What is a callback?



What is a callback?..

Answer / Ravindra Singh

A callback in Node.js (and JavaScript) is a function passed as an argument to another function, which is then executed by that function at some point in the future.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Node.js Interview Questions

Does node.js use ajax?

1 Answers  


Does node.js provide any debugger?

1 Answers  


What is callback function example?

1 Answers  


Explain 'dns module' in node.js?

1 Answers  


What is odm in node.js?

1 Answers  


Explain 'Event Emitter' in Node.JS?

1 Answers  


Who created node js?

1 Answers  


What are the various options to download the version of a node module?

1 Answers  


How we can write a file in node js?

1 Answers  


How prevents blocking code in node.js?

1 Answers  


Explain callback in Node.js?

1 Answers  


Can you access DOM in node?

1 Answers  


Categories