Jatc Fiber Optics Final Exam Questions And Answers

Fiber bandwidth is limited by _____. {Ans: - Dispersion}The first layer of protection of a fiber optic cable is the _____. {Ans: 250 micron primary buffer coating}Light-emitting diodes (LEDs) have higher output power and bandwidth than lasers. {Ans: False}What wavelengths are appropriate for use with SM fiber? {Ans: 1310 and 1550 nm}What test instrument(s) are used for insertion loss testing? {Ans: OLTS or power meter and light source}Hybrid cables are cables that contain both _____. {Ans: - SM and MM fiber}What type of cable withstands crush loads well, protects against rodents, and can be directly buried? {Ans: Armored cable}You may see other connector colors outside of the typical ones, especially for multimode. {Ans: True}Fiber optics is used in cars to connect their electronic systems. {Ans: True}Connector "dust caps" can transfer dirt onto a fiber optic connector. {Ans: True}What are some potential hazards associated with the use of cleaning solvents that are sometimes used when working with fiber optics? {Ans: - Vapors - Skin irritation}Every network needs lots of _____ which may be directly connected to servers through switches or connected in a "storage area network" or SAN. {Ans: