Which file is used to save the running configuration with a Palo Alto Networks firewall?

How many zones can an interface be assigned with a Palo Alto Networks firewall?

A network administrator creates an intrazone security policy rule on a NGFW. The source zones are set to IT.
Finance, and HR.
To which two types of traffic will the rule apply? (Choose two.)

An internal host needs to connect through the firewall using source NAT to servers of the internet.
Which policy is required to enable source NAT on the firewall?

Which data-plane processor layer of the graphic shown provides uniform matching for spyware and vulnerability exploits on a Palo Alto Networks Firewall?