8. The marketing department of a bank is developing a new mortgage plan for housing contractors. Draw a project network given the information below. Complete the for- ward and backward pass, compute the activity slack, and identify the critical path. ID A B C D E F G H What is the critical path? How many weeks to complete? What is the slack for activity F? For activity G? 9. The project information for the custom order project of the Air Control Company is presented here. Draw a project network for this project. Compute the early and late activity times and the slack times. Identify the critical path. ID A B C D E Activity A B C D E F F G H G H 11 Predecessor None None J K L A C B D, E D F, G Activity Order review Order standard parts Produce standard parts Design custom parts Software development Manufacture custom hardware Assemble Test 10. J. Wold, project manager of Print Software, Inc., wants you to prepare a project network; compute the early, late, and slack activity times; determine the planned project duration; and identify the critical path. His assistant has collected the following information for the Color Printer Drivers Software Project: Time (weeks) 3 4 2 5 7 1 4 5 Description External specifications Review design features Document new features Write software Program and test Edit and publish notes Review manual Alpha site Print manual Beta site Manufacture Release and ship Predecessor None A A A A C, D B, F E, G Time 2 15 10 13 18 15 10 5 Predecessor Time None 8 A 2 A 3 A B C D E, F G H, 1 J K 60 60 2 2 20 10 10 12 3