Quiz — Provider

Question

Confirm: 6-step buildup, real trait shape, Network = Ethereum default, auto_impl(&, &mut, Box, Rc, Arc), root() indirection, 3 return-type builders.

Principle (minimum model)

• Six buildup steps + real trait shape + Network default + auto_impl pattern + root() + 3 return-type builders.

Worked example + steps

Quiz: did the Provider trait shape stick?

Four questions covering the design decisions across the buildup and walkthrough. Same rule as the other Intermediate quizzes: you can't nod past a quiz.

If you miss two or more, scroll back to Building the Provider trait step by step before going on to the drill.

Summary (3 lines)

• Five questions confirm Provider trait understanding.
• Get two+ wrong → re-read buildup + walkthrough lessons.
• Pass → drill: build a logging wrapper.