CompTIA
PK0-004 · Question #300
PK0-004 Question #300: Real Exam Question with Answer & Explanation
The correct answer is A: An activity with zero day duration. Milestones in a Gantt chart are represented as activities with zero duration because they mark a point in time, not a span of work.
Question
In a Gantt chart, how are milestones displayed?
Options
- AAn activity with zero day duration
- BAn activity with one day duration
- CActivity-on-node with a finish-to-finish precedence
- DEnd-to-end bar graph showing the time to complete a task
Explanation
Milestones in a Gantt chart are represented as activities with zero duration because they mark a point in time, not a span of work.
Common mistakes.
- B. An activity with one-day duration represents an actual work task, not a milestone; milestones have no duration by definition.
- C. Activity-on-node with finish-to-finish precedence describes a dependency relationship in a network diagram (PDM), not how milestones are displayed in a Gantt chart.
- D. An end-to-end bar graph showing time to complete a task describes how regular schedule activities are displayed in a Gantt chart, not milestones.
Concept tested. Gantt chart milestone representation
Reference. https://www.pmi.org/pmbok-guide-standards/foundational/pmbok
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