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

Node.js Interview Questions

Questions Answers Views Company eMail

Explain libuv.

468

Explain repl in the context of node.js.

460

Is cryptography supported in node.js?

541

What is an event loop in node.js and how does it work?

522

List down the steps using which “control flow” controls the function calls in node.js?

508

List down the major benefits of using node.js?

526

What do you understand by eslint?

463

What do you understand by an event emitter in node.js?

504

Explain the working of the control flow function.

466

What is an error-first callback in node.js?

502

Differentiate between node.js vs ajax?

501

Explain the purpose of expressjs package?

538

List down the various timing features of node.js.

463

What do you understand by callback hell?

491

Define the concept of the test pyramid. Explain the process to implement them in terms of http apis.

513

Post New Node.js Questions

Un-Answered Questions { Node.js }

How can you set default node version using nvm?

570

What do you mean by the term i/o in node.js?

538

What do you understand by middleware?

493

What is the property of os module?

542

Can you run node.js on apache?

520

What is socket in node.js?

484

Why node js is so popular?

526

What is an error-first callback?

577

Why is the importance of a consistent style?

457

Why to use 'settimeout' in node.js?

586

How promises are better than callbacks?

603

What is the difference between the global installation of dependencies and local installation of dependencies?

469

How to use async await with promises in node js?

516

What do you understand by reactor pattern in node.js?

485

Which module is used for web based operations in node.js?

544

For More Un-Answered { Node.js } Questions Click Here