1 Which type of cable run is most often associated with fiber-optic cable? **backbone cable horizontal cable patch cable work area cable 2 In most business LANs, which connector is used with twisted-pair networking cable? BNC RJ-11 **RJ-45 Type F 3 When is a straight-through cable used in a network? when connecting a router through the console port when connecting one switch to another switch **when connecting a host to a switch when connecting a router to another router 4 With the use of unshielded twisted-pair copper wire in a network, what causes crosstalk within the cable pairs? **the magnetic field around the adjacent pairs of wire the use of braided wire to shield the adjacent wire pairs the reflection of the electrical wave back from the far end of the cable the collision caused by two nodes trying to use the media simultaneously 5 Which OSI layer is responsible for binary transmission, cable specification, and physical aspects of network communication? Presentation Transport Da