What is the output of this C code? 1. #include
2. int main()
3. {
4. printf("C programming %s", "Class by\n%s Sanfoundry", "WOW");
5. }
For the following code snippet: char *str = “Sanfoundry.com\0” “training classes”; The character pointer str holds reference to string:
Comment on the output of this C code? 1. #include
2. void main()
3. {
4. int const k = 5;
5. k++;
6. printf("k is %d", k);
7. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. double x = 123828749.66;
5. int y = x;
6. printf("%d\n", y);
7. printf("%lf\n", y);
8. }
Which of the following typecasting is accepted by C?
Comment on the output of this C code? 1. #include
2. void main()
3. {
4. int k = 4;
5. int *const p = &k;
6. int r = 3;
7. p = &r;
8. printf("%d", p);
9. }
What is the value of i and j in the below code? 1. #include
2. int x = 0;
3. int main()
4. {
5. int i = (f() + g()) || g();
6. int j = g() || (f() + g());
7. }
8. int f()
9. {
10. if (x == 0)
11. return x + 1;
12. else
13. return x - 1;
14. }
15. int g()
16. {
17. return x++;
18. }
What is the output of this C code? 1, #include
2. int main()
3. {
4. int c = 2 ^ 3;
5. printf("%d\n", c);
6. }
When do you need to use type-conversions?
What is the output of this C code? 1. #include
2. int main()
3. {
4. int i = 23;
5. char c = -23;
6. if (i < c)
7. printf("Yes\n");
8. else
9. printf("No\n");
10. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int x = 2, y = 0;
5. int z;
6. z = (y++, y);
7. printf("%d\n", z);
8. return 0;
9. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. int x = 97;
5. char y = x;
6. printf("%c\n", y);
7. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. int x = 4, y, z;
5. y = --x;
6. z = x--;
7. printf("%d%d%d", x, y, z);
8. }
In expression i = g() + f(), first function called depends on
What is the output of this C code? 1. #include
2. int main()
3. {
4. int y = 0;
5. if (1 |(y = 1))
6. printf("y is %d\n", y);
7. else
8. printf("%d\n", y);
9. }
Comment on the output of this C code? 1. #include
2. int main()
3. {
4. float f1 = 0.1;
5. if (f1 == 0.1f)
6. printf("equal\n");
7. else
8. printf("not equal\n");
9. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int x = 1, y = 0, z = 3;
5. x > y ? printf("%d", z) : return z;
6. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int x = 1, y = 2;
5. int z = x & y == 2;
6. printf("%d\n", z);
7. }
The output of the code below is 1. #include
2. void main()
3. {
4. int k = 8;
5. int m = 7;
6. k < m ? k = k + 1 : m = m + 1;
7. printf("%d", k);
8. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int i = 0;
5. int j = i++ + i;
6. printf("%d\n", j);
7. }
Comment on the output of this C code? 1. #include
2. int main()
3. {
4. char c;
5. int i = 0;
6. FILE *file;
7. file = fopen("test.txt", "w+");
8. fprintf(file, "%c", 'a');
9. fprintf(file, "%c", -1);
10. fprintf(file, "%c", 'b');
11. fclose(file);
12. file = fopen("test.txt", "r");
13. while ((c = fgetc(file)) != -1)
14. printf("%c", c);
15. return 0;
16. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int a = 10;
5. double b = 5.6;
6. int c;
7. c = a + b;
8. printf("%d", c);
9. }
A variable declared in a function can be used in main
What is the output of this C code? 1. #include
2. int main()
3. {
4. int a = 2;
5. if (a >> 1)
6. printf("%d\n", a);
7. }
Does logical operators in C language are evaluated with short circuit?
What is the output of this C code? 1. #include
2. int main()
3. {
4. int y = 10000;
5. int y = 34;
6. printf("Hello World! %d\n", y);
7. return 0;
8. }
What is short int in C programming?
Are logical operators sequence points?
What is the output of this C code? 1. #include
2. void main()
3. {
4. int x = 97;
5. int y = sizeof(x++);
6. printf("x is %d", x);
7. }
What is the output of this C code? 1. #include
2. #define a 10
3. int main()
4. {
5. const int a = 5;
6. printf("a = %d\n", a);
7. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. int a = 5 * 3 + 2 - 4;
5. printf("%d", a);
6. }
What is the output of this C code? 1. #include
2. void main(
3. {
4. double b = 8;
5. b++;
6. printf("%lf", b);
7. }
What is the output of this C code (on a 32-bit machine)? 1. #include
2. int main()
3. {
4. int x = 10000;
5. double y = 56;
6. int *p = &x;
7. double *q = &y;
8. printf("p and q are %d and %d", sizeof(p), sizeof(q));
9. return 0;
10. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int var = 010;
5. printf("%d", var);
6. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. int a = 5 * 3 % 6 - 8 + 3;
5. printf("%d", a);
6. }
What is the output of this C code? 1. #include
2. int main()
3. {
4. int x = 3, y = 2;
5. int z = x << 1 > 5;
6. printf("%d\n", z);
7. }
What is the output of this C code? 1. #include
2. void main()
3. {
4. int a = 5, b = -7, c = 0, d;
5. d = ++a && ++b || ++c;
6. printf("\n%d%d%d%d", a, b, c, d);
7. }
For initialization a = 2, c = 1 the value of a and c after this code will be c = (c) ? a = 0 : 2;
What is the output of this C code? 1. #include
2. int main()
3. {
4. unsigned int a = 10;
5. a = ~a;
6. printf("%d\n", a);
7. }
Which of the following is not a valid variable name declaration?