Summary
In this chapter, you learned several important topics relating to files and file permissions. Specifically, you examined:
Determining a file's type
Changing file and directory permissions using symbolic and octal notation
Enabling SUID and SGID permissions for files and directories
Changing the owner of a file or directory
Changing the group of a file or directory
As you will see in subsequent chapters, each of these tasks is important in shell scripts.
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