102-500: LPI Level 1

Question #: 11
Topic #: 1
Which of the following IPv4 networks are reserved by IANA for private address assignment and private routing? (Choose three.)

A. 10.0.0.0/8
B. 127.0.0.0/8
C. 169.255.0.0/16
D. 172.16.0.0/12
E. 192.168.0.0/16

Question #: 12
Topic #: 1
Which of the following commands configure network interfaces based on the system’s existing distribution-specific configuration files? (Choose two.)

A. ifconf
B. ifdown
C. ifpause
D. ifstart
E. ifup

Question #: 13
Topic #: 1
Which of the following statements is true if the UID of a regular user is identical to the GID of a group?

A. UID have precedence over GIDs, therefore the user is available while the group doesn’t.
B. The user as well as the group are not available to avoid ambiguity due to the ID conflict.
C. UIDs and GIDs are independent of each other, therefore the user as well as the group are still available.
D. The user is the only member of the group, even if the group configuration contains other members.
E. GIDs have precedence over UIDs, therefore the group is available while the user isn’t.

Question #: 14
Topic #: 1
Which of the following information is stored in /etc/shadow for each user?

A. The timestamp of the user’s last login
B. The user’s private SSH keys
C. The hashed password of the user
D. The numerical user ID (UID)
E. The path to the user’s home directory

Question #: 15
Topic #: 1
Which of the following commands shows all active systemd timers?

A. systemctl-timer show
B. timectl list
C. systemctl ג€”t
D. systemctl list-timers
E. timeq

Question #: 16
Topic #: 1
Which of the following tasks can the date command accomplish? (Choose two.)

A. Set the system’s date and time.
B. Set the system’s date but not the time.
C. Calculate the time span between two dates.
D. Print a calendar for a month or a year.
E. Display time in a specific format.

Question #: 17
Topic #: 1
What can be specified with useradd? (Choose two.)

A. Commands the user can run using sudo.
B. The absolute path to the user’s home directory.
C. Which printers are available for the new user.
D. The SSH keys used to login to the new account.
E. The numeric user ID (UID) of the user.

Question #: 18
Topic #: 1
What is true about the file /etc/localtime?

A. It is a plain text file containing a string such as Europe/Berlin
B. It is created and maintained by the NTP service based on the location of the system’s IP address.
C. It is a symlink to /sys/device/clock/ltime and always contains the current local time.
D. After changing this file, newtzconfig has to be run to make the changes effective.
E. It is either a symlink to or a copy of a timezone information file such as /usr/share/zoneinfo/Europe/Berlin.

Question #: 19
Topic #: 1
Which of the following statements is true regarding systemd timer units?

A. Timer units can only be defined within a service unit’s file.
B. The command executed by the timer is specified in the timer unit’s [Cmd] section.
C. A dedicated system service, systemd-cron, handles the execution of timer units.
D. Timer units only exist in the system scope and are not available for users.
E. Each systemd timer unit controls a specific systemd service unit.

Question #: 20
Topic #: 1
Which of the following fields are available in the standard format of both the global /etc/crontab file as well as in user-specific crontab files? (Choose two.)

A. Year
B. Minute
C. Username
D. Effective group ID
E. Command