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Question 1

1 / 10

Which module is commonly used in Node.js for building web servers and handling HTTP requests?

http

path

Question 2

2 / 10

What is the primary purpose of `npm` (Node Package Manager)?

Running JavaScript code

Managing Node.js versions

Installing and managing project dependencies

Creating operating system processes

Question 3

3 / 10

Which of the following is a global object in Node.js that provides information about the operating system?

document

window

process

Question 4

4 / 10

What does the term 'callback hell' refer to in Node.js?

A type of error handling

Nested asynchronous operations leading to unreadable code

A performance optimization technique

A method of securing APIs

Question 5

5 / 10

Which keyword is used to declare a constant variable in JavaScript (including Node.js)?

variable

static

const

let

Question 6

6 / 10

What is the purpose of the `module.exports` object in Node.js?

To define global variables

To expose functionality to other modules

To manage memory allocation

To handle errors

Question 7

7 / 10

What does the `EventEmitter` class in Node.js facilitate?

Synchronous data processing

Asynchronous event handling

Database connections

File system operations

Question 8

8 / 10

Which of the following is a popular framework built on top of Node.js for building web applications and APIs?

Angular

React

Express

Vue

Question 9

9 / 10

What function is used to read a file asynchronously in Node.js using the `fs` module?

readFileSync

writeFile

readFile

openFile

Question 10

10 / 10

What is the purpose of the `Buffer` class in Node.js?

To represent binary data

To manage HTTP requests

To handle file system permissions

To define routes in a web server

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