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PK0-005 Practice Question: Best describes a mandatory dependency in a…
Which of the following best describes a mandatory dependency in a project schedule?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
A dependency that is inherent in the nature of the work and cannot be changed.
Mandatory dependencies, also known as hard logic, are inherent in the nature of the work and cannot be changed. For example, you must build the foundation before erecting walls.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
A dependency that is required by the project team based on best practices.
Why it's wrong here
That describes a discretionary dependency.
- ✗
A dependency that involves a third-party vendor outside the project.
Why it's wrong here
That describes an external dependency.
- ✓
A dependency that is inherent in the nature of the work and cannot be changed.
Why this is correct
Correct. Mandatory dependencies are hard logic.
- ✗
A dependency that can be changed if the project manager decides to reorder tasks.
Why it's wrong here
That describes a discretionary dependency.
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