Refer to the exhibit.

Refer to the exhibit. An engineer discovered a VFC interface in a down state on a Cisco Nexus Switch. Which action resolves the problem?
Answer : D
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/troubleshooting/guide/
N5K_Troubleshooting_Guide/n5K_ts_fcoe.html
A Cisco UCSB-Series Blade Server is configured to boot a VMwareESXi host from an EMC VNX storage array by using a Fibre Channel SAN. The boot order is confirmed to be configured as expected but the server fails to boot from the SAN. Which action reserves the problem?
Answer : C
Refer to the exhibit.

A network engineer has connected the Nexus switch management port to the Internet using DHCP to allow the Guest shell running on the switch to download Python packages. The engineer can ping google.com successfully from the Nexus switch, but the Guest shell failed to download any Python packages. Which action resolves the problem?
Answer : B
Refer to the exhibit.

An OSPF adjacency between Router-A and Router-B cannot reach the FULL state. Which action resolves the issue?
Answer : B
Refer to the exhibit.

The vPC between switch1 and switch2 does not work. Which two actions resolve the problem? (Choose two.)
Answer : D, E
Both ''vPC peer link'' and ''Peer keepalive link'' are down. So, D is correct.
SW1 is using vPC domain ID 500, which SW2 is using 20. They must match. So, E is correct.
Refer to the exhibit.

A client configures an upgrade of its Cisco Nexus switches that are connected to the Cisco ACI controller, such that the switches are upgraded one at a time. After the upgrade is run, it is discovered that both Cisco Nexus switches were upgraded simultaneously. Which two actions ensure that the switches upgrade one at a time? (Choose two.)
Answer : C, D
Refer to the exhibit.

Refer to the exhibit. An engineer troubleshoots an OSPF neighborship problem between Router R2 and Router R10. Which action resolves the problem?
Answer : B