Senior Express.js

Test your Senior-level Web Frameworks Expressjs skills in Programming Software Development. This timed assessment evaluates your expertise in Information Technology.

Duration: 5 minutes

•40 questions

Time Remaining: 05:00

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40 questions remaining

Question 1 of 40Assessment

How should a senior developer handle a situation where an Express route needs to stream a large file to the client without blocking the event loop?

A. Use fs.readFileSync to load the entire file into a buffer and pass it to the res.send method.

B. Use fs.createReadStream and pipe the stream directly into the response object (res).

C. Convert the file content into a JSON-encoded string and send it using the res.json method.

D. Iterate through the file using a for-loop and call res.write for every 1024 bytes of data.

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