Node.js API Masterclass with Express and MongoDB - Creating Routes & Responses In Express

The video tutorial introduces creating routes in Express, focusing on handling GET requests and sending responses using res.send and res.json. It covers managing status codes, including sending error responses, and explains API versioning and route structuring. The tutorial sets up CRUD routes for boot camps, demonstrating how to handle different HTTP methods and use URL parameters. The video concludes with a preview of organizing routes using the Express router.

What is the primary benefit of using Express.js for creating routes?

• It allows for faster database queries.

• It provides built-in user authentication.

• It simplifies the process of handling HTTP requests.

• It automatically generates frontend code.

Which method is used to send a simple text response in Express.js?

• res.sendText()

• res.send()

• res.text()

• res.write()

How can you send a JSON response in Express.js?

• Using res.writeJSON()

• Using res.json()

• Using res.send() with JSON.stringify()

• Using res.sendJSON()

What is the default content type when sending a response with res.send()?

• text/html

• text/plain

• application/json

• application/xml

How can you specify a custom status code in an Express.js response?

• Using res.setStatus()

• Using res.status()

• Using res.code()

• Using res.httpStatus()

What is the purpose of API versioning?

• To enhance security

• To allow multiple versions of an API to coexist

• To reduce code complexity

• To improve server performance

Which HTTP method is used to update a resource in RESTful APIs?

• GET

• DELETE

• POST

• PUT

What is the correct way to define a route parameter in Express.js?

• Using a dollar sign $

• Using curly braces {}

• Using square brackets []

• Using a colon :

Which HTTP method is used to delete a resource in RESTful APIs?

• DELETE

• PUT

• POST

• GET

Why is it important to organize routes using Express Router?

• To reduce the size of the main server file

• To enable real-time data updates

• To increase server speed

• To automatically handle errors