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C Programming

C Programming
Determine output:void main(){ extern int i; i=20; printf("%d", sizeof(i));}

2
Compiler Error
20
Linker Error

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C Programming
What will be printed when this program is executed?int f(int x){ if(x <= 4) return x; return f(--x);}void main(){ printf("%d ", f(7)); }

4 5 6 7
Syntax error
Runtime error
1 2 3 4
4

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C Programming
short testarray[4][3] = { {1}, {2,3}, {4,5,6}};printf("%d", sizeof(testarray));Assuming a short is two bytes long, what will be printed by the above code?

It will not compile because not enough initializers are given
12
7
24
6

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C Programming
What will be the output of the program if the array begins at address 65486?#includevoid main(){ int arr[] = {12, 14, 15, 23, 45}; printf("%u, %u", arr, &arr);}

65486, 65488
65486, 65487
65486, 65490
65486, 65486
None of these

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C Programming
Which of the following is the correct way of declaring a float pointer:

float ptr;
None of these
*float ptr;
float *ptr;

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C Programming
Array passed as an argument to a function is interpreted as

Address of the first element of the array.
Number of element of the array.
Values of the first elements of the array.
Address of the array.

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