Critical Path Planning and Scheduling in Project Management Essay

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Project Management

Explain the differences between Activity-on-node and Activity-on-Arrow in developing the project network.

They are both flow charts that set out to show the order in which a project's activities are meant to be completed. Activity on node uses nodes to illustrate activities. Activity on arrow uses arrows to illustrate activities. There are differences between the two project networks. First, Activity on node networks mainly focuses on tasks (milestones) while activity on arrow focuses on events (Larson and Gray 161). Secondly, AOA networks have different possible networks that describe the same project while AON has a unique representation. Thirdly, AON diagrams are easier to understand for inexperienced users than AOA diagrams. AON diagrams are easy to create compared to AOA diagrams. Fourthly, AOA diagrams only show the finish-to-start relationships. Dummy activities are added in order to show the complex dependencies and relationships between activities. However, AON networks places the activities on the nodes while the interconnection arrows are used in the illustration of dependencies between these activities (Larson and Gray 161).

2) How Critical Path is being identified and A critical path is a procedure for scheduling a different set of project activities (Kelley, p.297).

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It is a significant tool in project management. It is used with all forms of projects such as software development, engineering, construction, plant maintenance, aerospace and defense. The technique for using Critical path method is to create a project that entails logical ends including deliverable items and milestones. The second one involves a list of activities required to complete a project. Thirdly, one should identify the duration that is required to complete each activity. The fourth step involves the identification the dependencies of all the activities.

Using the above values, a critical path method can calculate the longest route taken by planned activities until the completion of a project or to a logical end. It also identifies the shortest time that each activity can be finished with the use few resources. It determines which activities have a total float….....

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