Certified Green Project Manager – Basic (GPM-b) Practice Test

The GPM-b certification validates foundational knowledge of sustainable project management principles, the P5 Standard, and Green Project Management® methodology. It demonstrates a professional's ability to integrate sustainability practices across the full project lifecycle.

Exam Details

Questions

841

Duration

90 minutes (RPL) or 180 minutes (standard)

Passing Score

70% in both categories

Difficulty

Foundational

Last Updated

Feb 2026

Topics Covered

Sustainability Methods (P5 Standard)Green Project Management PrinciplesSustainable Delivery MethodsProject Lifecycle and ClosureEnvironmental and Social ImpactGPM Practice Guide Frameworks

Exam Overview

The Certified Green Project Manager – Basic (GPM-b™) is a globally recognized, knowledge-based credential issued by GPM (Green Project Management Global), the originator of the P5 Standard for Sustainability in Project Management. It validates a professional's foundational understanding of how to integrate sustainability principles—spanning People, Planet, Prosperity, Products, and Processes—across the full project lifecycle, from initiation through closure. The certification is built directly on two authoritative references: the P5 Standard for Sustainability in Project Management and the GPM Reference Guide (Sustainable Project Management), ensuring candidates can assess, measure, and report on environmental and social project impacts in alignment with the UN Sustainable Development Goals (SDGs).

The GPM-b is co-offered through the Project Management Institute (PMI), extending its global reach and recognition. It is governed by the GPM Certification Board and conforms to ISO 17024, the international standard for personnel certification, ensuring rigor, fairness, and credibility. Valid for five years with no ongoing maintenance requirements, it serves as the entry point into GPM's three-tier certification ladder: GPM-b (knowledge), GPM-s (performance), and GPM-m (competence).

Official exam page

Who Should Take This Exam

The GPM-b is designed for project professionals at any career stage who want to demonstrate foundational competency in sustainable project management. It is well suited for project managers, project coordinators, sustainability officers, program analysts, ESG reporting specialists, and consultants who are responsible for delivering projects with measurable environmental and social outcomes. Because no formal prerequisites are required for the standard exam pathway, it is equally accessible to early-career practitioners and experienced professionals making a sustainability-focused pivot.

The certification is particularly relevant for professionals working in industries under increasing ESG disclosure pressure—including construction, infrastructure, IT, energy, manufacturing, and financial services—where the ability to embed sustainability into project delivery is becoming a baseline expectation rather than a differentiator.

Prerequisites

There are no mandatory prerequisites for the standard GPM-b exam pathway. Candidates from any background may register and sit the full 150-question, 3-hour examination without prior project management credentials. This makes it accessible as a foundational credential for those entering the sustainability or project management field.

Candidates who hold qualifying credentials are eligible for the Recognition of Prior Learning (RPL) pathway, which permits them to sit a shorter 75-question, 90-minute exam. Qualifying RPL credentials include PMI certifications (CAPM, PMP, PgMP), PRINCE2 (Foundation or Practitioner), IPMA Levels A through D, the APM PMQ, ChPP, relevant master's degrees in Project Management, Sustainability, Business Administration (MBA), or Engineering with a project management concentration, and other credentials subject to written GPM approval. Candidates uncertain about RPL eligibility should contact GPM directly at Certification@gpm.org.

Exam Format

The GPM-b exam is available in two formats depending on RPL eligibility. The standard exam consists of 150 multiple-choice questions to be completed within 3 hours (180 minutes). The RPL short-form exam consists of 75 multiple-choice questions to be completed within 90 minutes. Both formats are delivered as closed-book assessments.

In both formats, questions are split equally between two scored categories: 50% on Sustainability Methods (drawn from the P5 Standard and GPM Reference Guide, Chapters 1–4) and 50% on Delivery Methods (drawn from GPM Reference Guide, Chapters 5–12). Candidates must achieve a minimum score of 70% in both categories independently to pass—scoring above 70% overall but below 70% in one category is not sufficient for certification. Upon passing, the credential is valid for five years, after which candidates must retake the exam to renew.

Skills Measured

1.Sustainability Methods – P5 Standard Foundations (25% of exam): Understanding the five dimensions of the P5 Standard (People, Planet, Prosperity, Products, and Processes), how they interact across project phases, and how to use the P5 Impact Assessment to evaluate and document a project's sustainability performance.
2.Sustainability Methods – GPM Reference Guide Chapters 1–4 (25% of exam): Applying GPM's sustainability principles to project initiation and planning, including building a Sustainability Management Plan (SMP), creating sustainability-integrated business cases, and aligning project objectives with the UN Sustainable Development Goals.
3.Delivery Methods – Project Execution and Integration (25% of exam): Embedding sustainability considerations into core project management processes such as scope, schedule, budget, and stakeholder engagement, using frameworks from GPM Reference Guide Chapters 5–8.
4.Delivery Methods – Lifecycle, Closure, and Continuous Improvement (25% of exam): Managing the environmental and social dimensions of project outputs through the full lifecycle—from procurement and supply chain sustainability to responsible closure practices, lessons learned, and sustainability reporting as covered in GPM Reference Guide Chapters 9–12.

Study Tips

Download and study the P5 Standard for Sustainability in Project Management from GPM's official website (gpm.org/standards-and-publications/the-p5-standard)—it is available free of charge and is the primary reference for the Sustainability Methods category, which accounts for 50% of all exam questions.
Obtain the official GPM Reference Guide (Sustainable Project Management: The GPM Reference Guide) in digital, Kindle, or paperback format. Map your study plan directly to the chapter structure: Chapters 1–4 for Sustainability Methods and Chapters 5–12 for Delivery Methods, since the exam is explicitly structured around these chapter groupings.
Enroll in a GPM Accredited Training Partner course or use the official 22-hour online course available through the GPM Learning Portal (courses.greenprojectmanagement.org). Instructor-led courses provide practical application of GPM tools and are designed specifically to prepare candidates for the exam format.
Practice constructing a Sustainability Management Plan (SMP) and a P5 Impact Assessment for a sample project. The exam tests applied understanding of these frameworks, not just definitional recall—working through the tools manually solidifies retention.
Because passing requires 70% in both categories independently, ensure balanced preparation. Track your confidence level in Sustainability Methods and Delivery Methods separately, and allocate additional study time to whichever category is weaker rather than focusing only on overall average performance.
If you hold an RPL-qualifying credential (PMP, PRINCE2, IPMA, etc.), submit your RPL application to GPM before registering for the exam. The shorter 75-question format reduces fatigue and allows more time per question—a meaningful advantage if you are eligible.
Review GPM's alignment documentation connecting the P5 Standard to ESG reporting frameworks and the UN SDGs. Exam questions often test the candidate's ability to connect P5 dimensions to real-world sustainability reporting contexts, so understanding these linkages improves performance on application-level questions.

Career Benefits

Earning the GPM-b positions professionals to meet surging organizational demand for project leaders who can operationalize ESG commitments and sustainability strategies at the project level. As regulatory ESG disclosure requirements expand across the EU, US, and other markets, employers in sectors such as infrastructure, energy, technology, and financial services are actively seeking practitioners who can integrate environmental and social impact measurement into project delivery—skills the GPM-b explicitly validates. The certification complements existing credentials such as the PMP or PRINCE2 by adding a sustainability dimension that neither exam covers, making it a high-value addition for certified project managers looking to differentiate themselves.

The GPM-b opens pathways to roles including Sustainability Project Manager, ESG Program Analyst, Green Infrastructure Project Lead, and Corporate Sustainability Consultant. Because it is co-offered through PMI and recognized across GPM's network of over 145 countries, it carries international credibility. It also serves as the foundation for advancement to the GPM-s (performance-level) and GPM-m (competence-level) credentials, which require demonstrated field application and extensive experience respectively, enabling a clear long-term professional development trajectory in sustainable project management.

Sample Questions

1. An agricultural project applies PRiSM Principle 5 Social and Ecological Equity during stakeholder identification. The project will impact marginalized farming communities with limited land rights. Which action best demonstrates this principle? (Select one!)

2. A renewable energy project evaluates three electricity suppliers using ISO 20400 sustainable procurement principles. Supplier A offers the lowest purchase price but lacks environmental certifications. Supplier B costs 12 percent more with ISO 14001 certification and renewable energy commitment. Supplier C costs 8 percent more with fair labor certification but conventional energy sources. Which ISO 20400 principle should guide the procurement decision? (Select one!)

3. A project manager implements the P5 Standard across a renewable energy infrastructure project. The project charter identifies objectives for all five P dimensions. During planning, the sponsor asks which P dimension should take priority when conflicts arise. According to GPM principles, what should the project manager respond? (Select one!)

4. A technology project applies circular economy principles from the Ellen MacArthur Foundation's Butterfly Diagram. The project deliverable is electronic equipment with both metal components and biodegradable bioplastic casings. Which two strategies correctly apply circular economy principles to these materials? (Select two!)

Select all that apply

5. A construction project applies the P5 Standard People dimension and evaluates labor practices. The project must address employee training programs, organizational learning systems, and knowledge transfer processes. Under which People subcategory should organizational learning be classified? (Select one!)

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