Exam Code: NSE4 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: Fortinet Network Security Expert 4 Written Exam (400)
Certification Provider: Fortinet
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2021 May NSE4 Study Guide Questions:
Q1. - (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
Q2. - (Topic 12)
Which statements are correct regarding virtual domains (VDOMs)? (Choose two.)
A. VDOMs divide a single FortiGate unit into two or more virtual units that each have dedicated memory and CPUs.
B. A management VDOM handles SNMP, logging, alert email, and FDN-based updates.
C. VDOMs share firmware versions, as well as antivirus and IPS databases.
D. Different time zones can be configured in each VDOM.
Answer: B,C
Q3. - (Topic 6)
You are the administrator in charge of a FortiGate acting as an IPsec VPN gateway using route-based mode. Users from either side must be able to initiate new sessions. There is only 1 subnet at either end and the FortiGate already has a default route.
Which two configuration steps are required to achieve these objectives? (Choose two.)
A. Create one firewall policy.
B. Create two firewall policies.
C. Add a route to the remote subnet.
D. Add two IPsec phases 2.
Answer: B,C
Q4. - (Topic 15)
Which statements are correct properties of a partial mesh VPN deployment. (Choose two.)
A. VPN tunnels interconnect between every single location.
B. VPN tunnels are not configured between every single location.
C. Some locations are reached via a hub location.
D. There are no hub locations in a partial mesh.
Answer: B,C
Q5. - (Topic 1)
Which network protocols are supported for administrative access to a FortiGate unit? (Choose three.)
A. SNMP
B. WINS
C. HTTP
D. Telnet
E. SSH
Answer: C,D,E

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Q6. - (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: A
Q7. - (Topic 4)
What methods can be used to deliver the token code to a user that is configured to use two-factor authentication? (Choose three.)
A. Browser pop-up window.
B. FortiToken.
C. Email.
D. Code books.
E. SMS phone message.
Answer: B,C,E
Q8. - (Topic 16)
Review the IPS sensor filter configuration shown in the exhibit
Based on the information in the exhibit, which statements are correct regarding the filter? (Choose two.)
A. It does not log attacks targeting Linux servers.
B. It matches all traffic to Linux servers.
C. Its action will block traffic matching these signatures.
D. It only takes effect when the sensor is applied to a policy.
Answer: C,D
Q9. - (Topic 4)
Which statements are true regarding local user authentication? (Choose two.)
A. Two-factor authentication can be enabled on a per user basis.
B. Local users are for administration accounts only and cannot be used to authenticate network users.
C. Administrators can create the user accounts is a remote server and store the user passwords locally in the FortiGate.
D. Both the usernames and passwords can be stored locally on the FortiGate
Answer: A,D
Q10. - (Topic 3)
Which header field can be used in a firewall policy for traffic matching?
A. ICMP type and code.
B. DSCP.
C. TCP window size.
D. TCP sequence number.
Answer: A

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Q11. - (Topic 15)
Review the IKE debug output for IPsec shown in the exhibit below.
Which statements is correct regarding this output?
A. The output is a phase 1 negotiation.
B. The output is a phase 2 negotiation.
C. The output captures the dead peer detection messages.
D. The output captures the dead gateway detection packets.
Answer: C
Q12. - (Topic 7)
Which antivirus and attack definition update options are supported by FortiGate units? (Choose two.)
A. Manual update by downloading the signatures from the support site.
B. Pull updates from the FortiGate.
C. Push updates from a FortiAnalyzer.
D. execute fortiguard-AV-AS command from the CLI.
Answer: A,B
Q13. - (Topic 9)
Which web filtering inspection mode inspects DNS traffic?
A. DNS-based.
B. FQDN-based.
C. Flow-based.
D. URL-based.
Answer: A
Q14. - (Topic 4)
Which statement regarding the firewall policy authentication timeout is true?
A. It is an idle timeout. The FortiGate considers a user to be “idle” if it does not see any packets coming from the user’s source IP.
B. It is a hard timeout. The FortiGate removes the temporary policy for a user’s source IP address after this timer has expired.
C. It is an idle timeout. The FortiGate considers a user to be “idle” if it does not see any packets coming from the user’s source MAC.
D. It is a hard timeout. The FortiGate removes the temporary policy for a user’s source MAC address after this timer has expired.
Answer: A
Q15. - (Topic 5)
A user logs into a SSL VPN portal and activates the tunnel mode. The administrator has enabled split tunneling. The exhibit shows the firewall policy configuration:
Which static route is automatically added to the client’s routing table when the tunnel mode is activated?
A. A route to a destination subnet matching the Internal_Servers address object.
B. A route to the destination subnet configured in the tunnel mode widget.
C. A default route.
D. A route to the destination subnet configured in the SSL VPN global settings.
Answer: A