Part ll: Linux lems: Multiple choice . Which of these is a UNIX command which wi

Question

Part ll: Linux lems: Multiple choice . Which of these is a UNIX command which will list the contents of a directory? become root user and do some administration A. pwd B. Is C. list D. files E. directory tasks. Which of the following should he use? A root B super C admin D su root 12. 2. To switch to root user, you would use which command? In Fedora 20, a regular user, john, wants to check the options for ps command. He type man ps A. directory B. create C. make D. mkdir E. su Which of the following will terminate man 3. To show the path of current directory, you would use which command? 13. In Fedora 20, a regular user, john, is working under A. remove B. erase C. delete D. pwd E. rmdir a sub-directory, dir1, under his login home directory. He type What is output of this command? 4. The default shell of Fedora is A. C B. Korn C. Bash D. emacs E. None C lhome 14. In Fedora 20, a regular user, john, is working under his login home directory. He type 5. Partial output of Is-F command is: What does this command do? A Show files under B Show files under /usr C Show files /home D Show files /homeljohn Work1* Work2/ Which of the following is correct? A. Work2 is executable, Work1 is a directory B. Both are executable C. Work1 and Work2/ are two files D. Work1 is executable, Work2 is a directory E. None of above 6. To terminate the root user mode, which command you would use: A. ps B. left C. cat D. exit E. disk 7. The command, man, will create a sub-directory. True or false? A. True B. False A. C. present 8. is the current directory D. current 10. The pathname for the directory that you are wokring in. command will display the absolute A. dir B. whereami C. pwd D. Is 11 In Fedora 20, a regular user, john, wants to

Explanation / Answer

1.Answer is B.
ls(list) command is used to list the contents of the directory.

2.Answer is E.
su(switch user) command is to switch to root user.

3.Answer is D.
pwd(present working directory) is used to show the current working directory

4.Answer is C.
Bourne Again SHell(BASH) is the default shell for Fedora

5.Answer is D.
ls -F displays the executable and folders so work1 is executable file and work2 is a directory.

6.Answer is D.
exit command is used to logout from the root user mode

7.Answer is B.
False, man command is used to display the manual pages.

8.Answer is B.
.(single dot) is the represents the current directory.

10.Answer is C.
pwd(present working directory) is used to show the current working directory with absolute pathname.

11. Answer is D.
su root will provide john with administration rights and he can make changes afterwards.

12.Answer is B.
q is used to quit the man command.

13.Answer is D.
john's directory will be under home, so when he enter pwd, it will display /home/john/dir1.

14.Answer is D.
John is working in his directory under home , so when enter ls command it will display the files under /home/john.

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