RHCSA Exam Study Questions with 100% Correct
Answers |Verified Latest Update
A user has created a script with the name myscript. He tries to run it using the command
**myscript**, but it is not started. The user has verified that the script permissions are set as
executable. Which of the following is the most likely explanation?
a. An internal command is preventing the startup of the script
b. Users are not allowed to run scripts
c. The directory that contains the script is not in the PATH
d. The script does not have appropiate permissions - ✔✔The directory that contains the
script is not in the PATH
You need the output of the command ls to be used as input for the less command. Which of the
following examples will do that for you?
a. ls > less
b. ls >> less
c. ls >| less
d. ls | less - ✔✔ls | less
A user wants to remove her complete history. Which of the following approaches would do
that?
a. Remove the ~/.bash_history file and type history -c.
b. Type history -c.
c. Remove the ~/.bash_history file.
d. Type history -c and close the current shell. - ✔✔Remove the ~/.bash_history file and type
history -c.
Which of the following is not a valid method to repeat a command from history?
a. Press Ctrl-r and start typing a part of the command.
,b. Type ! followed by the first letters in the command.
c. Type ! followed by the number of the command as listed in history.
d. Press Ctrl-x followed by the number in history. - ✔✔Press Ctrl-x followed by the number
in history.
For which of the following items can Bash completion be used?
a. Commands
b. Files
c. Variables
d. All of the above - ✔✔All of the above
Which of the following commands enables you to replace every occurrence of old with new in a
text file that is opened with vi?
a. :%s/old/new/g
b. :%r/old/new/
c. :s/old/new/g
d. r:/old/new - ✔✔:%s/old/new/g
Which approach works best if during the login process you want to show a message to all users
who have just logged in to a shell session on your server?
a. Put the message in /etc/issue.
b. Put the message in /etc/motd.
c. Put the message in /etc/profile.
d. Put the message in /etc/bashrc. - ✔✔Put the message in /etc/motd.
You are using man -k user, but you get the message "nothing appropriate." Which of the
following solutions is most likely to fix this for you?
a. Type updatedb to update the mandb database.
, b. Type makewhatis to update the mandb database.
c. Type mandb to update the mandb database.
d. Use man -K, not man -k. - ✔✔Type mandb to update the mandb database.
Under which directory would you expect to find nonessential program files?
a. /boot
b. /bin
c. /sbin
d. /usr - ✔✔/usr
Under which directory would you expect to find log files?
a. /proc
b. /run
c. /var
d. /usr - ✔✔/var
Which of the following directories would typically not be mounted on its own dedicated device?
a. /etc
b. /boot
c. /home
d. /usr - ✔✔/etc
Which of the following commands would give the most accurate overview of mounted disk
devices (without showing much information about mounted system devices as well)?
a. mount
b. mount -a
c. df -hT
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