3.1 Which is a disadvantages of using a bus topology when implementing a network that uses copper wiring? (Choose two a. If the bus is broken, the entire network will go down b. Failure of the central connecting device results in the failure of the network c. Terminating resistors are required d. A bus topology requires more cabling than a star or mesh topology 3.2 Which cable is most susceptible to electromagnetic interference (EMI)? a. unshielded twisted pair b. Shielded twisted pair c. fiber-optic d. coaxial 3.3 Most new Ethernet cabling installations today use CAT3 UTP cable a. true b. false 3.4 Cable that creates minimal smoke or toxic fumes when exposed to a fire is a. serial b. parallel c. shielded twisted pair d. plenum-rated 2. Sketch 5 hosts in each of the following topologies: bus, ring, star, and full-mesh. . How many links are required for a full-mesh topology with 4 devices? 4. Your office, which uses only standard internet applications, currently uses CAT 6A unshielded twisted pair in its local area network. Your boss wants you to evaluate switching the local area network to fiber a. What is one advantage of sticking with UTP? b. What is one advantage of switching to fiber