Which AOS-CX switches support weighted fair queuing (WFQ)?

Which protocols are commonly used in enterprise switching deployments?
(Select two.)
Response:

What is required when implementing captive portal an AOS-CX switches?

A company requires access by all users, guests, and employees to be authenticated. Employees will be authenticated using 802.1X, whereas guests will be authenticated using captive portal.
Which type of authentication must be configured on an AOS-CX switch ports where both guests and employees connect?

A network administrator wants to use an ACL, acl1, to control traffic from devices in VLAN 12 as the traffic is routed out of VLAN 12. The ACL should not control traffic within the VLAN.
Which keyword should the administrator enter at the administrator enter at the end of this command: Switch(config)# vlan 12 ip access-group acl1