Node.js Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Node.js Interview Questions

Questions Answers Views Company eMail

What are the main advantages and disadvantages of using Node.js?

518

What are the types of applications that can be built by using Node.js?

495

Why Node.js is based on single threaded architecture?

439

What are the different types of APIs available in Node.js?

605

How can we handle blocking I/O operations in Node.js?

525

What is the difference between Node.js and AngularJS?

486

How will you import external libraries in Node.js?

500

What happens if we call require() method to load same module multiple times in Node.js?

472

What are the popular REPL commands in Node.js?

499

What is NPM in Node.js?

454

Why Node.js application is scalable?

497

How will you convert a Buffer to JSON in Node.js?

467

Why do we use __filename in Node.js?

483

What is the use of Timers is Node.js?

539

What are the important APIs in Timers module in Node.js?

460

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Un-Answered Questions { Node.js }

What is the purpose of setinterval function?

504

How long will it take to learn node js?

502

How to connect mysql database using node js?

566

How can you check the installed version of node js?

781

How to uninstall a dependency using npm?

547

What do you mean by the term i/o ?

520

Mention the framework most commonly used in node.js?

541

What tools can be used to assure a consistent style in node.js?

534

What is the recommended folder structure for MEAN app development?

442

Which server is used in node js?

523

What is repl in context of node?

481

What do you understand by a test pyramid?

464

What is node js used for?

486

How we can secure http cookies against xss attacks?

457

Can we build a REST service in Node.js?

503

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