ITIL · Question #335
When should tests for a new service be designed?
The correct answer is A. At the same time as the service is designed. ITIL best practice requires that tests be designed concurrently with the service during Service Design to ensure testability is built into the solution from the outset.
Question
When should tests for a new service be designed?
Options
- AAt the same time as the service is designed
- BAfter the service has been designed, before the service is handed over to Service Transition
- CAs part of Service Transition
- DBefore the service is designed
How the community answered
(24 responses)- A92% (22)
- B4% (1)
- C4% (1)
Why each option
ITIL best practice requires that tests be designed concurrently with the service during Service Design to ensure testability is built into the solution from the outset.
Designing tests at the same time as the service ensures that testing requirements directly influence design decisions, making the service inherently more testable. This approach, embedded in ITIL's Service Design guidance, prevents costly rework by identifying untestable designs before they are finalized and passed to Service Transition.
Waiting until after design but before Service Transition is too late to influence design choices for testability, missing the opportunity to address structural issues.
Designing tests only during Service Transition means the design is already fixed, making it impossible to change the service to accommodate proper testing.
Tests cannot meaningfully be designed before the service exists, as there is no specification or design to derive test cases from.
Concept tested: ITIL Service Design - timing of test design
Topics
Community Discussion
No community discussion yet for this question.