CompTIA 220-801 Certification Practice Test

Answer - B - To implement a cabling standard that is not susceptible to EMI, Jack should use the fiber optic cabling standard.

Key Takeaway: Electromagnetic interference, or EMI, is a disturbance that affects an electrical circuit due to either electromagnetic conduction or electromagnetic radiation emitted from an external source. Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber.