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In an xinetd configuration file, which attribute specifies the network address that will be used to provide the service?
Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?
Which of the following find commands will print out a list of files owned by root and with the SUID bit set in /usr?
Which of the following commands can be used to limit the amount of memory a user may use?
Which of the following commands connects to the remote host example.com which has OpenSSH listening on TCP port 2222? (Choose TWO correct answers.)
Which file lists which users can execute commands using sudo? (Specify the full name of the file, including path.)
On a Linux system with shadow passwords enabled, which file in the file system contains the password hashes of all local users? (Specify the full name of the file, including path.)
Given the following routing table:
How would an outgoing packet to the destination 192.168.2.150 be handled?
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?
How many IP-addresses can be used for unique hosts inside the IPv4 subnet 192.168.2.128/28? (Specify the number only without any additional information.)
Which command, depending on its options, can display the open network connections, the routing tables, as well as network interface statistics. (Specify ONLY the command without any path or parameters.)
Which of the following commands can be used to display the local routing table? (Choose TWO correct answers.)
Which port is the default server port for the HTTPS protocol? (Specify the port number using digits.)
With IPv6, how many bits have been used for the interface identifier of an unicast address? (Specify the number using digits only.)
What is the name of the simple graphical login manager that comes with a vanilla X11 installation? (Specify ONLY the command without any path or parameters.)
Which of the following are tasks handled by a display manager like XDM or KDM? (Choose TWO correct answers.)
Your senior administrator asked you to change the default background of his machine, which uses XDM. Which file would you edit to achieve this?
For accessibility assistance, which of the following programs is an on-screen keyboard?
Which of the following lines is an example of a correct setting for the DISPLAY environment variable?
What output is produced by the following command sequence?
echo ‘1 2 3 4 5 6’ | while read a b c; do
echo result $c $b $a;
done
Which of the following statements about sytemd-journald are true? (Choose three.)
Which of the following commands should be executed when starting a login shell in order to change the language of messages for an internationalized program to Portuguese (pt)?
Which of the following commands configure network interfaces based on the system’s existing distribution-specific configuration files? (Choose two.)
Which of the following fields are available in both the global /etc/crontab file as well as in user-specific crontab files? (Select TWO correct answers)
Which commands can be used to change a user's account aging information? (Choose THREE correct answers.)
Which of the following steps prevents a user from obtaining an interactive login session?
Which character in the password field of /etc/passwd is used to indicate that the encrypted password is stored in /etc/shadow?
Which commands can you use to change a user's account aging information? (Choose THREE correct answers.)
What is true regarding the command userdel --force --remove bob? (Choose TWO correct answers.)
What command will display the group names and GIDs to which a user belongs? (Provide only the command name with or without path information)
Which of the following words is used to restrict the records that are returned from a SELECT query based on a supplied criteria for the values in the records?
How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?
Which of the following configuration files should be modified to set default shell variables for all users?
What word is missing from the following SQL statement?
__________ count(*) from tablename;
(Please specify the missing word using lower-case letters only.)
By default, the contents of which directory will be copied to a new user's home directory when the account is created by passing the -m option to the useradd command? (Specify the full path to the directory.)
Please specify the top directory containing the configuration files for the CUPS printing system. (Specify the full path to the directory.)
What entry can you add to syslog.conf file to have all syslog messages generated by your system go to virtual console 12?
Which file inside the CUPS configuration directory contains the definition of the printers?
TESTED 11 May 2024
