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Fortinet Network Security Expert 4 Written Exam (400) Certification Exam

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Fortinet NSE4 Free Practice Questions

Q1. - (Topic 5) 

Regarding tunnel-mode SSL VPN, which three statements are correct? (Choose three.) 

A. Split tunneling is supported. 

B. It requires the installation of a VPN client. 

C. It requires the use of an Internet browser. 

D. It does not support traffic from third-party network applications. 

E. An SSL VPN IP address is dynamically assigned to the client by the FortiGate unit. 

Answer: A,B,E 

Q2. - (Topic 15) 

Review the IPsec phase 1 configuration in the exhibit; then answer the question below. 

Which statements are correct regarding this configuration? (Choose two.) 

A. The remote gateway address on 10.200.3.1. 

B. The local IPsec interface address is 10.200.3.1. 

C. The local gateway IP is the address assigned to port1. 

D. The local gateway IP address is 10.200.3.1. 

Answer: A,C 

Q3. - (Topic 14) 

Two devices are in an HA cluster, the device hostnames are STUDENT and REMOTE. Exhibit A shows the command output of diagnose sys session stat for the STUDENT device. Exhibit B shows the command output of diagnose sys session stat for the REMOTE device. 

Exhibit A: 

Exhibit B: 

Given the information provided in the exhibits, which of the following statements are correct? (Choose two.) 

A. STUDENT is likely to be the master device. 

B. Session-pickup is likely to be enabled. 

C. The cluster mode is active-passive. 

D. There is not enough information to determine the cluster mode. 

Answer: A,D 

Q4. - (Topic 17) 

Which are two requirements for DC-agent mode FSSO to work properly in a Windows AD environment? [Choose two.] 

A. DNS server must properly resolve all workstation names. 

B. The remote registry service must be running in all workstations. 

C. The collector agent must be installed in one of the Windows domain controllers. 

D. A same user cannot be logged in into two different workstations at the same time. 

Answer: A,B 

Q5. - (Topic 1) 

How is the FortiGate password recovery process? 

A. Interrupt boot sequence, modify the boot registry and reboot. After changing the password, reset the boot registry. 

B. Log in through the console port using the “maintainer” account within several seconds of physically power cycling the FortiGate. 

C. Hold down the CTRL + Esc (Escape) keys during reboot, then reset the admin password. 

D. Interrupt the boot sequence and restore a configuration file for which the password has 

been modified. 

Answer:

Q6. - (Topic 14) 

In a high availability cluster operating in active-active mode, which of the following correctly describes the path taken by the SYN packet of an HTTP session that is offloaded to a slave unit? 

A. Request: internal host; slave FortiGate; master FortiGate; Internet; web server. 

B. Request: internal host; slave FortiGate; Internet; web server. 

C. Request: internal host; slave FortiGate; master FortiGate; Internet; web server. 

D. Request: internal host; master FortiGate; slave FortiGate; Internet; web server. 

Answer:

Q7. - (Topic 21) 

Which statements are correct regarding an IPv6 over IPv4 IPsec configuration? (Choose two.) 

A. The source quick mode selector must be an IPv4 address. 

B. The destination quick mode selector must be an IPv6 address. 

C. The Local Gateway IP must be an IPv4 address. 

D. The remote gateway IP must be an IPv6 address. 

Answer: B,C 

Q8. - (Topic 19) 

For data leak prevention, which statement describes the difference between the block and 

quarantine actions? 

A. A block action prevents the transaction. A quarantine action blocks all future transactions, regardless of the protocol. 

B. A block action prevents the transaction. A quarantine action archives the data. 

C. A block action has a finite duration. A quarantine action must be removed by an administrator. 

D. A block action is used for known users. A quarantine action is used for unknown users. 

Answer:

Q9. - (Topic 20) 

In which process states is it impossible to interrupt/kill a process? (Choose two.) 

A. S – Sleep 

B. R – Running 

C. D – Uninterruptable Sleep 

D. Z – Zombie 

Answer: C,D 

Q10. - (Topic 22) 

Which statements are true about offloading antivirus inspection to a Security Processor (SP)? (Choose two.) 

A. Both proxy-based and flow-based inspection are supported. 

B. A replacement message cannot be presented to users when a virus has been detected. 

C. It saves CPU resources. 

D. The ingress and egress interfaces can be in different SPs. 

Answer: B,C 

Q11. - (Topic 15) 

Review the configuration for FortiClient IPsec shown in the exhibit. 

Which statement is correct regarding this configuration? 

A. The connecting VPN client will install a route to a destination corresponding to the student_internal address object. 

B. The connecting VPN client will install a default route. 

C. The connecting VPN client will install a route to the 172.20.1.[1-5] address range. 

D. The connecting VPN client will connect in web portal mode and no route will be installed. 

Answer:

Q12. - (Topic 7) 

Which statement is correct regarding virus scanning on a FortiGate unit? 

A. Virus scanning is enabled by default. 

B. Fortinet customer support enables virus scanning remotely for you. 

C. Virus scanning must be enabled in a security profile, which must be applied to a firewall policy. 

D. Enabling virus scanning in a security profile enables virus protection for all traffic flowing through the FortiGate. 

Answer:

Q13. - (Topic 11) 

Examine the exhibit below; then answer the question following it. 

In this scenario, the FortiGate unit in Ottawa has the following routing table: 

S* 0.0.0.0/0 [10/0] via 172.20.170.254, port2 

C 172.20.167.0/24 is directly connected, port1 

C 172.20.170.0/24 is directly connected, port2 

Sniffer tests show that packets sent from the source IP address 172.20.168.2 to the destination IP address 172.20.169.2 are being dropped by the FortiGate located in Ottawa. Which of the following correctly describes the cause for the dropped packets? 

A. The forward policy check. 

B. The reverse path forwarding check. 

C. The subnet 172.20.169.0/24 is NOT in the Ottawa FortiGate’s routing table. 

D. The destination workstation 172.20.169.2 does NOT have the subnet 172.20.168.0/24 in its routing table. 

Answer:

Q14. - (Topic 11) 

Examine the two static routes to the same destination subnet 172.20.168.0/24 as shown below; then answer the question following it. config router static edit 1 set dst 172.20.168.0 255.255.255.0 set distance 20 set priority 10 set device port1 next edit 2 set dst 172.20.168.0 255.255.255.0 set distance 20 set priority 20 set device port2 

next 

end 

Which of the following statements correctly describes the static routing configuration provided above? 

A. The FortiGate evenly shares the traffic to 172.20.168.0/24 through both routes. 

B. The FortiGate shares the traffic to 172.20.168.0/24 through both routes, but the port2 route will carry approximately twice as much of the traffic. 

C. The FortiGate sends all the traffic to 172.20.168.0/24 through port1. 

D. Only the route that is using port1 will show up in the routing table. 

Answer:

Q15. - (Topic 11) 

When does a FortiGate load-share traffic between two static routes to the same destination subnet? 

A. When they have the same cost and distance. 

B. When they have the same distance and the same weight. 

C. When they have the same distance and different priority. 

D. When they have the same distance and same priority. 

Answer:

Q16. - (Topic 4) 

When firewall policy authentication is enabled, which protocols can trigger an authentication challenge? (Choose two.) 

A. SMTP 

B. POP3 

C. HTTP 

D. FTP 

Answer: C,D 

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