Several processors have PGA sockets. PGA stands for

What is the output of the following code?

``` #include using namespace std; void f1(int x, int &y, int *z) { x++; y++; (*z)++; } int main() { int i = 1, j = 1, k = 1; f1(i, j, &k); cout << "i is " << i << endl; cout << "j is " << j << endl; cout << "k is " << k << endl; return 0; } ```

The C-LOOK algorithm reduces ________ compared to LOOK at the expense of ________.

a) variance of response times, fairness b) variance of response times, throughput c) mean response time, throughput d) throughput, variance of response times