Node.js Interview Questions
Questions Answers Views Company eMail

What is io.js?

326

What is Node.js foundation?

231

What is NPM?

247

What is V8 JavaScript Engine?

253

Explain “Console” in Node.JS?

242

Why to use exec method for Child process module?

245

What are “Streams” in Node.JS?

246

What is the use of method – “spawn()”?

244

What you mean by JSON?

250

What Is Local Installation Of Dependencies?

280

What Is Package.json?

257

How To Update A Dependency Using Npm?

251

What Is Purpose Of Buffer Class In Node?

263

Which Module Is Used For File Based Operations?

237

How Many Types Of Streams Are Present In Node?

249


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Un-Answered Questions { Node.js }

How to create a simple node js application?

236


Since node is a single threaded process, how to make use of all cpus?

256


Explain 'dns module' in node.js?

256


How long will it take to learn node js?

256


What is the purpose of node.js module.exports?

229






Why is node asynchronous?

234


What are uses of path module in Node.js?

216


Why is the importance of a consistent style?

220


What is the difference between readFile vs createReadStream in Node.js?

264


What is the use of DNS module in Node.js?

251


What is the purpose of console object?

234


Why we use node.js?

233


How do you close a file using node.js?

241


How node.js works?

245


What are the advantages of NodeJS?

248