Interview Questions and Answers

Example:

console.log('Hello, Node.js!');

Example:

npm install package_name

Example:

npm init

Example:

global.myVariable = 'Hello';

Example:

const fs = require('fs');

Example:

const os = require('os');
console.log(os.totalmem());

Example:

const fs = require('fs');
fs.readFile('file.txt', 'utf8', (err, data) => { /* handle file content */ });

Example:

const url = require('url');
const parsedUrl = url.parse('https://example.com/path?query=value', true);

Example:

require('dotenv').config();