NEW QUESTION 1

Which of the following are valid stream redirection operators within Bash? (Choose two.)

• A. <
• B. #>
• C. %>
• D. >>>
• E. 2>&1

Answer: AE

NEW QUESTION 2

Which of the following commands is used to modify quota settings? (Choose two.)

• A. editquota
• B. setquota
• C. edquota
• D. quotaedit
• E. quotaset

Answer: C

NEW QUESTION 3

What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

• A. Device IRQ settings
• B. PCI bus speed
• C. System battery type
• D. Device vendor identification
• E. Ethernet MAC address

Answer: ABD

NEW QUESTION 4

Which of the following commands displays the output of the foo command on the screen and also writes it to a file called /tmp/foodata?

• A. foo | less /tmp/foodata
• B. foo | cp /tmp/foodata
• C. foo > /tmp/foodata
• D. foo | tee /tmp/foodata
• E. foo > stdout >> /tmp/foodata

Answer: D

NEW QUESTION 5

What is the process ID number of the init process on a SysV init based system?

• A. -1
• B. 1
• C. It is different with each reboot.
• D. It is set to the current run level.

Answer: C

NEW QUESTION 6

You suspect that a new ethernet card might be conflicting with another device. Which file should you check
within the /proc tree to learn which IRQs are being used by which kernel drivers?

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
interrupts, /proc/interrupts

NEW QUESTION 7

Which of the following apt-get commands will install the newest versions of all currently installed packages?

• A. auto-update
• B. full-upgrade
• C. dist-upgrade
• D. install
• E. update

Answer: C

NEW QUESTION 8

While editing a file in vi, the file changes due to another process. Without exiting vi, how can the file be reopened for editing with the new content?

• A. :r
• B. :n
• C. :w
• D. :e

Answer: D

NEW QUESTION 9

Which of the following commands prints a list of usernames (first column) and their primary group (fourth column) from the /etc/passwd file?

• A. fmt -f 1,4 /etc/passwd
• B. split -c 1,4 /etc/passwd
• C. cut -d : -f 1,4 /etc/passwd
• D. paste -f 1,4 /etc/passwd

Answer: C

NEW QUESTION 10

Which is the default percentage of reserved space for the root user on new ext4 filesystems?

• A. 10%
• B. 3%
• C. 15%
• D. 0%
• E. 5%

Answer: E

NEW QUESTION 11

Which of the following directories on a 64 bit Linux system typically contain shared libraries? (Choose two.)

• A. ~/.lib64/
• B. /usr/lib64/
• C. /var/lib64/
• D. /lib64/
• E. /opt/lib64/

Answer: AD

NEW QUESTION 12

In the vi editor, which of the following commands will copy the current line into the vi buffer?

• A. c
• B. cc
• C. 1c
• D. yy
• E. 1y

Answer: D

NEW QUESTION 13

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line?

• A. i (lowercase)
• B. P (uppercase)
• C. p (lowercase)
• D. U (uppercase)
• E. u (lowercase)

Answer: C

NEW QUESTION 14

You are trying to make a hard link to an ordinary file but ln returns an error. Which of the following could cause this?

• A. The source file is hidden.
• B. The source file is read-only.
• C. The source file is a shell script.
• D. You do not own the source file.
• E. The source and the target are on different filesystems.

Answer: E

NEW QUESTION 15

Which of the following commands updates the already installed RPM package rpmname?

• A. rpm --update rpmname
• B. rpm –U rpmname
• C. rpm –q rpmname
• D. rpm --force rpmname
• E. rpm –u rpmname

Answer: B

NEW QUESTION 16

When running the command
sed -e "s/a/b/" /tmp/file >/tmp/file
While /tmp/file contains data, why is /tmp/file empty afterwards?

• A. The file order is incorrec
• B. The destination file must be mentioned before the command to ensure redirection.
• C. The command sed did not match anything in that file therefore the output is empty.
• D. When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens itfor reading.
• E. Redirection for shell commands do not work using the > characte
• F. It only works using the | character instead.

Answer: C

NEW QUESTION 17

In a nested directory structure, which find command line option would be used to restrict the command to searching down a particular number of subdirectories?

• A. -dirmax
• B. -maxdepth
• C. -maxlevels
• D. -n
• E. -s

Answer: B

NEW QUESTION 18

To prevent users from being able to fill up the / partition, the ______ directory should be on a separate partition if possible because it is world writeable.

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
/tmp, tmp

NEW QUESTION 19

Which command reads and displays the current contents of the Kernel Ring Buffer on the command line? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
dmesg

NEW QUESTION 20

Following the Filesystem Hierarchy Standard (FHS), where should binaries that have been compiled by the system administrator be placed in order to be made available to all users on the system?

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
/usr/local/bin/

NEW QUESTION 21

Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

• A. chown dan/staff file.txt
• B. chown dan:staff file.txt
• C. chown -u dan -g staff file.txt
• D. chown dan -g staff file.txt

Answer: B

NEW QUESTION 22

The system is having trouble and the engineer wants to bypass the usual /sbin/init start up and run /bin/sh. What is the usual way to pass this change to the kernel from your boot loader?

• A. Start in runlevel 1.
• B. Pass init=/bin/sh on the kernel parameter line.
• C. Pass /bin/sh on the kernel parameter line.
• D. Pass start=/bin/sh on the kernel parameter line.

Answer: B

NEW QUESTION 23

Which of the following commands converts spaces in a file to tab characters and prints the result to standard output?

• A. iconv
• B. expand
• C. unexpand
• D. tab

Answer: C

NEW QUESTION 24

Which of the following commands can be used to display the inode number of a given file?

• A. inode
• B. ls
• C. ln
• D. cp

Answer: B

NEW QUESTION 25

Which command creates a swap space on a block device or a file? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
mkswap

NEW QUESTION 26

In compliance with the FHS, in which of the following directories are documentation files found?

• A. /usr/share/documentation
• B. /usr/local/share/documentation
• C. /var/share/doc
• D. /usr/share/doc
• E. /etc/share/doc

Answer: C

NEW QUESTION 27

Which of the following commands will load a kernel module along with any required dependency modules?

• A. depmod
• B. insmod
• C. modprobe
• D. module_install
• E. loadmod

Answer: C

NEW QUESTION 28

Which of the following options must be passed to a filesystem’s entry in /etc/fstab in order to mount the file system without root privileges?

• A. auto
• B. norestrict
• C. noauto
• D. user

Answer: D

NEW QUESTION 29
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