JN0-230 Pre-Exam Practice Tests | (Updated 85 Questions)
Valid JN0-230 Exam Q&A PDF - One Year Free Update
Day Three
On the third and last day of your certification exam training, get ready to validate your understanding of Network Address Translation, Monitoring and Reporting, and Site-to-Site VPNs. In this session, the instructors will want to be sure that you have mastered a wide variety of terms such as NAT Overview, Source NAT, Destination NAT, Static NAT, J-Web Reports, Network Utilities, and IPsec Site-to-Site VPN configuration among other skills. Similarly, here, you’ll also have to accomplish three hands-on lab sessions.
NEW QUESTION 11
What is a type of security feed that Sky ATP provides to a vSRX series device by default?
- A. RSS feeds
- B. C&C feeds
- C. Malware feeds
- D. ACL feeds
Answer: B
NEW QUESTION 12
You are designing a new security policy on an SRX Series device. You must block an application and log all occurrence of the application access attempts.
In this scenario, which two actions must be enabled in the security policy? (Choose two.)
- A. Enable a reject action
- B. Enable a deny action
- C. Log the session closures
- D. Log the session initiations
Answer: B,D
NEW QUESTION 13
Which method do VPNs use to prevent outside parties from viewing packet in clear text?
- A. Encryption
- B. Authentication
- C. Integrity
- D. NAT_T
Answer: D
NEW QUESTION 14
You are configuring an IPsec VPN tunnel between two location on your network. Each packet must be encrypted and authenticated.
Which protocol would satisfy these requirements?
- A. SHA
- B. AH
- C. ESP
- D. MD5
Answer: C
NEW QUESTION 15
Which two statements are true about Junos Space Security Director? (Choose two.)
- A. Security Director is preinstalled on SRX Series devices.
- B. Security Director can perform deep-packet analysis.
- C. Security Director can deploy enforcement policies automatically to firewalls and switches.
- D. Security Director supports creation and maintenance of metadata-based policies.
Answer: C,D
NEW QUESTION 16
You want to automatically generate the encryption and authentication keys during IPsec VPN establishment.
What would be used to accomplish this task?
- A. Diffie_Hellman
- B. Main mode
- C. Aggregate mode
- D. IPsec
Answer: A
NEW QUESTION 17
Which three actions would be performed on traffic traversing an IPsec VPAN? (Choosethree.)
- A. Port forwarding
- B. Payload verification
- C. Deep inspection
- D. Authentication
- E. Encryption
Answer: B,D,E
NEW QUESTION 18
Which method do VPNs use to prevent outside parties from viewing packet in clear text?
- A. Authentication
- B. Integrity
- C. NAT_T
- D. Encryption
Answer: D
NEW QUESTION 19
You want to integrate an SRX Series device with SKY ATP.
What is the first action to accomplish task?
- A. Create the SSL VPN tunnel between the SRX Series device and Sky ATP.
- B. Copy the operational script from the Sky ATP Web UI.
- C. Issue the commit script to register the SRX Series device.
- D. Create an account with the Sky ATP Web UI.
Answer: A
NEW QUESTION 20
Which management software supports metadata-based security policies that are ideal for cloud deployments?
- A. Network Director
- B. Sky Enterprise
- C. J-Web
- D. Security Director
Answer: D
NEW QUESTION 21
Which security feature is applied to traffic on an SRX Series device when the device is running n packet mode?
- A. ALGs
- B. Sky ATP
- C. Unified policies
- D. Firewall filters
Answer: D
NEW QUESTION 22
Users on the network are restricted from accessing Facebook, however, a recent examination of the logs show that users are accessing Facebook.
Referring to the exhibit,
Why is this problem happening?
- A. The internet-Access rule has a higher precedence value
- B. Global rules are honored before zone-based rules.
- C. Zone-based rules are honored before global rules
- D. The internet-Access rule is listed first
Answer: C
NEW QUESTION 23
Firewall filters define which type of security?
- A. Dynamic enforcement
- B. Stateless
- C. Stateful
- D. NGFW
Answer: C
NEW QUESTION 24
You verify that the SSH service is configured correctly on your SRX Series device, yet administrators attempting to connect through a revenue port are not able to connect.
In this scenario, what must be configured to solve this problem?
- A. A host-inbound-traffic setting on the incoming zone
- B. An MTU value target than the default value
- C. A screen on the internal interface
- D. A security policy allowing SSH traffic.
Answer: A
NEW QUESTION 25
Which statements is correct about Junos security zones?
- A. Logical interface are added to user defined security zones
- B. User-defined security must contains the key word ''zone''
- C. Security policies are referenced within a user-defined security zone.
- D. User-defined security must contain at least one interface.
Answer: C
NEW QUESTION 26
Which two statements about security policy processing on SRX series devices are true? (choose two)
- A. Traffic matching a global policy cannot be processed against a firewall filter
- B. Zone-Based security policies are processed after global policies
- C. Zone-Based security policies are processed before global policies.
- D. Traffic matching a zone-based policy is not processed against global polices.
Answer: B,C
NEW QUESTION 27
Which two statements are true about security policies in the factory-default configuration of an SRX340?
(Choose two.)
- A. All interzone traffic is allowed.
- B. All interzone traffic is denied.
- C. All traffic from the untrust zone to the trust zone is denied.
- D. All traffic from the trust zone to the untrust zone is allowed.
Answer: C,D
NEW QUESTION 28
The Sky ATP premium or basic-Threat Feed license is needed fort which two features? (Choose two.)
- A. Outbound protection
- B. C&C feeds
- C. Custom feeds
- D. Executable inspection
Answer: B,C
NEW QUESTION 29
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Security, Associate (JNCIA-SEC) Free Update Certification Sample Questions: https://www.exam-killer.com/JN0-230-valid-questions.html

