(in unix) Now create the environment file ~/.bashrc with the following commands:

Command to set the noclobber option to protect from accidentally deleting a file

Command to set the ignoreeof option to force the use of exit or logout to log off

Command to abbreviate the command alias as a

Command to make permanent the aliases h and re defined in activity 3.2-4

Command to define the alias dir as ls F

Include the resulting .bash_login and .bashrc files in your submission