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LPI 202-450 Practice Test - Questions Answers, Page 9

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Question 81

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To allow X connections to be forwarded from or through an SSH server, what configuration keyword must be set to yes in the sshd configuration file?

AllowForwarding
AllowForwarding
ForwardingAllow
ForwardingAllow
XllForwardingAllow
XllForwardingAllow
XllForwarding
XllForwarding
Suggested answer: D

Explanation:

Reference: https://help.ubuntu.com/community/SSH/OpenSSH/Configuring

asked 18/09/2024
Ali Danial
36 questions

Question 82

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What is the standard port used by OpenVPN?

1723
1723
4500
4500
500
500
1194
1194
Suggested answer: D

Explanation:

Reference: https://openvpn.net/archive/openvpn-users/2006-04/msg00355.html

asked 18/09/2024
Reza Mirabrishami
39 questions

Question 83

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FILL BLANK

What option in the sshd configuration file instructs sshd to permit only specific user names to log in to a system? (Specify ONLY the option name without any values.)

sshd_config
sshd_config
Suggested answer: A

Explanation:

Reference: https://www.ssh.com/ssh/sshd_config/

asked 18/09/2024
test fdf
47 questions

Question 84

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Using its standard configuration, how does fail2ban block offending SSH clients?

By rejecting connections due to its role as a proxy in front of SSHD.
By rejecting connections due to its role as a proxy in front of SSHD.
By modifying and adjusting the SSHD configuration.
By modifying and adjusting the SSHD configuration.
By creating and maintaining netfilter rules.
By creating and maintaining netfilter rules.
By creating null routes that drop any answer packets sent to the client.
By creating null routes that drop any answer packets sent to the client.
By modifying and adjusting the TCP Wrapper configuration for SSHD.
By modifying and adjusting the TCP Wrapper configuration for SSHD.
Suggested answer: B

Explanation:

Reference: https://www.digitalocean.com/community/tutorials/how-to-protect-ssh-with-fail2ban-on-centos-7

asked 18/09/2024
Robert Smith
36 questions

Question 85

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Which FTP names are recognized as anonymous users in vsftp when the option anonymous_enable is set to yes in the configuration files? (Choose two.)

anonymous
anonymous
ftp
ftp
In the described configuration, any username which neither belongs to an existing user nor has another special meaning is treated as anonymous user.
In the described configuration, any username which neither belongs to an existing user nor has another special meaning is treated as anonymous user.
nobody
nobody
guest
guest
Suggested answer: A, B

Explanation:

Reference: http://vsftpd.beasts.org/vsftpd_conf.html#lbAE

asked 18/09/2024
JASON HOLT
34 questions

Question 86

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Which of the following commands can be used to connect and interact with remote TCP network services? (Choose two.)

nettalk
nettalk
nc
nc
telnet
telnet
cat
cat
netmap
netmap
Suggested answer: B, C
asked 18/09/2024
Dan Yann
47 questions

Question 87

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To which destination will a route appear in the Linux routing table after activating IPv6 on a router's network interface, even when no global IPv6 addresses have been assigned to the interface?

fe80::/10
fe80::/10
0::/128
0::/128
0::/0
0::/0
fe80::/64
fe80::/64
2000::/3
2000::/3
Suggested answer: A
asked 18/09/2024
Larry Severin
38 questions

Question 88

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In order to prevent all anonymous FTP users from listing uploaded file names, what security precaution can be taken when creating an upload directory?

The directory must not have the execute permission set.
The directory must not have the execute permission set.
The directory must not have the read permission set.
The directory must not have the read permission set.
The directory must not have the read or execute permission set.
The directory must not have the read or execute permission set.
The directory must not have the write permission set.
The directory must not have the write permission set.
The directory must not contain other directories.
The directory must not contain other directories.
Suggested answer: B
asked 18/09/2024
Angel Molina
41 questions

Question 89

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Which command is used to administer IPv6 netfilter rules?

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Question 90

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Which netfilter table contains built-in chains called INPUT, OUTPUT and FORWARD?

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