ITIL4F Key Concepts of ITIL 4 Practice Question
An IT service provider offers a payroll service with a guaranteed uptime of 99.9%. Which dimension of service value does this guarantee primarily address?
⚠ Common exam trap
A common confusion is between 'Utility' (what the service does) and 'Warranty' (how well it is delivered), leading candidates to incorrectly select Utility because they associate uptime with the service's core function rather than its assurance.
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
✓
Warranty
The guarantee of 99.9% uptime directly addresses the 'Warranty' dimension of service value, which ensures the service is available, reliable, and secure when needed. In ITIL 4, Warranty focuses on the assurance that the service will meet agreed-upon availability levels, while Utility covers the functionality or 'fit for purpose' of the service. This uptime metric is a classic Warranty attribute, as it quantifies the service's availability guarantee.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Outcome
Why it's wrong here
An outcome represents the result achieved by a stakeholder, enabled by the consumption of a service. A guarantee, such as an uptime guarantee, is a characteristic or promise about the service's performance and availability, which contributes to the achievement of a desired outcome but is not the ultimate business result itself. The guarantee ensures the service can consistently facilitate the desired end-state, like accurate and timely payroll.
- ✗
Utility
Why it's wrong here
Utility describes the functionality offered by a service, addressing what the service does and whether it is "fit for purpose" for the consumer. An uptime guarantee, however, does not describe the core functionality of processing payrolls; instead, it specifies how reliably and consistently that functionality will be available. Therefore, it pertains to the service's performance and availability, not its fundamental purpose or capabilities.
- ✗
Output
Why it's wrong here
An output is a tangible or intangible deliverable produced by an activity or a service, such as processed payrolls, financial reports, or system alerts. An uptime guarantee is a contractual or agreed-upon characteristic of the service's performance and availability, rather than a direct deliverable that the service produces. It defines a condition under which the service operates, ensuring the consistent generation of actual outputs.
- ✓
Warranty
Why this is correct
Warranty refers to the assurance that a product or service will meet agreed-upon requirements, specifically addressing aspects like availability, capacity, continuity, and security, ensuring it is "fit for use." An uptime guarantee directly specifies the expected availability of the payroll service, providing confidence to the customer that the service will consistently perform as required. This makes the uptime guarantee a fundamental component of the service's warranty.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This ITIL4F practice question is part of Courseiva's free PeopleCert 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 ITIL4F exam.