202-450 Free Questions – LPIC-2 Exam 202, Part 2 of 2, version 4.5 – PassQuestion Free Questions To Test Online

1. On a Linux router, packet forwarding for IPv4 has been enabled. After a reboot, the machine no longer forwards IP packets from other hosts. The command:

echo 1 > /proc/sys/net/ipv4/ip_forward

temporarily resolves this issue. Which one of the following options is the best way to ensure this setting is saved across system restarts?

Add echo 1 > /proc/sys/net/ipv4/ip_forward to the root user login script

Add echo 1 > /proc/sys/net/ipv4/ip_forward to any user login script

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

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

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

2. What information can be found in the file specified by the status parameter in an OpenVPN server configuration file? (Choose two.)

Errors and warnings generated by the openvpn daemon

Routing information

Statistical information regarding the currently running openvpn daemon

A list of currently connected clients

A history of all clients who have connected at some point

3. Which of the following lines in the sshd configuration file should, if present, be changed in order to increase the security of the server? (Choose two.)

Protocol 2, 1

PermitEmptyPasswords no

Port 22

PermitRootLogin yes

IgnoreRhosts yes

4. Which of the following nmap parameters scans a target for open TCP ports? (Choose two.)

-sO

-sZ

-sT

-sU

-sS

5. What option in the client configuration file would tell OpenVPN to use a dynamic source port when making a connection to a peer?

src-port

remote

source-port

nobind

dynamic-bind

6. Which Linux user is used by vsftpd to perform file system operations for anonymous FTP users?

The Linux user which runs the vsftpd process

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

The Linux user with the same user name that was used to anonymously log into the FTP server

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

The Linux user specified in the configuration option ftp_username

7. Which of the following sshd configuration should be set to no in order to fully disable password based logins? (Choose two.)

PAMAuthentication

ChallengegeResponseAuthentication

PermitPlaintextLogin

UsePasswords

PasswordAuthentication

8. When the default policy for the netfilter INPUT chain is set to DROP, why should a rule allowing traffic to localhost exist?

All traffic to localhost must always be allowed

It doesn’t matter; netfilter never affects packets addressed to localhost

Some applications use the localhost interface to communicate with other applications

syslogd receives messages on localhost

The iptables command communicates with the netfilter management daemon netfilterd on localhost to create and change packet filter rules

9. The content of which local file has to be transmitted to a remote SSH server in order to be able to log into the remote server using SSH keys?

⁓/.ssh/authorized_keys

⁓/.ssh/config

⁓/.ssh/id_rsa.pub

⁓/.ssh/id_rsa

⁓./ssh/known_hosts

10. What is the name of the network security scanner project which, at the core, is a server with a set of network vulnerability tests?

NetMap

OpenVAS

Smartscan

Wireshark

202-450 Free Questions – LPIC-2 Exam 202, Part 2 of 2, version 4.5

202-450 Free Questions – LPIC-2 Exam 202, Part 2 of 2, version 4.5

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