Linux Commands Multiple Choice

53 Questions  I  By Mariiikar
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 Linux Commands Multiple Choice
Linux commands multiple choice quiz for anyone who is in college studying Linux, systems administration or other computer courses and want to test themselves on multiple choice questions for exams.

  
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Questions and Answers

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1.  How would you avoid accidentally removing files?
A.
B.
C.
D.
2.  How do you direct the shell to execute a command in the background?
A.
B.
C.
D.
3.  How would you remove a directory that is not empty?
A.
B.
C.
D.
4.  What does the permission string nvxr-xr-- correspond with in octal?
A.
B.
C.
D.
5.  How would you switch to virtual terminal 1?
A.
B.
C.
D.
6.  Which command displays the settings for all services at all runlevels?
A.
B.
C.
D.
7.  To run date first, and then ls -l, which of the following is correct?
A.
B.
C.
D.
8.  The following can be used to set the immutable attribute on a file?
A.
B.
C.
D.
9.  Which of the following can be used to set the immutable attribute on a file?
A.
B.
C.
D.
10.  Which file is the list of commands you recently entered stored in?
A.
B.
C.
D.
11.  Which command can be used to edit and then run command no. 40?
A.
B.
C.
D.
12.  How do you display your current crontab entry?
A.
B.
C.
D.
13.  Which signal number corresponds with the SIGSTOP signal?
A.
B.
C.
D.
14.  How do you see if two files are hard linked to each other?
A.
B.
C.
D.
15.  What symbol is used to show that ACLs have been set on a file?
A.
B.
C.
D.
16.  What is the following syntax used for? command >file1 2>file2
A.
B.
C.
D.
17.  To display information about the processor itself - display the contents of which file?
A.
B.
C.
D.
18.  What is the following syntax used forcommand 2> /dev/null
A.
B.
C.
D.
19.  How do you run a job that will continue running even if you are logged out?
A.
B.
C.
D.
20.  Which of the following runs the last command you entered?
A.
B.
C.
D.
21.  What is the purpose of the following operator? >>
A.
B.
C.
D.
22.  Which runlevel allows full multiuser mode but with no graphical login manager?
A.
B.
C.
D.
23.  What keyboard combination can be used to exit the shell?
A.
B.
C.
D.
24.  Which of the following could you use to check if the cron daemon is running?
A.
B.
C.
D.
25.  How would you sort a file called shopping on column 3?
A.
B.
C.
D.
26.  How do you create a crontab entry?
A.
B.
C.
D.
27.  You want to display a message when you open a new terminal window. Which file do you edit?
A.
B.
C.
D.
28.  How would you lock the user account named csm099?
A.
B.
C.
D.
29.  How would you list oldest files first and newest ones last?
A.
B.
C.
D.
30.  How do you find out information about your identity, including the names of the groups you are in?
A.
B.
C.
D.
31.  How would you search for the string clothes at the end of the line in a file called shopping?
A.
B.
C.
D.
32.  Which file determines what will be run at each runlevel?
A.
B.
C.
D.
33.  During the linux boot process, what happens immediately after the phase called "load kernel"?
A.
B.
C.
D.
34.  In which directory are the crontab files for users stored on suse linux?
A.
B.
C.
D.
35.  What is the full path for grub's configuration file
A.
B.
C.
D.
36.  What does the 2>&1 at the end of the following command mean?find / -name fred.txt > names 2>&1
A.
B.
C.
D.
37.  How do you copy an entire directory structure? E.g. from Project to Project.backup
A.
B.
C.
D.
38.  How do you delete your crontab entry?
A.
B.
C.
D.
39.  How do you create a crontab entry?
A.
B.
C.
D.
40.  How would you continuously display memory usage every 5 seconds?
A.
B.
C.
D.
41.  How would you turn on the sticky bit on the directory /tmp?
A.
B.
C.
D.
42.  Suppose you are in your home directory, /home/raf as in diagram above. What is the relative path for the file called "save" in the Email subdirectory?
A.
B.
C.
D.
43.  How would you find out what your current login shell is?
A.
B.
C.
D.
44.  How would you display running httpd processes?
A.
B.
C.
D.
45.  How do you see hidden files in your home directory?
A.
B.
C.
D.
46.  How do you display the kernel release?
A.
B.
C.
D.
47.  How would you show process hierarchy in forest format?
A.
B.
C.
D.
48.  Which runlevel allows full multiuser mode but with no graphical login manager?
A.
B.
C.
D.
49.  What is the shortest command to take you to your home directory?
A.
B.
C.
D.
50.  Which file is the list of commands you recently entered stored in?
A.
B.
C.
D.
51.  Some commands, including cat, interpret a minus sign (-) as a shortcut for...
A.
B.
C.
D.
52.  Which of the following cannot be used as a mount option in /etc/fstab?
A.
B.
C.
D.
53.  Which command is used to unmount a filesystem?
A.
B.
C.
D.
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