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

Node.js Interview Questions

Questions Answers Views Company eMail

How to get get (query string) variables in express on node.js?

507

Are you sure node.js execute system command synchronously?

505

How do you extract post data in node.js?

535

Can we use jquery with node.js?

466

List down the tasks which should be done asynchronously using the event loop?

454

Differentiate between javascript and node.js.

577

List down the major security implementations within node.js?

518

Does node.js provide any debugger?

498

What are lts releases of node.js?

513

Where node.js can be used?

491

Define the concept of the test pyramid.

452

List down the two arguments that async.queue takes as input?

598

Explain the concept of stub in node.js.

525

Describe the exit codes of node.js.

575

Differentiate between readfile vs createreadstream in node.js?

516

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Un-Answered Questions { Node.js }

What do you mean by “streams”?

468

What is the difference between nodejs and expressjs?

520

Why is node js used?

505

How will you close a file using node?

519

Explain “Console” in Node.JS?

473

Why do you use forever with Node.js ?

470

What role does repl play in node.js?

531

Why is npm used?

472

Is node js a backend?

526

How to build a web app with node js?

552

Explain npm in node.js?

515

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

523

What is process.nextTick()

526

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

612

What is the role of assert in node.js?

540

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