Final answer:
The parameter to set the administrator password for signing into the Nano Server Recovery Console is the AdministratorPassword. It is used as part of the New-NanoServerImage PowerShell command to create a new Nano Server image.
Explanation:a
Setting the Administrator Password in Nano Server
When configuring a Nano Server image, the parameter that sets the administrator password used to sign into the Nano Server Recovery Console is the AdministratorPassword. This parameter is included in a PowerShell script using the New-NanoServerImage command, which is used for creating a new Nano Server image. The specific syntax to set the administrator password would be a part of the -AdministratorPassword parameter, in which you would include a secure password as part of a Secure String. Ensure to follow secure password best practices when setting this parameter.
This password is critical for security and will be the one you use to authenticate into the recovery console, thus providing you with access to various recovery and troubleshooting tools for the Nano Server. It's important to note that forgetting this password would restrict access to the server's recovery options, potentially causing significant issues if the server experiences any problems that require recovery actions.