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 does emitter do and what is dispatcher?

584

What's the first argument passed to a node js callback handler?

572

List out some new features introduced in es6?

476

Explain what is npm?

490

List types of streams available in node js?

447

Why to use express.js?

462

How to stop master process without suspending all of its child processes?

1730

what do you mean by express js?

481

How to create a simple server in node js that returns hello world?

494

Difference between cluster and child_process modules?

1157

Explain modules in node js?

574

List types of http requests?

460

What are streams? List types of streams available in node js?

451

How can you check the installed version of node js?

781

List the types of application you can build using node js?

483

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Un-Answered Questions { Node.js }

What events are supported by writable streams in node.js?

519

What is error-first callback?

486

What is blocking and nonblocking API in Node.js and how does it affect the architecture of your applications?

468

What is rest api in node js?

476

Explain the concept of punycode in node.js?

469

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

532

What is Child Process and Cluster? What are the difference?

538

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

470

Mention the steps by which you can async in Node.js?

514

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

603

What is Node.js foundation?

456

What are WebSockets in node.js?

494

What is the difference between spawn and fork?

480

What is the purpose of process object?

569

How to create buffers?

514

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