Online Access Free RCDD Practice Test

A building can have multiple equipment rooms (ERs) for all of the following reasons EXCEPT:

• A.To accommodate office and work space
• B.To serve multiple Access point (APs) and/or Service provider (SPs)
• C.To provide redundancy
• D.To house different types of equipment
• E.For separate tenants

When balanced twisted-pair copper cabling, return loss is a measurement of the:

• A.Signal coupling between any two pairs along the entire length of the cabling
• B.Worst case difference in magnitude between the expected insertion loss and the actual measured insertion loss
• C.Reflection of signal power resulting from the insertion of a device in a transmission line (in dB)
• D.Loss in signal resulting from the insertion of a component, of link, or channel, between a transmitter and a receiver
• E.Time required for a signal to travel from one end of the transmission path to the other end

A tapped trunk topology uses ________ cabling to support a DAS.

• A.Unbalanced twisted pair
• B.Balanced twisted pair
• C.Shielded twisted pair
• D.Optical fiber

What type of facility requires a building automation system (BAS) device to be located every 5 sq m (50 sq ft)?

• A.Education classroom
• B.Hospital
• C.Mechanical room
• D.Hotel guest room
• E.Factory

Exhibit: The following diagram represents what type of CATV distribution system?

• A.Video over optical fiber
• B.Trunk and tap
• C.Home run
• D.Video over balanced twisted-pair