LPIC-2 (202-450) Certified Linux Engineer Sample Questions

Question 1 – NFSv4 provides which of the following services that do not exist in NFSv3?

A. rpc.idmapd

B. rpc.statd

C. nfsd

D. rpc.mountd

Correct Answer: A

Question 2 – When smb passwd is used to change the encrypted Samba password, which of the following actions synchronizes UNIX passwords with Samba passwords?

A. There are no actions to accomplish this since is not possible.

B. Run net vamp regularly, to convert the passwords.

C. Run winbind “”sync, to synchronize the passwords.

D. Add Unix password sync = yes to smb.conf

E. Add smb Unix password = sync to smb.conf

Correct Answer: D

Question 3 – Using the samba-tool test parm command, what does it confirm about the Samba configuration?

A. The configuration loads successfully.

B. The service operates as expected.

C. The Samba services are started automatically when the system boots.

D. Netfilter is not blocking access to the services specified in the configuration on the Samba server.

E. All running Samba processes use the most recent configuration version.

Correct Answer: A

Question 4 – If the main goal is to set up a guest printer service, which Samba option should be selected?

A. security = cups

B. security = ldap

C. security = pam

D. security = share

E. security = printing

Correct Answer: D

Question 5 – What command is used for displaying NFC kernel statistics?

Correct Answer: nfsstat

Question 6 – In Squid configuration, which keyword is used to define networks and times used to limit access?

A. acl

B. allow

C. http_allow

D. permit

Correct Answer: A

Question 7 – Given the following Squid configuration excerpt: cache_dir ufs /var/spool/squid3/ 1024 16 256
Directly within the directory will exist the following directories: /var/spool/squid3/?

A. 0F

B. A0

C. 0b

D. FF

E. 00

Correct Answer: AC

Question 8 – What is true about Server Name Indication (SNI)? (Choose two.)

A. supports transparent failover of TLS sessions from one web server to another.

B. allows multiple SSL/TLS secured virtual HTTP hosts to coexist on the same IP address.

C. enables HTTP servers for updating the DNS of their virtual hosts’ names using the X 509 certificates of the virtual hosts.

D. provides a list of available virtual hosts to the client during the TLS handshake.

E. submits the hostname of the requested URL during the TLS handshake.

Correct Answer: BE

Question 9 – When the SSL certificate for the server was generated, which Apache HTTPD configuration directive used the RSA private key?

A. SSLCertificateKeyFile

B. SSLKeyFile

C. SSLPrivateKeyFile

D. SSLRSAKeyFile

Correct Answer: A

Question 10 – On a site hosted by Apache HTTPD, users are required to authenticate against the /srv/www/security/sitepasswd file in order to access a restricted area. If Basic authentication is used, how can existing users change their passwords without losing data?

A. htpasswd “”c /srv/www/security/sitepasswd user

B. htpasswd /srv/www/security/sitepasswd user

C. htpasswd “”n /srv/www/security/sitepasswd user

D. htpasswd “”D /srv/www/security/sitepasswd user

Correct Answer: A

Question 11 – What Apache HTTPD configuration directive specifies the authentication method, eg, Basic or None?

A. AuthUser

B. AllowedAuthUser

C. AuthType

D. AllowAuth

Correct Answer: C

Question 12 – The IPv4 packet forwarding for a Linux router has been enabled. Rebooting the machine stops it from forwarding IP packets from other hosts. The command: echo 1 > /proc/sys/net/ipv4/ip_forward can temporarily resolve this issue. In order to keep this setting across system restarts, which of the following options is best?

A. Adding echo 1 > /proc/sys/net/ipv4/ip_forward to the root user login script

B. Adding echo 1 > /proc/sys/net/ipv4/ip_forward to any user login script

C. In /etc/sysct1.conf change net.ipv4.ip_forward to 1

D. In /etc/rc.local add net.ipv4.ip_forward = 1

E. In /etc/sysconfig/iptables-config add ipv4.ip_forward = 1

Correct Answer: C

Question 13 – When an OpenVPN server configuration file specifies a status parameter, what information can be found in that file? (Choose two.)

A. Errors and warnings generated by the OpenVPN daemon

B. Routing information

C. Statistical information regarding the currently running OpenVPN daemon

D. A list of currently connected clients

E. A history of all clients who have connected at some point

Correct Answer: BD

Question 14 – To increase the security of the server, which of the following lines should be changed in the sshd configuration file? (Choose two.)

A. Protocol 2, 1

B. PermitEmptyPasswords no

C. Port 22

D. PermitRootLogin yes

E. IgnoreRhosts yes

Correct Answer: AD

Question 15 – In which Nmap parameter does Nmap scan a target for open TCP ports? (Choose two.)

A. -sO

B. -sZ

C. -sT

D. -sU

E. -sS

Correct Answer: CE

Question 16 – Is there an option in the client configuration file that would permit OpenVPN to connect to a peer using a dynamic source port?

A. src-port

B. remote

C. source-port

D. nobind

E. dynamic-bind

Correct Answer: D

Question 17 – In order to provide anonymous FTP users with file system operations, which Linux user is used by vsftpd?

A. The Linux user which runs the vsftpd process

B. The Linux user that owns the root FTP directory served by vsftpd

C. The Linux user having the same user name that was used to anonymously log into the FTP server

D. The Linux user root, but vsftpd grants access to anonymous users only to globally read-/writeable files

E. The Linux user specified in the configuration option ftp_username

Correct Answer: E

Question 18 – If you want to disable password-based logins altogether, what sshd configuration should be set to no? (Choose two.)

A. PAMAuthentication

B. ChallengegeResponseAuthentication

C. PermitPlaintextLogin

D. UsePasswords

E. PasswordAuthentication

Correct Answer: BE

Question 19 – DROP is the default policy for the Netfilter INPUT chain, so why would a rule allowing traffic to localhost is necessary?

A. All traffic to localhost must always be allowed

B. It doesn’t matter; Netfilter never affects packets addressed to localhost

C. Some applications use the localhost interface to communicate with other applications

D. syslogd receives messages on localhost

E. Via iptables, packet filter rules can be created and changed using the Netfiltered daemon on localhost

Correct Answer: C

Question 20 – SSH key pairs are created with what command? (Specify ONLY the command without any path or parameters)

Correct Answer: ssh-keygen

Source: testpreptraining.com