Oregon Construction Contractors (CCB) Practice Test

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What technique is used for calculating task duration and determining if a project is ahead or behind schedule?

  1. Task Time Ranges

  2. Critical Path Method

  3. Gantt Chart

  4. Earned Value Management

The correct answer is: Task Time Ranges

The technique that is used for calculating task duration and determining if a project is ahead or behind schedule is the Critical Path Method. This method is essential for project management as it identifies the longest sequence of dependent tasks and allows project managers to understand which tasks are critical to the timely completion of a project. By analyzing the relationships between tasks, the Critical Path Method enables managers to allocate resources effectively and monitor the project's progress against its scheduled timeline. Any delays in tasks along the critical path will directly impact the overall project duration, providing a clear indication of whether the project is ahead of or behind schedule. While Task Time Ranges may provide estimates for individual task durations, it does not offer the comprehensive analysis of task dependencies and overall project scheduling that the Critical Path Method does. Gantt Charts visualize task timelines and can indicate progress but do not inherently calculate task dependencies or critical paths. Earned Value Management tracks project performance but focuses more on cost and schedule performance rather than solely calculating task durations and scheduling. Understanding the Critical Path Method is crucial for effective project scheduling and management in construction or any project-driven environment.