Once the program is ended, all information gathered from the user or generated by the program is lost.
File I/O is the ability of a program to take a file as input or create a file as output. This allows us to save our data for later use.
In this video, you are going to learn about this concept of file handling. By the end of this session, you will realize how this allows us to quickly and easily deal with large data sets required for various projects.
