5, Explain the difference between an object file and,an executable file. (5 points) Ans (6. How would each of the number -978.65 x 1012 be/represented in E notation? (5 points) 7, What is the major difference between a pre-test loop and a post-test loop. (8 points) 8. Convert the following for loop to a while loop: (8 points) for (int x = 50, x > 0; x..) cout