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C Programming

C Programming
Which is the only function all C programs must contain?

getch()
start()
system()
main()
printf()

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C Programming
Determine Output:void main(){ struct xx { int x=3; char name[] = "hello"; }; struct xx *s = malloc(sizeof(struct xx)); printf("%d", s->x); printf("%s", s->name); }

Linking error
3 hello
None of these
Compiler Error

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C Programming
What will be the output of the program if the array begins at 65472 and each integer occupies 2 bytes?#includevoid main(){ int a[3][4] = {1, 2, 3, 4, 4, 3, 2, 1, 7, 8, 9, 0}; printf("%u, %u", a+1, &a+1);}

65480, 65496
65474, 65476
65480, 65488
None of these
65474, 65488

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C Programming
Determine Output:void main(){ static int i=5; if(--i){ main(); printf("%d ", i); }}

0 0 0 0
5 4 3 2 1
None of These
Infinite Loop

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C Programming
What will be the output of the following program code?#includevoid main(){ int i = 10; void *p = &i; printf("%f", *(float *)p);}

0.000000
10
Error
None of these.

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C Programming
What will be the output of the following program code?#include void main(){ int i=3, *j, **k; j = &i; k = &j; printf("%d%d%d", *j, **k, *(*k));}

Garbage Value
000
444
433
333

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