If you're new to Linux, knowing how the file system is laid out will alleviate some confusion.

If you're coming from Windows, the Linux file system structure can seem particularly alien.

Take a look at the The Linux System Administrators' Guide. Chapter 3 is all about the linux FS orginazation, tho it admits to not being as detailed as the FSSTND.

Navigating the Linux filesystem hierarchy can be a daunting task for newcomers and even seasoned administrators. Unlike some other operating systems, Linux follows a unique directory structure that is ...