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How does Koa middleware typically use `async`/`await` and `next()` differently from Express's callback-based middleware?
Questions in this quiz
How does Koa middleware typically use `async`/`await` and `next()` differently from Express's callback-based middleware?
What is `koa-router` (or `@koa/router`) used for?
How would you set a JSON response body and status code in a Koa middleware/handler?
What is `koa-static` used for?
What does the "onion model" of middleware execution mean in Koa?
Why might error-handling middleware in Koa typically be registered FIRST (via `app.use()`) before other middleware in the application?
What is a "downstream" versus "upstream" middleware, in the terminology commonly used to describe Koa's onion model?
How do you register a basic middleware function in a Koa application?
What is `koa-compose`, and why is it relevant to understanding how Koa applications are built?
How does error handling typically work in Koa middleware, given its `async`/`await`-based design?
What is `koa-bodyparser` used for?
Why might a team specifically prefer Koa's `async`/`await`-first design for a codebase that makes heavy use of asynchronous operations (like database calls) within middleware?