Source Destination Node Node A:5 Parallel: TOC=5 days B:4 A:5 B:4 Series: TOC=9 days Table Form: Predecessor Activity Duration Activity A --- 5 B A 4 Predecessor Early Late Critical Activity Duration Slack Activity Start Start Path? A --- 4 0 0 0 Yes B --- 3 0 2 2 C A 2 4 4 0 Yes D A,B 1 4 5 1 A:4 C:2 B:3 D:1 Comparison of Techniques Gantt Chart. Time Line Plot ES=Early Start All time are interpreted as Finish end of a time period’. ‘the TOC=Time of Completion Critical Path Method. (CPM) ES=Early Start EF=Early Finish All times are interpreted TOC=Time of Completion as LS=Late end of a time period’ ‘the LF=Late Finish Slack= LF–EF=LS–ES
Source Destination Node Node A:5 Parallel: TOC=5 days B:4 A:5 B:4 Series: TOC=9 days Table Form: Activity Predecessor Activity Duration A --- 5 B A 4 Activity Predecessor Activity Duration Early Start Late Start Slack Critical Path? A --- 4 0 0 0 Yes B --- 3 0 2 2 C A 2 4 4 0 Yes D A,B 1 4 5 1 A:4 C:2 B:3 D:1 Comparison of Techniques Gantt Chart. Time Line Plot ES=Early Start Finish TOC=Time of Completion All time are interpreted as ‘the end of a time period’. Critical Path Method. (CPM) ES=Early Start EF=Early Finish TOC=Time of Completion LS=Late LF=Late Finish Slack= LF–EF=LS–ES All times are interpreted as ‘the end of a time period’
CPM-PERT-Material.docx