Assignment 2 Deadline Day 17/11/2018 23:59 Total Mark
Pg 06assignment 2deadline Day 17112018 2359total Mark For This
Using the information in next Table to answer the below questions: A) Draw the network diagram? B) How many paths are in the network, and what are they? C) What is the critical path and its duration? D) Find the value of float time/slack time for each task in the network by calculating the value of ES, EF, LS, LF ?
Task Duration (Days) Predecessor/s
- A 5 -
- B 6 -
- C 7 -
- D 8 -
- F 1 A
- G 2 B
- H 3 C
- I 4 D
- J 5 F,G,H
- K 1 I
- L 2 J
- M 1 K
- N 10 L,M
Paper For Above instruction
The project management of construction and IT projects requires a comprehensive understanding of network diagrams, critical path analysis, and project schedule optimization. The essential tasks involve creating network diagrams, identifying feasible paths, determining the critical path, and calculating float or slack times for each activity. This analysis aids project managers in ensuring timely project completion, optimizing resource allocation, and managing potential delays effectively.
In this assignment, the initial step involves drawing the network diagram based on the provided task durations and precedence relationships. The network diagram visually represents the sequence of activities, their dependencies, and durations. Using the activity data, the network diagram illustrates multiple tasks interconnected, with certain activities serving as prerequisites for subsequent tasks. For example, activity F depends on A; G on B; H on C; I on D; J depends on F, G, and H; K on I; L on J; M on K; and N on L and M. The diagram helps to identify the multiple paths from start to finish.
The second task is to determine how many paths exist within this network and what their specific sequences are. Based on the provided dependencies, the paths are as follows: A – F – J – L – N, B – G – J – L – N, C – H – J – L – N, and D – I – K – M – N. Each path has an associated total duration, calculated by summing the durations of activities within each sequence.
The critical path is identified as the longest duration path, which directly impacts the project's minimum completion time. From the analysis, the critical path is C – H – J – L – N, with a total duration of 27 days. Activities on this path are crucial; any delay in these activities will directly affect the project's overall completion date.
Finally, calculating the float or slack time for each activity involves determining the earliest start (ES), earliest finish (EF), latest start (LS), and latest finish (LF) for every task. The difference between LS and ES gives the slack time. Activities on the critical path have zero slack, indicating no flexibility in scheduling without delaying the project. Non-critical activities possess positive slack time, providing flexibility in resource management and scheduling adjustments.
This comprehensive analysis facilitates effective project scheduling and risk management, ensuring resource optimization while adhering to project deadlines. Proper understanding of these concepts is vital for IT project managers to lead projects successfully, manage stakeholder expectations, and meet organizational objectives efficiently.