C++ Institute CLA - C Certified Associate Programmer 認定 CLA-11-03 試験問題:

1. What happens if you try to compile and run this program?
#include <stdio.h>
int main (int argc, char *argv[]) {
float f = 1e1 + 2e0 + 3e-1;
printf("%f ",f);
return 0;
}
Choose the right answer:

A) The program outputs 123.00000
B) The program outputs 12.300000
C) The program outputs 1230.0000
D) Compilation fails
E) The program outputs 12300.000

2. What happens if you try to compile and run this program?
#include <stdio.h>
int main (int argc, char *argv[]) {
int i = 1, j = 0;
int 1 = !i + !! j;
printf("%d", 1);
return 0;
}
Choose the right answer:

A) The program outputs 1
B) Compilation fails
C) The program outputs 2
D) The program outputs 3
E) The program outputs 0

3. What happens if you try to compile and run this program?
#include <stdio.h>
int main (int argc, char *argv[]) {
int i = 1;
for(;i > 128;i *= 2);
printf("%d", i) ;
return 0;
}
-
Choose the right answer:

A) The program enters an infinite loop
B) The program outputs a value less than 128
C) The program outputs 128
D) The program outputs a value greater than 128
E) Compilation fails

4. What happens if you try to compile and run this program?
#include <stdio.h>
int *fun(int *t) {
return t + 4;
}
int main (void) {
int arr[] = { 4, 3, 2, 1, 0 };
int *ptr;
ptr = fun (arr - 3);
printf("%d \n", ptr[2]);
return 0;
}
Choose the right answer:

A) The program outputs 4
B) The program outputs 5
C) The program outputs 1
D) The program outputs 2
E) The program outputs 3

5. What happens when you compile and run the following program?
#include <stdio.h>
int fun(void) {
static int i = 1;
i++;
return i;
}
int main (void) {
int k, l;
k = fun ();
l = fun () ;
printf("%d",l + k);
return 0;
}
Choose the right answer:

A) The program outputs 4
B) The program outputs 5
C) The program outputs 1
D) The program outputs 2
E) The program outputs 3

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