6. Which of the following is the UNIX distribution originally developed through AT&T Bell Labs? a. SUSE b. BSD c. TurboUNIX d. System V 7. Which shel is used by Linux as the default command interpreter? a. Bash shell b. Korn shell c. Bourne shell d. C shell 8. You need to type in a line of text to the end of a file called Annual_Report. Which of the following commands enables you to add the text? a. add-Annual_Rport b. appendAnnual Report c. cat >> Anmal Report d. append aAnnual_Rport 9. SSH can be used to a. analyze the security on a UNIX or Linux computer b. log in remotely to another computer on a network c. quiet the volume of the sound card d. quickly switch to another user account on the local computer 10. This is your first day on the job as a Linux server administrator and your boss gives you the password for root. What is root? a. the name of a practic b. a program used to determine the users on a Linux server and what they are doing c. the lowest layer or branch of security, because you must work your way up in levels e user account of security to prove to a UNIX/Linux system that you have the skills to be an administrator d. the administrative account that has complete access to a UNIX/Linux system 11. In your document files, you often put the date you created the file and the date you last modified it in the last two lines of the file. What command can you use to look at only the last two lines of the file, called project? a. show 2 projact b. display project -2 c. tail -n 2 project d. less/2 project