PK0-005 Project Management Concepts Practice Question
Which of the following is NOT a typical constraint in the triple constraint of project management?
⚠ Common exam trap
PK0-005 often tests the classic triple constraint definition, and candidates may mistakenly include quality because it is a critical project success factor, but the exam expects the traditional three: scope, cost, and time.
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
✓
Quality
The triple constraint (also known as the project management triangle) traditionally consists of three interdependent factors: cost, schedule, and scope. Quality is not one of the three; it is often considered a fourth dimension or a result of balancing the triple constraint. In the classic model, any change to one of the three constraints affects the others, and quality is managed as a separate performance dimension. Therefore, quality is NOT a typical constraint in the triple constraint.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Cost
Why it's wrong here
Cost is a core leg of the triple constraint, so it cannot be the non-constraint. It would be the right answer if the question asked which factor, with time and scope, must be traded off when change requests are approved.
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Schedule
Why it's wrong here
Schedule is one of the three legs of the triple constraint, alongside cost and scope, so it cannot be the item that is not a constraint. It would be the answer if the question asked which factor must be balanced against scope and cost.
- ✓
Quality
Why this is correct
Quality is not one of the triple constraint's three axes — scope, time and cost — so it fails the stem's "NOT a typical constraint" test. Quality is instead an outcome affected by those three; changes to any of them typically alter it, but it is not itself a fixed constraint.
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Scope
Why it's wrong here
Scope forms the third leg of the triple constraint with time and cost, so it is a constraint rather than the exception. It would be correct if the question asked which element defines the work included in the project deliverable.
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Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed September 2026 · checked against the official CompTIA exam blueprint
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.