Node.js API Masterclass with Express and MongoDB - Update & Delete Course

The video tutorial covers how to update and delete courses in a database using a controller. It explains the implementation of update and delete logic, including the use of HTTP methods like PUT and DELETE. The tutorial also demonstrates testing these functionalities using Postman, ensuring the correct course is updated or deleted. Finally, it introduces the concept of adding middleware to calculate the average tuition cost for courses in a boot camp.

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