PMP Certification Practice Test 3

A resource histogram is bar chart that shows utilization of resources across time. 1 is incorrect because a Gantt chart, from Harley Gantt, is a scheduling tool that shows project activities across a timeline or calendar. 3 is incorrect because a network diagram shows the flow of activities. 4 is incorrect because a Pareto chart is typically used in quality control activities and shows categories of failure within a project.