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Q1. - (Topic 3)
What is the purpose of the iconv command?
A. It converts bitmap images from one format to another such as PNG to JPEG.
B. It verifies that the root directory tree complies to all conventions from the Filesystem Hierarchy Standard (FHS).
C. It displays additional meta information from icon files ending in .ico.
D. It changes the mode of an inode in the ext4 file system.
E. It converts files from one character encoding to another.
Answer: E
Q2. CORRECT TEXT - (Topic 4)
After adding a new email alias to the configuration, which command must be run in order to ensure the MTA knows about it? (Specify the command without any path but including all required parameters.)
Answer: newaliases, sendmail -bi
Q3. CORRECT TEXT - (Topic 3)
The system's timezone may be set by linking /etc/localtime to an appropriate file in which directory? (Provide the full path to the directory, without any country information)
Answer: /usr/share/zoneinfo/
Q4. - (Topic 1)
How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?
A. unset -v FOOBAR;./myscript
B. set -a FOOBAR="";./myscript
C. env -u FOOBAR./myscript
D. env -i FOOBAR./myscript
Answer: C
Q5. - (Topic 2)
How is a display manager started?
A. It is started by a user using the command startx.
B. It is started like any other system service by the init system.
C. It is started by inetd when a remote hosts connects to the X11 port.
D. It is started automatically when a X11 user logs in to the system console.
Answer: B
Q6. - (Topic 5)
Which of the following details is NOT provided in any output from the netstat utility?
A. broadcast services
B. interface statistics
C. masquerading connections
D. network connections
E. routing tables
Answer: A
Q7. - (Topic 2)
Which of the following are tasks handled by a display manager like XDM or KDM? (Choose TWO correct answers.)
A. Start and prepare the desktop environment for the user.
B. Configure additional devices like new monitors or projectors when they are attached.
C. Handle the login of a user.
D. Lock the screen when the user was inactive for a configurable amount of time.
E. Create an X11 configuration file for the current graphic devices and monitors.
Answer: A,C
Q8. - (Topic 2)
The X11 configuration file xorg.conf is grouped into sections. How is the content of the section SectionName associated with that section?
A. It is placed in curly brackets as in Section SectionName { ... }.
B. It is placed between a line containing Section "SectionName" and a line containing EndSection.
C. It is placed between the tags <Section name="SectionName"> and </Section>
D. It is placed after the row [SectionName].
E. It is placed after an initial unindented Section "SectionName" and must be indented by exactly one tab character.
Answer: B
Q9. - (Topic 1)
Which of the following commands lists all defined variables and functions within Bash?
A. env
B. set
C. env -a
D. echo $ENV
Answer: B
Q10. - (Topic 6)
Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?
A. tcpd
B. inetd
C. fingerd
D. mountd
E. xinetd
Answer: A
Q11. - (Topic 5)
Which of the following is true about IPv6?
A. With IPv6, the TCP port numbers of most services have changed.
B. IPv6 no longer supports broadcast addresses.
C. IPv4 addresses can be used without any change with IPv6.
D. IPv6 no longer supports multicast addresses.
E. For IPv6, UDP and TCP have been replaced by the Rapid Transmission Protocol RTP.
Answer: B
Q12. - (Topic 2)
Which of the following commands shows the current color depth of the X Server?
A. xcd
B. xcdepth
C. xwininfo
D. xcolordepth
E. cat /etc/X11
Answer: C
Q13. - (Topic 3)
Which commands can be used to change a user's account aging information? (Choose THREE correct answers.)
A. usermod
B. passwd
C. chattr
D. chage
E. chsh
Answer: A,B,D
Q14. - (Topic 1)
When the command echo $$ outputs 12942, what is the meaning of 12942?
A. It is the process ID of the echo command.
B. It is the process ID of the current shell.
C. It is the process ID of the last command executed.
D. It is the process ID of the last command which has been placed in the background.
Answer: B
Q15. - (Topic 1)
Which of the following files, when existing, affect the behavior of the Bash shell? (Choose TWO correct answers.)
A. ~/.bashconf
B. ~/.bashrc
C. ~/.bashdefaults
D. ~/.bash_etc
E. ~/.bash_profile
Answer: B,E
Q16. - (Topic 1)
Which of the following SQL queries counts the number of occurrences for each value of the field order_type in the table orders?
A. SELECT order_type,COUNT(*) FROM orders WHERE order_type=order_type;
B. SELECT order_type,COUNT(*) FROM orders GROUP BY order_type;
C. COUNT(SELECT order_type FROM orders);
D. SELECT COUNT(*) FROM orders ORDER BY order_type;
E. SELECT AUTO_COUNT FROM orders COUNT order_type;
Answer: B
Q17. - (Topic 5)
Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query?
A. dnsq
B. dig
C. hostname
D. dnslookup
E. zoneinfo
Answer: B