1. Tick() the correct option.
1. A transmission media used in a PAN is
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a) Satellite
b) Bluetooth
c) Radio waves
a) Modem
C) NIC
a) Satellites
2. A device that converts analog signals to digital signals and vice versa is
b) Router
3. Data is transmitted in form of light signals through
b) Coaxial cable c) Fibre optic cable
4. A network that covers a region of an entire city is
b) MAN
c) LAN
5. A transmission technology that needs the devices to be touched
b) Bluetooth
c) Infra-red
a) WAN
together is
a) NFC
honho
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Answer:
1.
1.Transmission media acts a physical interface for communication in networks. There are two types of transmission media, namely guided and unguided. Guided transmission media are cables like twisted pair cables, coaxial cables, and fiber optic cables.
2.A Modem (Modulator/Demodulator) converts between digital signals and analog signals. Hubs, Routers and Switches use digital signals.
3.Optical fiber is a cable that accepts and transports signals in the form of light. A twisted pair consists of two conductors (normally copper), each with its own plastic insulation, twisted together.It is the most common guided transmission medium.
Explanation:
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