8. What are the main advantages of node networks over arrow networks? 9. What is the main advantage of arrow networks over node networks? How wa overcome? 10. What are time-scaled logic diagrams? Discuss their practicality. 11. What are the main advantages of networks over bar charts? How did bar cha manage to stay popular despite the advantages of networks? 12. Did logic networks and the critical path method replace bar charts as a scheduli technique? Explain your answer. 13. Draw both the arrow network and the node network for the following project Activity ABCDE IPA - A A B B, C 14. Draw both the arrow network and the node network for the following project Activity IPA ABCDE A A, B C, D 42 Chapter3 Basic Netwo 15. Draw both the arrow network and the node network for the following project Activity A IPA B C D E F G A A A B B. C D. E. F 16. Draw both the arrow network and the node network for the following project: Activity IPA Activity IPA F D A G D, E B H C. F. G C D A, B 1 C, G E B J H. I 17. Draw both the arrow network and the node network for the following project: Activity IPA Activity IPA A H C, D B A D C A J E, F. G D A K F. G. H E B L H, I F B. C M K. L G C 18. Draw both the arrow network and the node network for the following project Activity IPA Activity IPA A H B D. E C 1 A D, E, F D J F A. B E K A, B C, H, I F L B 1. J G M C 1 N G. K Chapter 3 Exercises 43 19. Draw both the arrow network and the node network for the following project: Activity IPA Activity IPA ABCDEFGH A E A B B, C H B, C, D C, D E K F LMNOPORSTU> E, G F, G, H F, G, H, I H, I M, N, O K, L L, M J, P Q Q. R T, U, S