Microsoft has developed the active directory domain structure so that a central authority, called the is the repository for all domain security records.

An active direct identifies and provides the enabled administrators for connecting to the windows-based It resources.  It helps the IT department to manage and secure the windows based system and apps.

Hence the answer is a domain controller.

Learn more about the Active Directory Domain structure so.

link.

Domain Controller

Explanation:

Microsoft has developed the Active Directory Domain structure so that a central authority, called the domain controller, is the repository for all domain security records.

the today function returns a valid value without any arguments.

the today function returns the current date based on the computer's date setting and formatted as a date. today takes no parameters, but requires that you use empty parentheses