An administrator deploys PA-500 NGFWs as an active/passive high availability pair. The devices are not participating in dynamic routing, and preemption is disabled.What must be verified to upgrade the firewalls to the most recent version of PAN-OS® software?
Answer(s): B
https://www.paloaltonetworks.com/documentation/80/pan-os/newfeaturesguide/upgrade-to-pan-os-80/upgrade-the-firewall-to-pan-os-80/upgrade-an-ha-firewall-pair-to-pan-os-80
A firewall administrator has been asked to configure a Palo Alto Networks NGFW to prevent against compromised hosts trying to phone-home or beacon out to external command-and-control (C2) servers.Which Security Profile type will prevent these behaviors?
Answer(s): A
https://www.paloaltonetworks.com/documentation/71/pan-os/pan-os/policy/anti-spyware-profiles
What should an administrator consider when planning to revert Panorama to a pre-PAN-OS 8.1 version?
https://www.paloaltonetworks.com/documentation/81/pan-os/newfeaturesguide/upgrade-to-pan-os-81/upgradedowngrade-considerations
Which two methods can be configured to validate the revocation status of a certificate? (Choose two.)
Answer(s): A,C
https://www.paloaltonetworks.com/documentation/71/pan-os/pan-os/certificate-management/set-up-verification-for-certificate-revocation-status
Which administrative authentication method supports authorization by an external service?
Answer(s): C
https://www.paloaltonetworks.com/documentation/80/pan-os/pan-os/firewall-administration/manage-firewall-administrators/administrative-authentication
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