Q48. In a project, each member must perform one-to-one communication for sharing information. At this time, which of the following is an appropriate description concerning the relationship between the number of project members and the number of necessary communication paths?
a) In the case where the number of members increases by one, the higher the original number of members, the higher the increase in the number of paths b) If the number of members increases by one, the number of paths also increases by one. c) The relationship between the number “x” of members and the number “y” of paths is represented by y = x!. d) The relationship between the number “x” of members and the number “y” of paths is represented by y = x2.
Q49. It takes 10 days for Mr A to complete an activity of program development, and it takes 15 days for Mr. B to complete the same activity. When Mr. A and Mr. B work together, how many days are required to complete this activity? Here, their individual work efficiencies remain unchanged even when they work together.
a) 5 b) 6 c) 7.5 d) 12.5
– 23 –
Q50. When the arrow diagram below is created to manage a project that consists of eight activities A through H, which of the following is the critical path of this arrow diagram?