Final answer:
The demarcation point for fiber technologies, known as the Fiber Demarcation Point or Fiber Demarc, signifies the boundary where network responsibility shifts from the service provider to the customer.
Step-by-step explanation:
The demarcation point for fiber technologies is commonly referred to as the Fiber Demarcation Point or Fiber Demarc. This point represents the physical location where the responsibility for the network changes from the service provider to the customer. It is where the optical fiber communication infrastructure ends, and the internal wiring of the customer's site begins. The demarcation point is important for delineating who is responsible for maintenance and repairs within the network segments.