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C Programming

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

Linker Error
2
Compiler Error
20

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C Programming
What is the base data type of a pointer variable by which the memory would be allocated to it?

Depends upon the type of the variable to which it is pointing.
int
No data type
unsigned int
float

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C Programming
What is the return value of the following statement if it is placed in C program? strcmp("ABC", "ABC");

0
-1
33
Compilation Error
1

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C Programming
What will be the output of given program?#includevoid main(){int a=1;if("%d=hello", a);}

0
no error no output
1
complier error

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C Programming
Which of the following is correct way to define the function fun() in the below program?#includevoid main(){ int a[3][4]; fun(a);}

void fun(int *p[4]){}
None of these
void fun(int *p[][4]){}
void fun(int *p[3][4]){}
void fun(int p[][4]){}

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C Programming
Which of the following is not a correct variable type?

real
char
int
double
float

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