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ACX, Specialist (JNCIS-ACX)

Exam Details

  • Exam Code
    :JN0-740
  • Exam Name
    :ACX, Specialist (JNCIS-ACX)
  • Certification
    :Juniper Certifications
  • Vendor
    :Juniper
  • Total Questions
    :270 Q&As
  • Last Updated
    :Aug 19, 2025

Juniper Juniper Certifications JN0-740 Questions & Answers

  • Question 191:

    When adding an address book entry for a host, which mask should be used?

    A. 0.0.0.0

    B. 255.255.255.0

    C. 255.255.255.255

    D. the host's subnet mask i.e., 255.255.255.224

  • Question 192:

    When adding an Address Book entry in a NetScreen for a range of addresses which mask can be used?

    A. 0.0.0.255

    B. 192.168.0.0

    C. 255.255.255.224

    D. 255.255.255.255

  • Question 193:

    When adding an Address Book entry in a NetScreen for a single device, which mask can be used?

    A. 0.0.0.0

    B. 192.168.0.0

    C. 255.255.255.255

    D. The host's subnet mask i.e. 255.255.255.224

  • Question 194:

    If all interfaces are configured for Route mode, which will be modified by the NetScreen when traffic travels from the Trust zone to the Untrust zone?

    A. Source IP

    B. Source Port

    C. Source MAC

    D. Destination IP

    E. Destination Port

  • Question 195:

    If all interfaces are configured for route mode, what will be modified by the ScreenOS device when traffic travels from the trust zone to the untrust zone?

    A. source IP

    B. source port

    C. source MAC

    D. destination IP

    E. destination port

  • Question 196:

    What is the default mode for an interface in the trust zone?

    A. NAT

    B. route

    C. Layer 2

    D. Layer 3

    E. transparent

  • Question 197:

    What is the default mode for an interface in the untrust zone?

    A. NAT

    B. route

    C. Layer 2

    D. Layer 3

    E. transparent

  • Question 198:

    Addresses Book entries identify devices such as hosts and networks by their location in relation to:

    A. security zones

    B. existing access policies

    C. an interface on the firewall

    D. a listing of addresses in the ARP table

    E. a reachable network (via the routing table)

  • Question 199:

    Which three describe a loopback interface? (Choose three.)

    A. It is always on.

    B. It is always in the null zone.

    C. It is used for device management.

    D. It can only have private IP addresses.

    E. It is reachable using any physical interface.

  • Question 200:

    If the inbound interface is configured for NAT mode, which two (2) will be modified by the NetScreen when traffic travels from the Trust zone to the Untrust zone?

    A. Source IP

    B. Source Port

    C. Destination IP

    D. Destination Port

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