Importing Node.js Core Modules

This video tutorial introduces the Node.js module system, focusing on the file system module. It demonstrates how to use the FS.writeFileSync method to write data to files and explains error handling and debugging. A challenge is presented to use appendFileSync to append data, encouraging hands-on practice. The tutorial emphasizes the importance of following along and engaging with challenges to gain real-world experience.

What should you do if you encounter an error message stating 'FS is not defined'?

What is the significance of the 'FS' variable in the context of the file system module?

How can you check if a file was successfully created or modified in Node.js?

What is the recommended practice when naming variables for loaded modules in Node.js?