C Programming
Comment on the following?const int *ptr;

We can change the pointer as well as the value pointed by it.
We cannot change the pointer ptr itself.
Both of the above
We cannot change the value pointed by ptr.

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C Programming
What is the output of given program if user enter "xyz" ?#includevoid main(){float age, AgeInSeconds;printf("Enter your age:");scanf("%f", &age);AgeInSeconds = 365 * 24 * 60 * 60 * age;printf("You have lived for %f seconds", AgeInSeconds);}

Enter your age: xyz "after that program will stop"
Enter your age: xyz You have lived for 0.00000 seconds
Enter your age: xyz You have lived for 0 seconds
Run time error

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