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C Programming

C Programming
What will be the output of the following code fragment?void main(){ printf("%x",-1<<4);}

fff4
fff0
fff1
fff2
fff3

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C Programming
Determine Output:void main(){ int i=0; for(;i++;printf("%d", i)); printf("%d", i);}

1
Error
12
11

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C Programming
Determine Output:void main(){ char *p; printf("%d %d", sizeof(*p), sizeof(p));}

1 1
2 1
2 2
1 2

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C Programming
What will be the output of this program on an implementation where int occupies 2 bytes?#include void main(){ int i = 3; int j; j = sizeof(++i + ++i); printf("i=%d j=%d", i, j);}

i=5 j=2
i=4 j=2
i=3 j=2
the behavior is undefined

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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?

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

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

2
20
Compiler Error
Linker Error

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