Terms
Commands A command is comprised of the name of a program along with zero or more arguments. You might see the term command used instead of the term utility for simple commands, where only the program name is given.
Comments A comment is a statement that is embedded in a shell script but is not executed by the shell.
Home Directory The home directory is where you first start out after logging in.
Interactive Mode In interactive mode, the shell reads input from the user and executes the specified commands. This mode is called interactive because the shell is interacting with a user.
Kernel The kernel is the heart of the UNIX system. It provides utilities with a means of accessing a machine's hardware. It also handles scheduling and executing ...
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