After a Cisco Nexus 7000 Series Switch chassis replacement, the administrator discovers that all vPC-enabled LACP port channels are reinitialized. The administrator wants to prevent this issue the next time the chassis is replaced. Which two actions must be taken to meet this requirement before the isolated device is reloaded'? (Choose two)

A network engineer must SPAN only the ingress traffic of a Cisco MDS 9000 series switch from interface fc 1/23 to interface fc 1/24. Which two configuration must be applied to complete this task? (Choose two)

An engineer is automating a Cisco Nexus 9000 Series Switch using the NX-OS API. Which code snippet creates a local user called "tacuser" with an expiration date of 22 November?
An engineer must create a backup file of the entire Cisco UCS system before the maintenance window starts. The backup file must include these attributes:
* all logical configuration settings such as service profiles. VLANs. and VSANs
* all Cisco UCS usernames. roles, and locales
* all Cisco UCS system settings
Which backup type must be selected to achieve this goal?