Request Response Objects MCQ | Node.js req res Multiple Choice Questions

Direction: Choose the correct option

What type of object is `req` in an HTTP server?

A. TransformStream

B. WritableStream

C. ReadableStream

D. DuplexStream

Direction: Choose the correct option

Which method sets an HTTP header on the response?

A. res.setHeader()

B. res.writeHead()

C. res.header()

D. Both A and C

Direction: Choose the correct option

How do you send a JSON response?

A. Use `res.json()`

B. Convert object to JSON with `JSON.stringify` and send

C. Both A and C

D. Set `Content-Type` header to `application/json`

Direction: Choose the correct option

What is the purpose of `res.statusCode`?

A. To check if response is OK

B. To redirect

C. To get or set the HTTP status code

D. To log the status

Direction: Choose the correct option

What does `res.write()` do?

A. Redirects the client

B. Ends the response

C. Sets a header

D. Writes a chunk of the response body

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