1. On the line following this question write a command that will start a background process(s) that will display the full path and file name of all files on the system with the string task_struct somewhere in the file contents. Redirect standard error to /dev/null and redirect standard output to the file ~/hw8.1 On the line following the command insert the output of the command, followed by the contents of the ~/hw8.1 file. 2. On the line following this question write a command that will start a background process(s) that will list the names of all users who have unread mail in the /var/spool/mail directory. Redirect standard error to /dev/null and redirect standard output to the file ~/hw8.2 On the line following the command insert the output of the command, followed by the contents of the ~/hw8.2 file. 3. On the line following this question write a command that will suspend your vim editing session. On the line following the command list the vim modes (normal, insert, etc.) where the command can be entered. 4 On the line following this question, write a command that will display the process id number and total CPU time for each process on the system. On the line following the command, insert the output of the command.