Screenshot your command and the output here: 7.5. Execute the command grep -B 4 yucp passwd Screenshot your command and the output here: 7.6. Explain the use of the -B flag in grep. Type your answer here. 7.7. Execute the command grep -v uucp passwd Screenshot your command and the output here: 7.8. Explain the use of the flag in grep. Type your answer here. 8. To remove (i.e., erase or delete) a file, use the command rm . To remove a directory, use the command rmdir . Practice using these two commands. Note that you cannot remove a directory unless it is empty. To remove a directory as well as any contents it might contain, use the command zm -R . The -R option specifies to dive into any subdirectories of and delete their contents. 8.1. User the rm command to remove the play directory (under your home directory) using a single command. What command did you use? Screenshot your command and the output here: 9. You can use the command find to search for files. 9.1. Change to the root directory, and enter find. What happens? If the command does not stop on its own, press redictions: On Ctri Accessibility: Investigate C 9.2. Now, change back to your home directory and type find again. Screenshot your command and the output here: 10. Come up with a single find command that will find only files in the /usr/share/man/ directory that have the .gz extension. Screenshot your command and the output here: to stop it. Focus 20 E