Lpi LPI Certifications 102-500 Questions & Answers

• Question 61:

  Which of the following commands can identify the PID od a process which opened a TCP port?

  A. ptrace

  B. strace

  C. debug

  D. lsof

  E. nessus

  Correct Answer: D

• Question 62:

  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

  Correct Answer: BE

• Question 63:

  Which of the following statements about sytemd-journald are true? (Choose three.)

  A. It is incompatible with syslog and cannot be installed on a system using regular syslog.

  B. It only processes messages of systemd and not messages of any other tools.

  C. It can pass log messages to syslog for further processing.

  D. It maintains metadata such as _UID or _PID for each message.

  E. It supports syslog facilities such as kern, user, and auth.

  Correct Answer: CDE

• Question 64:

  Which configuration file contains the default options for SSH clients?

  A. /etc/ssh/sshd_config

  B. /etc/ssh/ssh

  C. /etc/ssh/ssh_config

  D. /etc/ssh/client

  E. /etc/ssh/ssh_client

  Correct Answer: C

• Question 65:

  What is the purpose of TCP wrapper?

  A. Manage and adjust bandwidth used by TCP services.

  B. Bind a network service to a TCP port.

  C. Encapsulate TCP messages in IP packets.

  D. Add SSL support to plain text TCP services.

  E. Limit access to a network service.

  Correct Answer: E

• Question 66:

  Which of the following commands shows all active systemd timers?

  A. systemctl-timer show

  B. timectl list

  C. systemctl -t

  D. systemctl list-timers

  E. timeq

  Correct Answer: D

• Question 67:

  Given the following excerpt of the sudo configuration:

  jane ANY=NOPASSWD: /bin/kill, /bin/id, PASSWD: /sbin/fdisk

  Which of the following statements are true? (Choose three.)

  A. Jane can run /bin/id only after specifying her password.

  B. Jane can run /sbin/fdisk after specifying root's password.

  C. Jane can run /sbin/fdisk after specifying her password.

  D. Jane can run /bin/kill without specifying a password.

  E. Jane can run /bin/id without specifying her password.

  Correct Answer: CDE

• Question 68:

  What the echo $$ command?

  A. The process ID of the current shell.

  B. The process ID for the following command.

  C. The process ID of the last command executed.

  D. The process ID of the last command which has been placed in the background.

  E. The process ID of the echo command.

  Correct Answer: A

• Question 69:

  Which of the following features are provided by SPICE? (Choose two.)

  A. Connecting local USB devices to remote applications.

  B. Accessing graphical applications on a remote host.

  C. Replacing Xorg as local X11 server.

  D. Downloading and locally installing applications from a remote machine.

  E. Uploading and running a binary program on a remote machine.

  Correct Answer: AD

• Question 70:

  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.

  Correct Answer: E