Which option describes the default roles available to RBAC on Cisco Nexus switches？（） [" admin， operator， network-admin， and network-operator"," admin， read-only， network-admin， and network-operator"," vdc-admin， vdc-operator， network-admin， and network-operator"," vdc-admin， vdc-operator， network-admin， and network-operator （for Nexus 7000） and network- admin and network-operator （for other Nexus switches）"," admin and read-only"]
为挠性罐道的是（） ["刚性罐道；","木罐道；","钢轨罐道；","钢丝绳罐道"]
Select the two correctstatements from the list below that describe DES and 3DES： （） [" 3DES is muchmore secure than DES."," Both DES and 3DES are stream ciphers."," DES uses 64 bitkeys， although the effective key lengthis only 56bits."," The decryption operation for both DES and 3DES is the same as the encryption operation."," DES can only be used for encryption， whereas 3DES can also be used for authentication."]
《硬（软）座车列车员交接簿》背面随时由值班列车员对重点旅客的车次、到站、座席号进行登记，并标注“老、幼、（）、残、孕”等实际困难。 ["病","弱","伤"]
What does the command "IP ARP synchronize" do in a vPC configuration？（） [" Synchronizes ARP entries between vPC peers every five minutes"," Triggers a manual update of ARP entries from the primary peer to the secondary"," Enables a bulk loading of ARP entries when a vPC peer is restored"," Uses the peer-keepalive link to maintain ARP table consistency"]
合纵连横
