Hiding files doesn't protect the file from harm. Other steps must be taken to provide protection. File Types - Linux views files to be either executable files, system files, or user data files. Refer to page 51 for definitions of executable files, system files and user data files. Because numerous questions arise from this topic, we will discuss it in class.
Files have owners who belong to a group and the owner can set the permissions of each file.
Refer to your textbook for an explanation of these items. Understanding Directories Directories are necessary because if we placed all the files on our computer in one location, one would be creating chaos. With directory structures, files can be placed in directories and build some organization to our storage method. In this section there are some definitions the student should learn. They will be listed with a small definition.