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NodeJS Certification Exam UPDATED ACTUAL Exam Questions and CORRECT Answers Command to show all npm commands - CORRECT ANSWER - npm help Command to show all the available options in a command - CORRECT ANSWER -help Command to switch node versions - CORRECT ANSWER - -h or -- nvm use <version eg.#> note: need to install first before use

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Node JS UPDATED ACTUAL Exam Questions and CORRECT Answers What is nodejs - CORRECT ANSWER - Javasxript runtime thats built on google chromes v8 engine...allows to run js code outside the browser Node js uses ____ architechture - CORRECT ANSWER Types of module on nodejs - CORRECT ANSWER Node User -defined: created by developers Use _____ to import modules - CORRECT ANSWER Eg : const path = require('path') Global object in nodejs - CORRECT ANSWER - Modular...

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Node JS UPDATED Exam Questions and CORRECT Answers In what language are browsers written? Hint: and the DOM - CORRECT ANSWER In what lang is Node written? - CORRECT ANSWER What is machine code (lang)? - CORRECT ANSWER - C++ - C++ - Programming languages spoken by computer processors. Every program you run on your computer has been converted (compiled) into machine cod

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Node js interview UPDATED ACTUAL Exam Questions and CORRECT Answers Why is N Single-threaded? - CORRECT ANSWER - N is single-threaded because it uses an event-driven model that handles many tasks asynchronously. This means it can process multiple requests without waiting, making it very efficient for tasks like reading files or network requests. However, because it has one main thread, heavy tasks, like complex calculations, can slow down everything. To handle this, N offers ways...

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Node js interview UPDATED Exam Questions and CORRECT Answers What is N? - CORRECT ANSWER - N is a JavaScript runtime environment built on Google Chrome's V8 JavaScript Engine. N came into existence when the original developers of JavaScript extended it from something you could only run in the browser to something you could run on your machine as a standalone application. What is NPM? - CORRECT ANSWER - NPM stands for Node Package Manager and it is a package manager for N...

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Node js interview ACTUAL UPDATED Exam Questions and CORRECT Answers Junior - What is N? Where can you use it? - CORRECT ANSWER - N is a web application framework built on Google Chrome's JavaScript Engine (V8 Engine). N comes with runtime environment on which a Javascript based script can be interpreted and executed (It is analogus to JVM to JAVA byte code). This runtime allows to execute a JavaScript code on any machine outside a browser. Because of this runtime of N, JavaS...

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Node js interview ACTUAL Exam Questions and CORRECT Answers N là gì? - CORRECT ANSWER - N là một môi trường runtime JavaScript mã nguồn mở, đa nền tảng, được xây dựng trên engine V8 JavaScript của Chrome, cho phép thực thi mã JavaScript bên ngoài trình duyệt web. Sự khác biệt chính giữa N và JavaScript trong trình duyệt là gì? - CORRECT ANSWER - JavaScript trong trình duyệt hoạt động ở phía client (frontend) và có...

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React + Node + N UPDATED ACTUAL Exam Questions and CORRECT Answers What are the differences between the Real DOM and the Virtual DOM? - CORRECT ANSWER - 1. The Virtual DOM updates faster than the Real DOM. 2. The Real DOM can directly update HTML whereas the Virtual DOM can't. 3. The Real DOM creates a new DOM when an element updates whereas the Virtual DOM updates the JSX. 4. DOM manipulation with the Virtual DOM is much less expensive than with the Real DOM.

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N / Express UPDATED ACTUAL Exam Questions and CORRECT Answers Qu'est-ce que N ? - CORRECT ANSWER - Un environnement d'exécution JavaScript côté serveur basé sur le moteur V8 de Chrome Comment initialiser un projet N ? - CORRECT ANSWER commande `npm init` dans un répertoire Qu'est-ce qu'Express ? - CORRECT ANSWER - En exécutant la - Un framework web minimaliste pour N qui facilite la création d'API et d'applications web

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e Node JS & Express Framework Exam Questions And Answers |Latest 2025 | Guaranteed Pass. Views - AnswerA special component of express apps wherein you write necessary HTML using a templating language, which helps in separating HTML from the core app. Also, any changes made in the views will be reflected in the HTML output without requiring the server to be restarted. Jade - AnswerA templating language supported by Express. In J...

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e Node JS Midterm Exam Questions And Answers |Latest 2025 | Guaranteed Pass. Which of the following is required in order to write and execute a program? A) A (general purpose) programming language B) A run-time environment C) A Windows PC D) Both A and B - AnswerD) Both A and B The entire runtime environment for Javascript is the V8 Engine - AnswerFalse Every program needs a runtime environment in order to actually execute - A...

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e NodeJS Exam Questions And Answers |Latest 2025 | Guaranteed Pass. What can N do? a. N can generate dynamic page content. b. N can create, open, read, write, delete, and close files on the server c. N can collect form data. d. All above - Answerd NPM stands for: a. Node package manager b. Node package modules c. Node package memory d. Node package maintenance - Answera To initialize a file for your project, type at the p...

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e Frequently asked: Node JS Interview Exam Questions And Answers |Latest 2025 | Guaranteed Pass. What is N? What is it used for? - AnswerN is a run-time JavaScript environment built on top of Chrome's V8 engine. It uses an event-driven, non-blocking I/O model. It is lightweight and so efficient. N has a package ecosystem called npm. N can be used to build different types of applications such as web application, real-time cha...

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e [Test] NodeJS 2 Exam Questions And Answers |Latest 2025 | Guaranteed Pass. D - AnswerQ 1 - Which of the following is true about Node.JS? A - N is a JavaScript based framework/platform built on Google Chrome's JavaScript V8 Engine. B - Node.JS is used to delevop I/O intensive web applications like video streaming sites, single page applications and other web application. C - N is open source and is completely free to use. ...

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©BRIGHTSTARS 2025 ALL RIGHTS RESERVED 1:26 PM A+ 1 | P a g e React + Node + N Exam Questions And Answers |Latest 2025 | Guaranteed Pass. What are the differences between the Real DOM and the Virtual DOM? - Answer1. The Virtual DOM updates faster than the Real DOM. 2. The Real DOM can directly update HTML whereas the Virtual DOM can't. 3. The Real DOM creates a new DOM when an element updates whereas the Virtual DOM updates the JSX. 4. DOM manipulation with the Virtual DOM is much le...

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All Node Js Packaged Exams: Questions With 100% Verified Answers

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Node Js Interview Frequently Asked Questions And Answers...

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Node Js Exam Questions And Correct Answers....

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Node Js Midterm Exam Questions And Verified Answers....

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