PeopleCert ITIL-5-Foundation Practice Exam Questions & Answers (2026)

ITIL Version 5 defines sustainability as ''the assurance that a product or service meets and will continue to meet the requirements for environmental stewardship, social progress, and economic growth.'' Among the answer choices, option B is the closest and best fit because it reflects the continuing obligation to meet environmental responsibility requirements. ITIL presents sustainability as one of the major service level categories, alongside utility, warranty, and experience. Utility refers to what the service does and whether it meets a need. Warranty is the assurance that the service will meet agreed requirements and be fit for use. Sustainability goes beyond those areas and includes environmental, social, and economic responsibility over time. That is why option A actually reflects warranty, not sustainability, while C aligns more closely with utility, and D is part of the explanation of utility supporting consumer performance. Since the question asks what sustainability assures, the ITIL definition clearly points to continued compliance with sustainability-related requirements, making B the verified correct answer.

The correct answer is A. ITIL Version 5 states that collaboration does not mean consensus. When applying the guiding principle ''collaborate and promote visibility,'' it is not necessary, and may not be wise, to get agreement from everyone involved in an initiative before proceeding. Trying to make everyone happy can delay progress or lead to solutions that do not meet anyone's needs properly. The principle instead emphasizes involving the right people in the correct roles, sharing information, making work and results visible, and using visible data for better decisions. Option B is necessary because ITIL states that decisions can only be made on visible data, and organizations should decide what data is needed. Options C and D also align with the principle because communication should be adapted for different audiences and information should be shared widely enough to support trust, understanding, and collaboration. Therefore, consensus from everyone is the action that is not required.

The correct answer is D. ITIL Version 5 defines an error as a flaw or vulnerability that may cause incidents. This makes option D the best answer, although the most precise ITIL wording is ''a flaw or vulnerability that may cause incidents.'' Errors are closely related to the support activity, where organizations identify and resolve incidents, fulfil disaster recovery procedures, and capture consumer feedback. ITIL also explains that the investigation of incidents may identify errors in products or work processes, which are also known as problems when they are causes or potential causes of incidents. Option A describes degradation or reduction in service quality, but it does not define an error. Option B describes an incident, because an incident is associated with interruption or degradation of a service. Option C describes a serious event or possible disaster impact, not an error. An error may remain hidden until it contributes to one or more incidents, so identifying and managing errors is important for improving reliability and preventing recurrence.

The correct answer is B. ITIL Version 5 explains that service consumers are concerned with two types of risk. The first type is risk reduced or fully removed from the consumer by the service. Examples include failure of the consumer's own server hardware or lack of staff availability. These risks are part of the provider's value proposition because the service helps the consumer avoid or reduce them. The second type is risk imposed on the consumer by the service, also called risks of service consumption. ITIL gives examples such as the service provider ceasing to operate or experiencing a security breach. Therefore, option B is correct. Option A and option C are examples of risks that a service may reduce or remove for the consumer. Option D is not a risk in this context; it is better understood as a cost imposed on the consumer, because ITIL lists staff training as part of the total cost of consuming a service.

The correct answer is C. ITIL Version 5 defines observability as the ability to understand the internal state of a complicated system by analysing its external outputs, such as metrics, logs, and traces. This is especially important in modern digital product operations, where technology environments are constantly changing and product teams need deeper insight into system behaviour. Observability supports proactive operation because it helps teams identify risks quickly, optimize performance, and improve reliability. Option A, continuous integration, relates to frequently integrating code changes and validating them through automated builds and tests. Option B, continuous delivery, relates to keeping software in a releasable state through automation and frequent deployment readiness. Option D, Site Reliability Engineering, is a broader technology management discipline that applies software engineering approaches to infrastructure and operations problems to create scalable and reliable systems. SRE may use observability, but the exact definition in the question belongs to observability itself.