False. Cross-functional teams have all the skills to deliver value across the whole system, not just one component or layer.
Exam Question
True or False: Cross-functional teams are optimized to work on one component or layer of a system only.
A. True
B. False
Correct Answer
B. False
Why This Is the Correct Answer
The Scrum Guide says Scrum Teams “are cross-functional, meaning the members have all the skills necessary to create value each Sprint.” Value usually requires changes across several layers, such as user interface, business logic and data. A team limited to one layer can only finish part of a feature and must hand off the rest, which creates delays and integration risk. Cross-functional teams are set up to deliver complete, usable slices of functionality instead.
Why the Other Options Are Wrong
A. True This describes a component team. Component teams depend on others to finish features, so they struggle to deliver a done, usable Increment on their own.
Exam Tip
Statements tying a Scrum Team to one layer or component are false. Cross-functional means able to deliver end-to-end value.
Key Takeaways
- Cross-functional teams deliver value across all layers.
- Component teams create hand-offs and integration risk.
- A usable Increment usually spans several parts of the system.

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