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C Programming

C Programming
#includevoid main(){ int *ptr, a=10; ptr = &a; *ptr += 1; printf("%d, %d", *ptr, a);}

11, 10
10, 11
11, 11
10, 10

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C Programming
Let x be an array. Which of the following operations are illegal?I.   ++xII. x+1III. x++IV. x*2

I, II and III
I, III and IV
III and IV
II and III
I and II

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

infinity loop
3 2 1 0
3 2 1
no output

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C Programming
Given b=110 and c=20, what is the value of 'a' after execution of the expression a=b-=c*=5?

10
110
450
-10
-110

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C Programming
What is the output of given program if user enter value 99?#includevoid main(){int i;printf("Enter a number:");scanf("%d", &i); // 99 is given as input.if(i%5 == 0){printf("nNumber entered is divisible by 5"); }}

complier error
Enter a number:99
Run time error
Enter a number:99 Number is divisible by 5

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C Programming
What will be output after executing following code?#include# define a 10void main(){ printf("%d..", a); foo(); printf("%d", a);}void foo(){ #undef a #define a 50}

10..10
10..50
Error
0

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