该程序在编译时产生错误，其出错原因是A.定义语句出错，case是关键字，不能用作用户自定义标识符B.定义语句无错，p

5、rintf 不能输出case的值C.定义语句无错，scanf 不能作为输入函数使用D.定义语句出错，printF 不能用作用户自定义标识符62若有定义语句：int x=12,y=8,z;在其后执行语句z=0.9+x/y;则 z 的值为A.2.4 B.1 C.2 D.1.9 63.表达式 a+=a-=a=9 的值是|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档

6、编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9

7、D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I1

8、0X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD

9、8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1

10、W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 Z

11、K9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1

12、H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3A.-9 B.0 C.9 D.18 68.以下选项中非法的c 语言字符常量是A.b B.xaa C.007 D.aa 72.以下叙述中正确的是A.英文大写字母X 和荚文小写字母x 都可以作为二进制数字的开头字符B.八进制数的开头要使用英文字母o,否则不能与十进制区分开C.在 C 程序中的八进制和十六进制，可以是浮点数D.整型变量可以分为i

13、nt 型、short 型、long 型和 unsigned 型四种79.以下选项中，当x 为大于 1 奇数时，值为0 的表达式是A.x%2=0 B.x%2=l C.x%2!=0 D.x/2 101.以下选项中不能作为c 语言合法常量的是A.cd B.011 C.0.le+6 D.a 104.以下选项中不能用作C 程序合法常量的是Ax7D B.1,234 C.123 D.123 134.若有定义语句：char a=82;则变量 a A.包含 3 个字符B.说明不合法C.包含 1 个字符D.包含 2 个字符135.有以下程序#include main()char cl=A,c2=Y;printf(

14、%d,%dn,cl,c2);程序的输4 结果是|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 3 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7

15、W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X

16、8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y

17、10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6

18、I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9

19、N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4

20、X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3A.输出

21、格式不合法，输出出错信息B.65.89 C.A,Y D.65.90 154.以下选项中，能用作数据常量的是A.115L B.0118 C.0115 D.1.5el.5 155.设变量已正确定义并赋值，以下正确的表达式是A.x=y*5=x+z B.int(15.8%5)C.x-25%5.0 D.x=y+z+5,+y 185.有以下程序#include main()char a=H;a=(a=A&ab的结果是假 202.以下叙述中正确的是A)由&构成的逻辑表达式与由|构成的逻辑表达式都有短路现象B)C 语言的关系表达式：0 x10 完全等价于：（0 x)&(x10)|精.|品.|可.|编.|辑

22、.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 4 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:

23、CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W

24、3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8

25、 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y1

26、0Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I

27、8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N

28、7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3C)逻辑或（即运算符|)的运算级别比算术运算要高D)逻辑非即运算符！）的运算级

29、别是最低的219.c 源程序中不能表示的数制是A)八进制B)十六进制C)十进制D)二进制221.以下四个程序中，完全正确的是A)#include main()/*programming*/printf(programming!n);B)include main()/*programming*/printf(programming!n);C)#include main();/*programming/*/printf(programming!n;D)#include main()/*/*programming*/*/printf(programming!n);222.若有定义语句：int x=1

30、0;则表达式x-=x+x 的值为A)10 B)-10 C)-20 D)0 224.己知大写字母A 的 ASCII 码是 65小写字母a的 ASCII 码是 97。以下不能将变量c 中的大写字母转换为小写字母的语句是A)c=c+32 B)c=(A+c)%26-a C)c=c-A+a D)c=(c-A)%26+a 248.关于 C 语言的变量，以下叙述中错误的是A)变量所占的存储单元地址可以随时改变B)程序中用到的所有变量都必须先定义后才能使用C)由三条下划线构成的符号名是合法的变量名D)所谓变量是指在程序运行过程中其值可以被改变的量249.若有以下程序#include|精.|品.|可.|编.|辑

31、.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 5 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:

32、CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W

33、3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8

34、 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y1

35、0Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I

36、8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N

37、7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3main()int a=0,b=0,c=0;c=(a+=+b,b+=4);prin

38、tf(%d,%d,%dn,a,b,c);则程序的输出结果是A)-1,4,-1 B)1,5,1 C)-1,4,4 D)1,5,5 256.若有以下程序#include main()int a=0,b=0,c=0,d;c=(a+=b,b+=a);/*第 4 行*/d=c;/*第 5 行*/;/*第 6 行*/;printf(%d,%d,%dn,a,b,c);/*笫 7 行*/编译时出现错误，你认为出借的是A)第 6 行B)笫 4 行C)第 7 行D)第 5 行257.若有以下程序#include main()int b=10,a=-11;a%=b%=4;printf(d%dn,a,b);则程序的输

39、出结果是A)1 2 B)1-1 C)-1 2 D)-1-2 258.有以下程序#include main()char cl=A,c2=Y;printf(d,%dn,cl,c2);程序的输出结果是|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 6 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD

40、8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1

41、W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 Z

42、K9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1

43、H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档

44、编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9

45、D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I1

46、0X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3A)65,90 B)输出格式不合法，输出出错信息C)A,Y D)65,89 259.若有定义语句：char a=82;则变量 a A)包含 3 个字符B)包含 2 个字符C)包含 1 个字符D)说明不合法265.若变置己正确定义并赋值.以下不能构成C 语句的选项是A)A?a:b;B)B+;C)A=a+b;D)a=a+b 267.以下选项中不属于C 语言程序运算符的是A)B)()C)&D)sizeof 271.以下正确的字符串常量是A)B)Olympic G

47、ames C)abc D)274.以下叙述中正确的是A)表达式：ab的结果是假 B)”是非法的C)0表示字符0 D)a表示一个字符常量276.以下叙述中正确的是A)C 语言的关系表达式：0 x10 完全等价于：（0 x）&(x10)B)由&构成的逻辑表达式与由构成的逻辑表达式都有短路现象C)逻辑非（即运算符！）的运算级别是最低的D)逻辑或（即运算符|)的运算级别比算术运算要高|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 7 页，共 7 页文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9

48、D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I1

49、0X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD

50、8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1W6I8 ZK9N7S1H4X3文档编码:CJ9D7W3I10X8 HD8Y10Y1

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