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

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C Programming
Determine Output:void main(){ int c[] = {2.8,3.4,4,6.7,5}; int j, *p=c, *q=c; for(j=0;j<5;j++){ printf(" %d ", *c); ++q; } for(j=0;j<5;j++){ printf(" %d ", *p); ++p; }}

2.8 2.8 2.8 2.8 2.8 2.8 3.4 4
2 3 4 6 5 2 3 4 6 5
2 2 2 2 2 2 3 4 6 5
2.8 3.4 4 6.7 5 2.8 3.4 4 6.7

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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
Size of the array need not be specified, when

Initialization is a part of definition
It is a declaratrion
It is a formal parameter
All of these

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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.

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

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C Programming
A C variable cannot start with

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

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