QUESTION 1 cd to my home directory. Create a command string that will list ALL of the files entries with a last modification date of. October 10 Save the output to a file in your home directory called listing. Note: The command string should include the grep command. A) What command string did you use? Is -I grep 'October 10 Is -la I grep 'Oct 10 Is -la | grep '10'>/listing Is -la | grep 'Oct 10' > ~listing QUESTION 2 cd to my home directory. Generate a command string that will cat the file called $special file! You may need to quote the special characters to make this work. What command string did you use? cat $special file! cat 'Sspecial file! cat "$special file!" cat $special file!" QUESTION 3 cd to my home directory Will the following command string will list all the file entries that have a size of 11 (Other file entries may be listed too. That is okay.) Is -la grep '11 True False QUESTION 4 Which UNIX shell operator will perform which function? A. Append output to a file B. C. Recall last command D. Re-direct input into a command string from a file Neutralize a single metacharacter QUESTION 7 You have an alias that is defined to be: alias pw 'ypcat passwd | grep $USER' When executed, will this alias grep the passwd file for your usermame and output the passwd file entry for your account? Yes No QUESTION 8 When you execute the printenv command, the value asigned to HOSTNAME is cyberserver.uml.edu True or False? True False QUESTION 9 Execute the command called printenv. This will display the currently defined environment variables. Does the PATH variable contain the path /usr/sbin? Yes No QUESTION 10 Execute the printenv command. Which variable holds the value of the current command line shell