Pertanyaan dan Jawaban Wawancara Paling Populer & Tes Online
Platform edukasi untuk persiapan wawancara, tes online, tutorial, dan latihan langsung

Bangun keterampilan dengan jalur belajar terfokus, tes simulasi, dan konten siap wawancara.

WithoutBook menghadirkan pertanyaan wawancara per subjek, tes latihan online, tutorial, dan panduan perbandingan dalam satu ruang belajar yang responsif.

Prepare Interview

NodeJS Pertanyaan dan Jawaban Wawancara

Perbedaan terkait

Perbedaan terkait

AngularJS vs NodeJSNodeJS vs JavaNodeJS vs Spring Boot
NodeJS vs Golang

Ques 11. Explain the purpose of the 'Buffer' class in Node.js.

The 'Buffer' class in Node.js is used to handle binary data. It provides a way to work with raw data directly without requiring encoding/decoding.

Example:

const buffer = Buffer.from('Hello, Node.js');

Apakah ini membantu? Add Comment View Comments
 

Ques 12. What is the event loop in Node.js?

The event loop is a core concept in Node.js that allows the execution of non-blocking asynchronous operations. It continuously checks the message queue and executes callbacks when events occur.

Example:

console.log('Start');
setTimeout(() => console.log('Timeout'), 1000);
console.log('End');

Apakah ini membantu? Add Comment View Comments
 

Ques 13. How does the 'require.resolve()' method work in Node.js?

'require.resolve()' is used to find the path of a module file. It returns the absolute path of the resolved module.

Example:

const path = require.resolve('path');

Apakah ini membantu? Add Comment View Comments
 

Ques 14. Explain the purpose of the 'os' module in Node.js.

The 'os' module provides a way to interact with the operating system. It includes methods to get information about the operating system like CPU architecture, memory, and network interfaces.

Example:

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

Apakah ini membantu? Add Comment View Comments
 

Ques 15. What is middleware in the context of Express.js?

Middleware functions in Express.js are functions that have access to the request, response, and next middleware function. They can modify the request and response objects, terminate the request-response cycle, or call the next middleware in the stack.

Example:

app.use((req, res, next) => { /* middleware logic */ next(); });

Apakah ini membantu? Add Comment View Comments
 

Most helpful rated by users:

Hak Cipta © 2026, WithoutBook.