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C Programming

C Programming
What is the return value of the following statement if it is placed in C program? strcmp("ABC", "ABC");

33
Compilation Error
-1
1
0

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C Programming
Determine output:void main(){ extern int i; i=20; printf("%d", sizeof(i));}

20
Compiler Error
2
Linker Error

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C Programming
Which of the following is the correct way of declaring a float pointer:

*float ptr;
None of these
float *ptr;
float ptr;

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C Programming
What will be the output of the program if the array begins at address 65486?#includevoid main(){ int arr[] = {12, 14, 15, 23, 45}; printf("%u, %u", arr, &arr);}

65486, 65487
None of these
65486, 65486
65486, 65488
65486, 65490

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C Programming
What will be the output of the following program code?main(){ static int var = 5; printf("%d ", var--); if(var) main();}

Infinite Loop
Compilation Error
5 4 3 2 1
None of these
5 5 5 5 5

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C Programming
A C variable cannot start with

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

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