Recall & Review
beginner
What is the main purpose of documenting endpoints in an Express app?
Documenting endpoints helps developers understand how to use the API, what requests to send, and what responses to expect. It acts like a clear instruction manual for the API.
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beginner
Name a popular tool used to document Express API endpoints automatically.
Swagger (OpenAPI) is a popular tool that helps create interactive and easy-to-read API documentation for Express endpoints.
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beginner
What is the role of comments in endpoint documentation?
Comments explain what each endpoint does, what parameters it expects, and what it returns. They make the code easier to understand and maintain.
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intermediate
How does using a tool like Swagger improve API documentation compared to plain comments?
Swagger creates interactive, standardized, and easy-to-navigate documentation that can be tested directly in the browser, unlike plain comments which are static and less user-friendly.
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beginner
What information should a good endpoint documentation include?
It should include the endpoint URL, HTTP method (GET, POST, etc.), required parameters, request body format, response format, and possible error messages.
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Which HTTP method is commonly used to retrieve data from an Express endpoint?
✗ Incorrect
GET is used to request data from a server without changing it.
What does Swagger provide for Express APIs?
✗ Incorrect
Swagger generates interactive API documentation that helps developers understand and test endpoints.
Which of these is NOT typically included in endpoint documentation?
✗ Incorrect
Server CPU specs are not relevant to endpoint documentation.
Why is documenting error responses important?
✗ Incorrect
Documenting errors helps users and developers know how to handle problems.
Which HTTP method is used to create new data in an Express API?
✗ Incorrect
POST is used to send data to the server to create new resources.
Explain why documenting endpoints is important in Express applications.
Think about how clear instructions help when sharing tools.
You got /3 concepts.
Describe the key parts that should be included when documenting an Express endpoint.
What would you want to know before using an API?
You got /6 concepts.