Quiz: Serialization and Interceptors

Test your knowledge of NestJS serialization and interceptors.


When returning a JavaScript object from a NestJS endpoint, what happens by default?


The object is sent as it is, without any automatic serialization.


The object is automatically converted to JSON and sent as the HTTP response with a JSON content type.


The object is converted to the XML format and sent as the HTTP response with an XML content type.


NestJS throws a serialization error if a plain JavaScript object is returned.

Question 1 of 50 attempted

Get hands-on with 1200+ tech skills courses.