Scala & Spark-Master Big Data with Scala and Spark - Quiz (Dividing Code in Functions)

The video tutorial guides students through a quiz where they need to write three functions: one to take user input, another to calculate the factorial of the input number, and a third to display the results. The instructor provides a hint to refer to previous code and promises to discuss the solution in the next video.

What new insight or understanding did you gain from this video?