Master Java Web Services and REST API with Spring Boot- Step 14 - Implementing DELETE Method to delete a User Resource

The video tutorial explains how to implement a delete method in a service using an iterator. It covers the logic for deleting a user by ID, handling responses for successful and unsuccessful operations, and testing the delete functionality. The tutorial also discusses returning appropriate HTTP status codes and handling exceptions.

What is the primary reason for using an iterator in the delete method?

• To ensure compatibility with all data types

• To simplify the code structure

• To avoid deleting a user during a request

• To enhance the speed of deletion

What status code is returned for a successful delete operation?

• 204

• 200

• 500

• 404

Which method can be used to return a 'no content' status?

• ResponseEntity.noContent()

• ResponseEntity.ok()

• ResponseEntity.notFound()

• ResponseEntity.error()

What status code is returned when attempting to delete a non-existing resource?

• 404

• 200

• 204

• 500

What happens if an exception occurs during the delete by ID operation?

• A generic error message is returned

• The server crashes

• A proper response is sent back due to exception handlers

• The operation is retried automatically