Again, you are using commands provided by the program itself, so overhead is kept to a minimum. Why use a command-line script when there are both commercial and free backup programs out there? Well, command-line scripts have a number of unique advantages.
Best of all – they are a built-in part of the Windows operating system. Command line scripts can be automated to run at any time without any human interaction, and have few limitations. One of the most common, and well suited, applications for a command line script is data backup.
Although the graphical user interfaces of today’s PCs are light-years more sophisticated and easy to use than the old command lines, there are still uses for the older method of controlling your computer.