- A
A dependency that is required by the project team based on best practices.
Why wrong: That describes a discretionary dependency.
- B
A dependency that involves a third-party vendor outside the project.
Why wrong: That describes an external dependency.
- C
A dependency that is inherent in the nature of the work and cannot be changed.
Correct. Mandatory dependencies are hard logic.
- D
A dependency that can be changed if the project manager decides to reorder tasks.
Why wrong: That describes a discretionary dependency.
Question 676 of 1,000
PK0-005 Constraints and Changes Practice Question
This PK0-005 practice question tests your understanding of constraints and changes. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which of the following best describes a mandatory dependency in a project schedule?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"best"Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
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.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
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.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
A dependency that can be changed if the project manager decides to reorder tasks.
Why it's wrong here
That describes a discretionary dependency.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the PK0-005 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which PK0-005 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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Constraints and Changes — study guide chapter
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FAQ
Questions learners often ask
What does this PK0-005 question test?
Constraints and Changes — This question tests Constraints and Changes — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: 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.
What should I do if I get this PK0-005 question wrong?
Identify which PK0-005 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jul 4, 2026
This PK0-005 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PK0-005 exam.
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