Quiz | Croma Campus

Which method is used to define middleware functions in Express.js?

app.use()
app.get()
app.post()
app.useMiddleware()

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How do you handle sessions in Express.js?

Using express-store middleware
Using express-cookie middleware
Using express-session middleware
Using express-session-manager middleware

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How do you access route parameters in Express.js?

Using the req.query object
Using the req.params object
Using the req.body object
Using the req.headers object

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How do you define environment variables in Express.js?

Using environment module
Using config module
Using dotenv module
Using env module

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

GET
POST
PUT
DELETE

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How do you start a server in Express.js?

app.listen()
app.run()
app.start()
app.begin()

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What is the use of res.json() in Express.js?

To render a view
To send a file
To redirect to another URL
To send a JSON response

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How do you serve static files from a directory named "public"?

app.serve('public')
app.static('public')
app.use('public')
app.use(express.static('public'))

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What does req represent in Express.js?

Render
Request
Route
Response

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How do you handle file uploads in Express.js?

Using express-upload middleware
Using form-data middleware
Using multer middleware
Using body-parser middleware

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How do you access query string parameters in Express.js?

req.params
req.query
req.route
req.body

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Which method is used to handle HTTP PATCH requests in Express.js?

app.get()
app.post()
app.patch()
app.use()

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How do you handle cluster management in an Express.js application?

Using node-cluster middleware
Using the cluster module in Node.js
Using express-cluster middleware
Using app-cluster middleware

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How do you enable CORS in Express.js?

Using enable-cors middleware
Using cors middleware
Using cross-origin middleware
Using express-cors middleware

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What does res represent in Express.js?

Request
Render
Route
Response

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What does res.redirect() do in Express.js?

Sends a response with the specified status code
Sends a response with the specified content
Redirects the request to another URL
Terminates the request without sending any response

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How do you set a custom header in Express.js?

res.set('name', 'value')
res.custom('name', 'value')
res.header.custom('name', 'value')
res.header('name', 'value')

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Which method is used to parse JSON bodies in Express.js?

express.urlencoded()
express.body()
express.parse()
express.json()

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How do you set up a static file server in Express.js?

Using the app.static() method
Using the express.static() middleware
By configuring the server settings
There's no built-in way to serve static files in Express.js

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What is the purpose of the express.json() middleware?

To parse JSON data in request bodies
To serve static files
To handle HTTP GET requests
To render views

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Which method is used to handle all HTTP methods for a single route?

app.every()
app.methods()
app.any()
app.all()

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Which module is used to create an Express.js application?

http
express
fs
path

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What is the purpose of the express.urlencoded() middleware?

To parse JSON data in request bodies
To parse URL-encoded data in request bodies
To handle authentication
To render views

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Which module is used to handle file uploads in Express.js?

multer
body-parser
formidable
express-fileupload

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How do you handle multipart/form-data in Express.js?

Using form-data middleware
Using multer middleware
Using body-parser middleware
Using express-body middleware

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Which method is used to start an Express.js server?

express.start()
server.run()
app.listen()
app.start

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Which method is used to handle HTTP POST requests in Express.js?

app.get()
app.post()
app.use()
app.handle

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What is the purpose of the res.sendFile() method in Express.js?

To send a file as a response
To set response headers
To handle HTTP GET requests
To render views

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What is Express.js?

A front-end framework
A database management system
A CSS library
A web framework for Node.js

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