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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 handle errors in Express.js?

app.use((err, req, res, next) => { /.../ })
app.error((err, req, res, next) => { /.../ })
app.catch((err, req, res, next) => { /.../ })
app.handle((err, req, res, next) => { /.../ })

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How do you listen for server events in Express.js?

Using express.events
Using app.events
Using Node.js's built-in events module
Using express.listeners

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

To define route handlers for different HTTP methods on a single route path
To define middleware functions
To serve static files
To render views

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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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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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How do you send a status code in Express.js?

res.status()
res.sendCode()
res.code()
res.httpStatus()

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Which method is used to create a new Express application?

new Express()
createExpressApp()
startExpress()
express()

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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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How do you set a cookie in Express.js?

res.cookie()
res.createCookie()
res.setCookie()
res.addCookie()

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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 parse JSON bodies in Express.js?

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

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

GET
POST
PUT
DELETE

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What does res.send() 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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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 render a template in Express.js?

res.template()
res.view()
res.render()
res.page()

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Which of the following is true about route parameters in Express.js?

They are optional in route definitions.
They are accessed using the query object.
They are enclosed in curly braces {} in route
They are used only for POST requests

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

http
express
fs
path

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What is Express.js?

A front-end JavaScript framework
A back-end JavaScript framework
A database management system
A testing framework

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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 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.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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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.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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How do you access route parameters in Express.js?

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

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

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

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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 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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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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