Lpi LPI Certifications 102-500 Questions & Answers

• Question 51:

  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

  Correct Answer: BD

• Question 52:

  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

  A. result: 6 5 4

  B. result: 1 2 3 4 5 6

  C. result: 3 4 5 6 2 1

  D. result: 6 5 4 3 2 1

  E. result: 3 2 1

  Correct Answer: C

• Question 53:

  How many IP addresses can be used for unique hosts inside the IPv4 subnet 192.168.2.128/26?

  A. 6

  B. 14

  C. 30

  D. 62

  E. 126

  Correct Answer: D

• Question 54:

  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.

  Correct Answer: AE

• Question 55:

  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)?

  A. export LANGUAGE="pt"

  B. export LC_MESSAGES="pt"

  C. export UI_MESSAGES="pt"

  D. export MESSAGE="pt"

  E. export ALL_MESSAGES="pt"

  Correct Answer: B

• Question 56:

  Which of the following protocols is related to the term open relay?

  A. SMTP

  B. POP3

  C. NTP

  D. IMAP

  E. LDAP

  Correct Answer: A

• Question 57:

  Which of the following comparison operators for test work on elements in the file system? (Choose two.)

  A. -z

  B. -eq

  C. -d

  D. -f

  E. -lt

  Correct Answer: CD

• Question 58:

  Which of the following entries in /etc/syslog.conf writes all mail related events to the file /var/log/maillog and sends all critical events to the remote server logger.example.com?

  A. mail.*/var/log/maillogmail,[email protected]

  B. mail.*/var/log/maillogmail.critsyslog://logger.example.org

  C. mail/var/log/[email protected]

  D. mail.*/var/log/[email protected]

  E. mail */var/log/maillogmail [email protected]

  Correct Answer: D

• Question 59:

  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.

  Correct Answer: BE

• Question 60:

  Which option in the chrony configuration file changes the initial interval of polls to a NTP server in order to speed up the initial synchronization?

  A. iburst

  B. quickstart

  C. fast

  D. fsync

  E. flood

  Correct Answer: A