Assume integer is 2 bytes wide. What will be the output of the following code? #

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Question

Assume integer is 2 bytes wide. What will be the output of the following code?

#include<stdio.h>
#include<stdlib.h>
#define MAXROW 3
#define MAXCOL 4

int main()
{
    int (*p)[MAXCOL];
    p = (int (*) [MAXCOL])malloc(MAXROW *sizeof(*p));
    printf("%d, %d\n", sizeof(p), sizeof(*p));
    return 0;
}

Options
A. 2, 8
B. 4, 16
C. 8, 24
D. 16, 32

Correct Answer

2, 8

More questions

1. Bitwise can be used to reverse a sign of a number.
Options
A. Yes
B. No

Discuss

Correct Answer: No

2. Is it necessary that in a function which accepts variable argument list there should be at least be one fixed argument?
Options
A. Yes
B. No

Discuss

Correct Answer: Yes

3. Bitwise can be used to generate a random number.
Options
A. Yes
B. No

Discuss

Correct Answer: No

4. A function that receives variable number of arguments should use va_arg() to extract the last argument from the variable argument list.
Options
A. True
B. False

Discuss

Correct Answer: False

5. Bitwise & can be used to check if more than one bit in a number is on.
Options
A. True
B. False

Discuss

Correct Answer: True

6. The preprocessor can trap simple errors like missing declarations, nested comments or mismatch of braces.
Options
A. True
B. False

Discuss

Correct Answer: False

Explanation:

False, the preprocessor cannot trap the errors, it only replaces the macro with the given expression. But the compiler will detect errors.

7. It is necessary that a header files should have a .h extension?
Options
A. Yes
B. No

Discuss

Correct Answer: No

Explanation:

No, the header files have any kind of extension.

8. Bitwise | can be used to set multiple bits in number.
Options
A. Yes
B. No

Discuss

Correct Answer: Yes

9. Bitwise & can be used to check if a bit in number is set or not.
Options
A. True
B. False

Discuss

Correct Answer: True

10. A pointer union CANNOT be created
Options
A. Yes
B. No

Discuss

Correct Answer: No

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CuriousTab

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Discussion

Assume integer is 2 bytes wide. What will be the output of the following code?
#include<stdio.h> #include<stdlib.h> #define MAXROW 3 #define MAXCOL 4 int main() { int (p)[MAXCOL]; p = (int () [MAXCOL])malloc(MAXROW sizeof(p)); printf("%d, %d\n", sizeof(p), sizeof(*p)); return 0; }

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Assume integer is 2 bytes wide. What will be the output of the following code? #include<stdio.h> #include<stdlib.h> #define MAXROW 3 #define MAXCOL 4 int main() { int (*p)[MAXCOL]; p = (int (*) [MAXCOL])malloc(MAXROW *sizeof(*p)); printf("%d, %d\n", sizeof(p), sizeof(*p)); return 0; }

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Assume integer is 2 bytes wide. What will be the output of the following code?
#include<stdio.h> #include<stdlib.h> #define MAXROW 3 #define MAXCOL 4 int main() { int (p)[MAXCOL]; p = (int () [MAXCOL])malloc(MAXROW sizeof(p)); printf("%d, %d\n", sizeof(p), sizeof(*p)); return 0; }