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Final answer:The'nohup'message indicates a Linux command is being executed that will continue running in the background even after logout, redirecting output to a file. To use it, one appends 'nohup' before the intended command and typically specifies an output file.Explanation:The message 'nohup: ignoring input andappendingoutput to 'nohup.out'' is associated with the use of the'nohup'command in Unix-like operating systems. This command is used to run another command with immunity to hangups, allowing thecommandto continue running in the background even after the user has logged out. By default, 'nohup' redirects the stdout (standard output) of the command to a file named 'nohup.out' in the current directory, if the user has not specified another output file.To use 'nohup', you wouldtypically structureyour command like so:nohup <command> > <output-file> 2>&1 &This runs '<command>' in the background, writes both stdout and stderr (standard error) to '<output-file>', and detaches the process so it is notterminatedwhen the session ends. The '&' at the end of the command is used to put the job in the background.Learn more aboutnohup command usagehere:brainly.com/question/32221396#SPJ11...