← Networking Cables Test
6 Written Questions
6 Multiple Choice Questions
- a device that reproduces the signal on a different frequency
- an electrical connector designed to work with radio frequencies in the multi-megahertz range.
- crosstalk (XT) is any phenomenon by which a signal transmitted on one circuit or channel of a transmission system creates an undesired effect in another circuit or channel causing electromagnetic interference
- twisted pair cables are often shielded using metal in an attempt to prevent electromagnetic interference or data crosstalk.The distance data is carried is two hundred (200) meters
- D-sub; a common type of electrical connector. named for their characteristics D-shaped metal shield.
- a type of optic cable often used for communication for short distances. Data rates from 10 Mbit/s - 10 Gbit/s over 600 meters.
5 True/False Questions
ribbon cable → a cable with many conducting wires running parallel to each other on the same flat plane. as a result, the the cable is wide and flat.
RCA connectors → phono connectors or cinch connectors; a type of electrical connector commonly used to carry audio and video signals.
repeater → a device that reproduces the signal on a different frequency
fiber optic → a flexible, transparent fiber made of a pure glass (silica) not much wider than a human hair
crossover cable → a cable that confines the electromagnetic wave to the area inside the cable, between the center conductor and the metallic shield.