Per HIPAA, all computer users must have their own unique login, consisting of username and password, to access the patient medical records.

How are electronic records destroyed? 

How can pointers be used to return multiple values from a function?

Which of the following is true about arrays and pointers in C?

What is the correct way to initialize a pointer to NULL in C?

Function prototypes are optional in C.

What does the ‘static’ keyword do when used inside a function?

What will be the output of the following code snippet? #include void function(int *x) { (*x)++; } int main() { int a = 5; function(&a); printf(“%d\n”, a); return 0; }

Pointers can be used to manipulate strings in C.

What does the following code snippet demonstrate? #include void function(int *arr, int size) { int temp; for (int i = 0; i < size / 2; i++) { temp = arr[i]; arr[i] = arr[size - 1 - i]; arr[size - 1 - i] = temp; } } int main() { int arr[] = {1, 2, 3, 4, 5}; function(arr, 5); for (int i = 0; i < 5; i++) { printf("%d ", arr[i]); } printf("\n"); return 0; }