Gray cable means {Ans: second-level backbone}Megabit (Mb) {Ans: Approximately one million bits. Often used as a measurement of data transfer throughput.}Yellow cable means {Ans: misc.}What is the minimum bend radius for 2 in. conduit {Ans: 12 in}What type of construction allows the cable jacket to expand and contract with changes in temperature without affecting the fibers? {Ans: Loose tube}What type of BNC connector is not recommended for any install? {Ans: Screw on}