The configuration commands shown in the exhibit set up TACACS+ on a Cisco Nexus device. The tacacs-server host command with the key argument specifies that the switch should use an encrypted key when communicating with the TACACS+ server. Therefore, the switch will query the TACACS+ server using an encrypted text PAP login. References: Cisco Data Center Core Technologies source documents or study guide123. Please note that these answers are based on the information available from the Cisco Data Center Core Technologies resources and the context provided in the questions. For the most accurate and detailed explanations, it's always best to refer directly to the official Cisco documentation and study guides.