4. Corresponding to Exercise 1 on page 203: One friend claims that a dual-core system runs at twice the speed as a single-core system; the second friend disagrees by saying that it runs twice as many programs at the same time; and the third friend says it runs twice as much data at the same time. Explain who is correct and why. You MUST give a rationale for EACH friends statement. Note that one friend may be partly correct. Nonetheless, you still have to provide a rationale for each. This question is worth 10% of the assignment, with the answer for each friend being worth 3.33%. Friend Is the Friend Correct, Incorrect, or Partly Correct, and Why 1 2 3