102-400 - LPI Level 1 Exam 102, Junior Level Linux Certification, Part 2 of 2

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Example Questions

Which of the following commands preloads and manages keys that are used for automatic authentication while logging in to other machines using SSH? Which of the following is a legacy program provided by CUPS for sending files to the printer queues on the command line? Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services? What is true regarding the command sendmail? Which of the following commands is used to rotate, compress, and mail system logs? For accessibility assistance, which of the following programs is an on-screen keyboard? Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.) Which of the following statements is valid in the file /etc/nsswitch.conf? Which of the following crontab entries will execute myscript at 30 minutes past every hour on Sundays? Which command is used to set restrictions on the size of a core file that is created for a user when a program crashes? What is true about the ntpdate command? Which of the following programs can be used to determine the routing path to a given destination? The X11 configuration file xorg.conf is grouped into sections. How is the content of the section SectionName associated with that section? What is true regarding the command userdel --force --remove bob? (Choose TWO correct answers.) Which of the following may occur as a consequence of using the command ifconfig? (Choose THREE correct answers.) Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.) Why is the correct configuration of a system's time zone important? Which of the following commands will help identify a broken router between the local and the remote machine? On a regular users workstation the route command takes a long time before printing out the routing table. Which of the following errors does that indicate? Which of the following details is NOT provided in any output from the netstat utility? What output will the command seq 10 produce? What output will the following command produce? seq 1 5 20 Which of the following files assigns a user to its primary group? Which file used by XDM specifies the default wallpaper? How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only? To prevent a specific user from scheduling tasks with at, what should the administrator do? Which of the following is observed and corrected by a NTP client? Which of the following parameters are used for journalctl to limit the time frame of the output? (Choose TWO correct answers.) 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) What is the purpose of a screen reader? Which of the following are commonly used Mail Transfer Agent (MTA) applications? (Choose THREE correct answers.) Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query? What is the purpose of the command mailq? Which file inside the CUPS configuration directory contains the definition of the printers? How is a display manager started? Which of the following fields can be found in the /etc/group file? (Choose THREE correct answers.) What is true regarding TCP port 23? What is the command to delete the default gateway from the system IP routing table? (Choose TWO correct answers.) When the command echo $ outputs 1, which of the following statements is true? Which of the following is true about IPv6? What is a purpose of an SSH host key? After issuing: function myfunction { echo $1 $2 ; } in Bash, which output does: myfunction A B C Produce? Which of the following are syslog facilities? (Choose TWO correct answers.) What entry can be added to the syslog.conf file to have all syslog messages generated by a system displayed on console 12? 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? Where are user specific crontabs stored? Which of the following commands lists all defined variables and functions within Bash? 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 Which of the following tasks can be accomplished using the command date? (Choose TWO correct answers.)

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