Read and execute permission: Permissions that grant you access to read the file that exists and execute it if its runnable
Read permission: Permissions that grant you access to read the file that exists
Regular expression: A pattern matching language that describes words, phrases, or more complicated patterns; regular expressions are used to help you do advanced pattern based selection
Relative path: It is a path from your current directory
Root directory: A parent directory for all other directories in a file system
Root user: It is the first user that gets automatically created when we install a Linux OS and has all the privileges on the OS. Also called the super user. There's technically only one superuser or root account, but anyone that's granted access to use their powers can be called a superuser too
S
SACL’s:System Access Control List
Shell: A shell is a command line interpreter for Linux
Simple permissions: Special or specific permissions
Single sign on (SSO): An account that grants you access to multiple accounts without require constant entry of a password or username
Standard error (stderr): A data stream that redirect the output of error messages in a different output stream. It works both in Linux and Windows
Standard In (stdin): A data stream in which the input that you provide through the keyboard goes to the standard in stream of the process that you're interacting with. It works both in Linux and Windows
Standard out (stdout): A data stream that when a process creates output, it adds data to the standard out stream, which flows out of the process. It works both in Linux and Windows
Standard user: A user who is given access to the machine but has restricted access to do thing like install software or change certain setting
Stdin, stdout, stderr: Three data streams created when you launch a Linux command
Subdirectories:A directory below or at a deeper level in the directory hierarchy
T
Tab completion: A way to auto-complete a command or file names and directories
W
Wildcard: A character that is used to help select files based on a certain pattern
Windows domain: A network of computers and users that are added to a central database
Windows Search service:A service that indexes files on your computer by looking through them on a schedule
Write permission: A permission that allows you to make changes to a file
