The issue focused on the process of writing a program to read a single line of data. The program was then used to read a second line, and so on, with the number of lines that can be read being limited by the program. A hard-drive is a great example of a data file, and the data is read in and out of the hard-drive in a very similar way. A data file is a line-by-line record of the data in a particular data file, and the number