NETWORKING - TRANSMISSION MEDIA MCQ

Networks

Title
What does UTP stands for?
Transmission media are usually categorized as _______
Transmission media lie below the _______ layer
_______ cable consists of an inner copper core and a second conducting outer sheath
In fiber optics, the signal is _______ waves
Which of the following primarily uses guided media?
Which of the following is not a guided medium?
What is the major factor that makes coaxial cable less susceptible to noise than twisted-pair cable?
In an optical fiber, the inner core is _______ the cladding
The inner core of an optical fiber is _______ in composition
When a beam of light travels through media of two different densities, if the angle of incidence is greater than the critical angle, _______ occurs
When the angle of incidence is _______ the critical angle, the light beam bends along the interface
Signals with a frequency below 2 MHz use _______ propagation
Signals with a frequency between 2 MHz and 30 MHz use ______ propagation
Signals with a frequency above 30 MHz use _______propagation
A parabolic dish antenna is a(n) _______ antenna
A(n) _____ medium provides a physical conduit from one device to another
_______ cable consists of two insulated copper wires twisted together
______ cable is used for voice and data communications
__________ consists of a central conductor and a shield

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