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C Programming

C Programming
What will be the output of given program?#includevoid main(){int a=3;for(;a;printf("%d ", a--);}

3 2 1
infinity loop
no output
3 2 1 0

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C Programming
What will be the output of the program ?#includeint main(){ int arr[1] = {10}; printf("%d", 0[arr]); return 0;}

6
10
None of these
0
1

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C Programming
What is the correct value to return to the operating system upon the successful completion of a program?

2
1
Program do no return a value.
-1

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C Programming
Which of the following statements are correct about an array?1. The array int num[26]; can store 26 elements.2. The expression num[1] designates the very first element in the array.3. It is necessary to initialize the array at the time of declaration.4. The declaration num[SIZE] is allowed if SIZE is a macro.

None of these
1
2, 3
1, 4
2, 4

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C Programming
Identify the correct output of the following code:void main(){ int w=10, x=5, y=3, z=3; if( (w < x ) && (y=z++) ) printf("%d %d %d %d", w, x, y, z); else printf("%d %d %d %d", w, x, y, z);}

10 5 3 4
10 5 5 5
10 5 4 3
10 5 4 4
10 5 3 3

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C Programming
Choose the best answer.Prior to using a pointer variable

It should be both declared and initialized.
It should be declared.
It should be initialized.
None of these.

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