Quiz | Croma Campus

Which of the following is not a core module in Node.js?

http
fs
express
path

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How can you create a route in Express?

app.route()
app.get()
app.post()
All of the above

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What is the use of 'cors' middleware in Express?

To handle cookies
To enable Cross-Origin Resource Sharing
To manage sessions
To parse form data

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What is the purpose of 'package.json'?

To manage project dependencies
To configure the database
To handle HTTP requests
To serve static files

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Which method is used to read a file in Node.js?

fs.read()
fs.readFile()
fs.readFileSync()
Both fs.readFile() and fs.readFileSync()

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How can you handle file uploads in Express?

Using 'body-parser'
Using 'express-fileupload'
Using 'fs' module
Using 'multer'

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Which of the following is true about Node.js?

It is synchronous by default
It is asynchronous by default
It does not support I/O operations
It cannot be used for web applications

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How can you handle exceptions in Node.js?

try-catch block
error handling block
exception block
handle block

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How can you create a buffer in Node.js?

Buffer.alloc()
Buffer.create()
new Buffer()
Both Buffer.alloc() and new Buffer()

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Which of the following is a database that can be used with Node.js?

MySQL
MongoDB
PostgreSQL
All of the above

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Which method is used to parse JSON data in Node.js?

JSON.parse()
JSON.stringify()
JSON.toString()
JSON.convert()

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What does the 'path' module provide?

A way to handle file paths
HTTP server functionality
Cryptographic functions
Database access

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What is 'async/await' used for in Node.js?

To handle synchronous code
To handle asynchronous code
To create a server
To read files

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Which function is used to include modules in Node.js?

import
include
require
get

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How do you install a package globally using npm?

npm install package
npm install package -g
npm global install package
npm add package

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What is the purpose of the 'app.listen()' function in Express?

To create a server
To start listening for connections
To handle GET requests
To handle POST requests

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How do you export a function in Node.js?

module.exports = myFunction
exports.myFunction = myFunction
export myFunction
Both module.exports = myFunction and exports.myFunction = myFunction

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How can you connect to a MongoDB database in Node.js?

Using 'mysql' module
Using 'mongodb' module
Using 'sequelize' module
Using 'pg' module

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What does 'process.exit()' do in Node.js?

Ends the process
Starts a new process
Restarts the process
Pauses the process

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How do you serve static files in Express?

app.static()
express.static()
app.serve()
express.serve()

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Which of the following is used to make HTTP requests in Node.js?

http
axios
request
All of the above

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What is 'body-parser' used for in Express?

To parse incoming request bodies
To handle cookies
To manage sessions
To serve static files

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What does the 'req.query' object contain in Express?

Query string parameters
Route parameters
Header information
Cookie data

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How can you create a promise in Node.js?

new Promise()
Promise.create()
createPromise()
promise()

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What is the purpose of the 'next' parameter in Express middleware?

To handle the next request
To pass control to the next middleware function
To end the response
To start a new session

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Which command is used to uninstall a package using npm?

npm delete package
npm remove package
npm uninstall package
npm unpackage

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What is Node.js?

A runtime environment
A library
A framework
A database

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What does 'process.env' contain?

Environment variables
Event loop status
Process status
File system paths

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What does the 'req.params' object contain in Express?

Route parameters
Query parameters
Header information
Cookie data

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What is npm?

Node Programming Method
Node Package Manager
New Programming Module
None of the above

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