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C Programming

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

2
20
Compiler Error
Linker Error

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C Programming
Find the output of the following program.#includevoid main(){ int y=10; if(y++>9 && y++!=11 && y++>11) printf("%d", y); else printf("%d", y);}

12
13
14
11
Compilation error

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

Program do no return a value.
-1
1
2

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C Programming
What will be the output of the given program?#includevoid main(){float num=5.6;switch(num){case 5:printf("5");case 6:printf("6");default : printf("0");break;}printf("%d", num);}

5 5.600000
0 5.600000
Complier error
6 5.600000

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C Programming
What will be the output?main() { char *p; p = "Hello"; printf("%cn",*&*p); }

Some address will be printed
Hello
H
None of these.

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C Programming
short testarray[4][3] = { {1}, {2,3}, {4,5,6}};printf("%d", sizeof(testarray));Assuming a short is two bytes long, what will be printed by the above code?

24
6
12
7
It will not compile because not enough initializers are given

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