NEW QUESTION 1

What is the default name of the configuration file for the Xorg X11 server? (Specify the file name only without any path.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
xorg.conf

NEW QUESTION 2

Which file used by XDM specifies the default wallpaper?

• A. /etc/X11/xdm/Xsetup
• B. /etc/X11/xdm.conf
• C. /etc/X11/xdm/Defaults
• D. /etc/X11/defaults.conf

Answer: A

NEW QUESTION 3

Which crontab entry could be used to set the system time at regular intervals?

• A. 1 0 * * * date $d $t $24
• B. 1 0 * * * ntpdate ntp1.digex.net
• C. 1 0 * * * date ntp1.digex.net
• D. 1 0 * * * runcron date ntp1.digex.net
• E. 1 0 * * * settime $d $t $24

Answer: B

NEW QUESTION 4

Which of the following is the best way to list all defined shell variables?

• A. env
• B. set
• C. env -a
• D. echo $ENV

Answer: B

NEW QUESTION 5

What keyword is missing from this code sample of a shell script?
______ i in *.txt; do
echo $i
done

• A. for
• B. loop
• C. until
• D. while

Answer: A

NEW QUESTION 6

What output will the following command sequence produce? echo '1 2 3 4 5 6' | while read a b c; do
echo result: $c $b $a; done

• A. result: 3 4 5 6 2 1
• B. result: 1 2 3 4 5 6
• C. result: 6 5 4
• D. result: 6 5 4 3 2 1
• E. result: 3 2 1

Answer: A

NEW QUESTION 7

Which commands can you use to change a user's account aging information? (Choose THREE correct answers.)

• A. usermod
• B. passwd
• C. chattr
• D. chage
• E. chsh

Answer: ABD

NEW QUESTION 8

Of the ways listed, which is the best method to temporarily suspend a user's ability to interactively login?

• A. Use passwd -d username to give the user an empty password.
• B. Use chage to expire the user account.
• C. Change the user's password.
• D. Add the command exit to the user's .login file.

Answer: B

NEW QUESTION 9

Which keyword must be listed in the hosts option of the Name Service Switch configuration file in order to make host lookups consult the /etc/hosts file?

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
files

NEW QUESTION 10

The presence of what file will temporarily prevent all users except root from logging into the system? (Specify the full name of the file, including path.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
/etc/nologin

NEW QUESTION 11

Given the following routing table:

How would an outgoing packet to the destination 192.168.2.150 be handled?

• A. It would be passed to the default router 192.168.178.1 on wlan0.
• B. It would be directly transmitted on the device eth0.
• C. It would be passed to the default router 255.255.255.0 on eth0.
• D. It would be directly transmitted on the device wlan0.
• E. It would be passed to the router 192.168.1.1 on eth0.

Answer: E

NEW QUESTION 12

Which of the following SQL statements will select the fields name and address from the contacts table?

• A. SELECT (name, address) FROM contacts;
• B. SELECT (name address) FROM contacts;
• C. SELECT name, address FROM contacts;
• D. SELECT name address FROM contacts;

Answer: C

NEW QUESTION 13

Which command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
hostname

NEW QUESTION 14

Which of the following is a legacy program provided by CUPS for sending files to the printer queues on the
command line?

• A. lpd
• B. lpp
• C. lpq
• D. lpr

Answer: D

NEW QUESTION 15

What is true about the ntpdate command?

• A. It is the primary management command for the NTP time server.
• B. It updates the local system's date (i.
• C. day, month and year) but not the time (i.
• D. hours, minutes, seconds).
• E. It queries one or more NTP time servers and adjusts the system time accordingly.
• F. It sends the local system time to one or many remote NTP time servers for redistribution.
• G. It can be used by any user to set the user clock independently of the system clock.

Answer: C

NEW QUESTION 16

Which of the following commands preloads and manages keys that are used for automatic authentication while logging in to other machines using SSH?

• A. sshd
• B. ssh-agent
• C. ssh-keygen
• D. ssh-add

Answer: B

NEW QUESTION 17

Which configuration file would be edited to change default options for the OpenSSH server?

• A. /etc/ssh/sshd_config
• B. /etc/ssh/ssh
• C. /etc/ssh/server
• D. /etc/ssh/ssh_config
• E. /etc/ssh/ssh_server

Answer: A

NEW QUESTION 18

Which of the following commands will help identify a broken router between the local and the remote machine?

• A. ps
• B. netstat
• C. nslookup
• D. ifconfig
• E. traceroute

Answer: E

NEW QUESTION 19

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

NEW QUESTION 20

On a system using shadowed passwords, the most correct permissions for /etc/passwd are _____ and the most correct permissions for /etc/shadow are ____.

• A. -rw-r-----, -r--------
• B. -rw-r--r--, -r--r--r--
• C. -rw-r--r--, -r--------
• D. -rw-r--rw-, -r-----r--
• E. -rw-------, -r--------

Answer: C

NEW QUESTION 21

In an xinetd configuration file, which attribute specifies the network address that will be used to provide the service?

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
bind, interface

NEW QUESTION 22
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