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Which method is used to define a route handler in Express.js?

app.handle()
app.route()
app.get()
app.use()

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Which method is used to send a file as a response?

res.file()
res.serveFile()
res.sendFile()
res.send()

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Which of the following is true about Express.js?

It is a monolithic framework.
It provides built-in support for database management.
It is a minimal and flexible framework.
It is only suitable for front-end development

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How do you end the response process?

res.end()
res.terminate()
res.finish()
res.close()

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How do you create a custom middleware in Express.js?

By defining a function with (req, res, next)
By defining a function with (res, req, next)
By defining a function with (req, res)
By defining a function with (req, res, done)

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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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What is the purpose of the app.use() method in Express.js?

To handle HTTP GET requests
To define middleware functions
To serve static files
To render views

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How do you handle 404 errors in Express.js?

app.error(404)
app.missing(404)
app.route(404)
app.use((req, res) => { res.status(404).send('Not Found'); })

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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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How do you log requests in Express.js?

Using morgan middleware
Using pino middleware
Using bunyan middleware
Using winston middleware

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Which middleware is used for authentication and authorization in Express.js?

passport
bcrypt
jsonwebtoken
All of the above

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How do you rate limit requests in Express.js?

Using express-ratelimit middleware
Using rate-limiter middleware
Using express-rate-limit middleware
Using limit-requests middleware

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

To serve static files such as images, CSS, and JavaScript
To handle HTTP GET requests
To render views
To parse request bodies

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How do you define a dynamic route in Express.js?

By using regular expressions
By appending a colon : before the parameter name in the route definition
By specifying the route parameter in the request body
By using the req.params object

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

app.delete()
app.del()
app.remove()
app.use()

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How do you install Express.js in a Node.js project?

Using npm install express
Using npm install express-generator
Using npm install -g express
Using npm install express --save

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How do you handle HTTPS in Express.js?

Using express.secure()
Using express.https()
Using https.createServer()
Using app.https()

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How do you create a sub-application in Express.js?

Using express.SubApp()
Using express.Application()
Using express.Router()
Using express.SubRouter()

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What is the purpose of the express.Router() method in Express.js?

To define middleware functions
To create modular route handlers
To handle static files
To render views

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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 middleware in Express.js?

Software used to connect Express with a database
Functions that have access to the request and response objects
A template engine used to generate HTML
A method for handling HTTP requests

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How do you handle JSON Web Tokens (JWT) in Express.js?

Using jsonwebtoken middleware
Using express-jwt middleware
Using express-token middleware
Using jwt-express middleware

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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 method is used to set response headers in Express.js?

res.set()
res.headers()
res.sendHeaders()
res.writeHead()

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How do you set a view engine in Express.js?

app.set('view engine', 'pug')
app.render('view engine', 'pug')
app.engine('view', 'pug')
app.use('view engine', 'pug')

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What does res represent in Express.js?

Request
Render
Route
Response

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How do you handle request timeouts in Express.js?

Using request-timeout middleware
Using timeout middleware
Using express-timeout middleware
Using req-timeout middleware

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How do you redirect a request in Express.js?

res.relocate()
res.sendFile()
res.route()
res.redirect()

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