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 uses of npm in node js?

559

Is there any system configration needed to install node js?

585

What is the disadvantages of node.js?

530

How is node.js different from ajax?

523

Why we have to keep separate express app and server?

511

What are the local installations of dependencies?

542

What do you mean by event emmitter?

579

What is the role of require() in node js?

490

What are the exit codes in node.js? Can you list a few exit codes?

550

Why do we need promises in node js?

518

What is a callback in node.js?

537

define an error-first callback?

535

How to pass an array in insert query using node js?

539

Why is the importance of a consistent style? What tools can help you assure a consistent style?

484

What are the exit codes in node.js?

534

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Un-Answered Questions { Node.js }

How will you close a file using node?

552

What do you understand by middleware?

526

Why zlib is used in node js?

594

Is nodejs easy?

545

List out some repl commands in node.js?

531

Is node js losing popularity?

561

How Many Types Of Streams Are Present In Node?

530

List out the layers involved in web app architechure?

500

Mention the framework most commonly used in node.js?

581

How to handle errors in Node.js? 34

649

what is libuv in node js?

761

Explain what is npm?

546

Which types of network application you can build using node.js?

573

How will you get information about a file using node?

555

Why to use MEAN stack?

549

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