Your customer needs help designing a single solution to protect their combination of various Junos network devices from unauthorized management access.
Which Junos OS feature will provide this protection?

You have a site that has two Internet connections but no switch on the outside of the firewall. You want to use ISP-A over ISP-B during normal operations.
Which type of chassis cluster design would you propose to satisfy this requirement?

You are designing a data center security architecture. The design requires automated scaling of security services according to real-time traffic flows.
Which two design components will accomplish this task? (Choose two.)

Which solution provides a certificate based on user identity for network access?

Your company has outgrown its existing secure enterprise WAN that is configured to use OSPF, AutoVPN, and IKE version 1. You are asked if it is possible to make a design change to improve the WAN performance without purchasing new hardware.
Which two design changes satisfy these requirements? (Choose two.)