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C Programming

C Programming
Which of following is not a valid name for a C variable?

Exam veda
Exam_veda
None of these
Examians
Both A and B

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C Programming
Determine Output:void main(){ char *str1 = "abcd"; char str2[] = "abcd"; printf("%d %d %d", sizeof(str1), sizeof(str2), sizeof("abcd"));}

2 4 4
5 5 5
2 5 5
2 4 5

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C Programming
Determine Output:void main(){ char a[]="12345"; int i = strlen(a); printf("%d", ++i);}

None of These
6
5
7

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

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C Programming
Determine Output:main(){ char *str1 = "abcd"; char str2[] = "abcd"; printf("%d %d %d", sizeof(str1), sizeof(str2), sizeof("abcd"));}

2 4 5
2 5 5
2 4 4
8 5 5

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C Programming
Which one of the following is not a valid identifier?

examians1
exam_veda
1examians
_examians

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