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C Programming

C Programming
Find the output of the following program.void main(){ printf("%d, %d", sizeof(int *), sizeof(int **));}

2, 0
2, 2
0, 2
2, 4
4, 4

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C Programming
A C variable cannot start with

A number
A special symbol other than underscore
An alphabet
Both of the above

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C Programming
Determine Output:void main(){ int i=1; while(i<=5) { printf("%d", i); if(i>2) goto here; i++; }}fun(){ here: printf("PP");}

12PP345
12PP
Compiler Error
None of These

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C Programming
Find the output of the following program. void main() { int i=01289; printf("%d", i); }

0713
1289
713
Syntax error
0289

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C Programming
What will be output after executing following code?#include# define a 10void main(){ printf("%d..", a); foo(); printf("%d", a);}void foo(){ #undef a #define a 50}

0
10..50
10..10
Error

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C Programming
Determine output:#include void main(){ char *p = NULL; char *q = 0; if(p) printf(" p "); else printf("nullp"); if(q) printf("q"); else printf(" nullq");}

nullp nullq
Depends on the compiler
x nullq where x can be p or nullp depending on the value of NULL
p q

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