12 Questions
Data is sent via a ______ or optical cable.
wire
The light source in single mode Fiber Optic Cables comes from expensive ______ diodes.
laser
In ______ transmission, a sine wave carrier is modulated to convey data.
analog
Frequency is increased/decreased while amplitude remains constant in ______ Modulation.
Frequency
The term ______ is used to include all frequency bands, such as FM, UHF, and VHF television.
Radio
In ______ Modulation, amplitude is increased/decreased while frequency remains constant.
Amplitude
A modem is a device that accepts digital signals and outputs a ______ carrier wave, and vice versa.
modulated
______ is a standard developed by ITU-T for European networks.
SDH
SONET is defined as a hierarchy of signals called ______ transport signals.
synchronous
A Bluetooth network is called a ______ or a small net.
Pico net
______ is a wireless LAN technology designed to connect devices of different functions.
Bluetooth
A Pico net can have up to eight ______, one of which is called the primary.
stations
This quiz covers the basics of physical transmission media in computer networks, including guided and unguided media, twisted pair cables, coaxial cables, and fiber optic cables.
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