Why modular routing matters in Express - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import Express and create a router.

Express

const express = require('express');
const router = express.[1]();

Drag options to blanks, or click blank then click option'

Aapp

Brouter

Croute

DRouter

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase 'router' instead of 'Router'

Using 'route' which is incorrect

Use express.Router() to create a modular router instance.

2fill in blank

medium

Complete the code to define a GET route on the router.

Express

router.[1]('/', (req, res) => {
  res.send('Hello from modular route!');
});

Drag options to blanks, or click blank then click option'

Apost

Bget

Cuse

Dlisten

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'post' instead of 'get'

Using 'use' which is for middleware

The get method defines a GET route handler.

3fill in blank

hard

Fix the error in exporting the router from the module.

Express

module.exports = [1];

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Aexpress

Bapp

Crouter

DRouter

Attempts:

3 left

💡 Hint

Common Mistakes

Exporting 'express' or 'app' instead of 'router'

Export the router instance to use it in other files.

4fill in blank

hard

Fill both blanks to mount the modular router in the main app.

Express

const express = require('express');
const app = express();
const userRoutes = require('./routes/users');

app.[1]('/users', [2]);

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Ause

Blisten

CuserRoutes

Dget

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'listen' instead of 'use'

Passing wrong variable instead of router

Use app.use to mount the router at the '/users' path.

5fill in blank

hard

Fill all three blanks to create a modular route that handles POST requests and exports correctly.

Express

const express = require('express');
const router = express.[1]();

router.[2]('/submit', (req, res) => {
  res.send('Form submitted');
});

module.exports = [3];

Drag options to blanks, or click blank then click option'

ARouter

Bpost

Crouter

Droute

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase 'router()' to create router

Using 'route' instead of 'post'

Exporting wrong variable

Create a router with Router(), define a POST route with post, and export the router.