Question

The activities,, their durations and predecessor activities for designing, writing and installing a computer database are shown in the table below Predecessor activity Duration (weeks) Activity 1 1. Contract negotiation 1 2. Discussions with main users 1 3. Review of current documentation 2 4. Review of current systems 3, 4 4 5. Systems analysis (a) 5 7 6. Systems analysis (b) 5 12 7. Programming 7 8. Preliminary testing 3, 4 9. Existing system review report 5, 9 10. System proposal report 5, 8 1C 11. Documentation preparation 7, 11 7 12. Implementation 12 13. System test 12 4 14. Debugging 11 5 15. Manual preparation (6) 3.1 Draw a network diagram for the project. 3.2 Determine the critical path for the project and project duration. 3.3 Complete the following table for all activities. Shade the activities on the critical path. (12) (7 18 PCI401C/101/0/2019 Table for Q3.3 Slack Critical LF EF LS Activity Duration ES path 1 2 3 4 [25 marks]

Answer 1

E-SI L=S7 E-27 LE27 E-3 i5) L-3 "(19) E-SL 3(3) OLEST y76) E-9 s(4) (2) ESY6 E-5 L-S3 F25 o(2 ) L4 3 (5) E 0 E- 57 E=) E13 Lに13 (1) LO L S7 LE) 607 ヒ=20 L 13 LS7 Crihieal path whurE-Lo Total dunahion 57 week L5こES+ ヒ CYiHce EF ES LF Achvi Durahan L S Sack E F LF-t Yes 2 2 3 Yer 5 3 No 3. 3 Yen SS2S