Question 7 (1 point) Project scheduling is to determine the timing of all activities of the project. True False Question 8 (1 point) For a given project, we have a precedence network for all activities of the project. All activities not on the shortest path are called critical activities. True False Question 9 (1 point) For most organizations, the major component of inventory holding costs is the opportunity cost of the capital. True False Question 10 (1 point) In each step of project crashing, we usually choose critical activities for crashing, but sometime we also choose non-critical activities for crashing in order to reduce the project duration True 00 False