c语言选择题及填空015（C language choice questions and fill in the blanks 015）.docVIP

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c语言选择题及填空015（C language choice questions and fill in the blanks 015）.doc

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c语言选择题及填空015（C language choice questions and fill in the blanks 015）

c语言选择题及填空015（C language choice questions and fill in the blanks 015） First, choose the answer 1. after the following procedure is executed, the value of sum is (main) {int, I, sum; For (i=1; i6; i++) sum+=i; Printf (%d\n, sum); } A) 15 B) 14 C) uncertain D) 0 The answer you choose is *, the correct answer is: C * 2. in the following options, you can not correctly assign A) char s1[10]; s1= Ctest; B) char, s2[]={C,t,e,s,t}; C) char s3[20]= Ctest; D) char *s4= Ctest\n The answer you choose is *, the correct answer is: A * 3. the output of the following program is #define, M (x, y, z) x*y+z (main) {int, a=1, b=2, c=3; Printf (%d\n, M (a+b, b+c, c+a)); } A) 19 B) 17 C) 15 D) 12 The answer you choose is *, the correct answer is: D * 4. after the following program is executed, the contents in the file testt.t are #include stdio.h Void fun (char, *fname., char, *st) {FILE *myf; int i; Myf=fopen (fname, w); For (i=0; istrlen (st); i++) fputc (st[i], MYF); Fclose (MYF); } (main) {fun (test, new world), fun (test, hello, 0) A) hello, B) new worldhello, C) new world D) Hello, rld The answer you choose is *, the correct answer is: A * 5. have the following procedures Struct STU {char num[10]; float score[3];}; (main) {struct, Stu, s[3]={{, 20021, 90,95,85}, The {20022, 95,80,75}, The {20023, 100,95,90}}, *p=s; Int i; float sum=0; The for (i=0; i3, i++) Sum=sum+p-score[i]; The printf (%6.2f\n, sum); } The output of the program after running is A) 260 B) 270 C) 280 D) 285 The answer you choose is *, the correct answer is: B * 6. if you have the following procedures Int, m=0xabc, n=0xabc; M-=n; Printf (%X\n, m); After execution, the output is (). A) 0X0 B) 0x0 C) 0 D) 0XABC The answer you choose is *, the correct answer is: C * 7. the following statement is correct (). (A) in the C program, the annotation section can appear in any appropriate place in the program B) braces {and} only as a function of the delimiter C) the basic unit that makes up the C program is the function, and